{"title":"Air Dryers \u0026 Desiccant Filters","description":"\u003cp\u003eProfessional air dryers and desiccant filters for removing moisture from compressed air lines. Protect spray guns, pneumatic tools, and paint finishes from water contamination. Le Lematec air dryers feature color-change indicators and easy-swap desiccant cartridges.\u003c\/p\u003e","products":[{"product_id":"air-compressor-filter-dryer-compressed-air-desiccant-dryer-zn312-d-2-teflon","title":"Professional Air Compressor Filter Dryer - 150 PSI Desiccant System with Color Indicator (ZN312-D-C1)","description":"\u003cdiv class=\"product-summary-tldr\" style=\"margin-bottom:20px;padding:16px;background:#f0fdf4;border-left:4px solid #16a34a;border-radius:0 8px 8px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:600;color:#15803d;\"\u003eProduct Summary\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px 0;\"\u003eThe Le Lematec ZN312-D-C1 is a 150 PSI desiccant air compressor filter dryer with a built-in color indicator that changes from blue to pink when the desiccant needs replacement. Regeneratable desiccant beads. Price: ~$18. Factory direct from Le Lematec.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-style:italic;color:#166534;\"\u003eBest for: Maintaining dry compressed air for spray painting, plasma cutting, and protecting sensitive pneumatic tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCompressed Air Desiccant Dryer — Remove Moisture at the Source\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eTransform Your Air Tools' Performance with Laboratory-Grade Clean Air\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThis professional-grade air compressor filter dryer delivers pristine, moisture-free compressed air for all your pneumatic tools. Built with premium zinc construction and reusable design, it maintains optimal air quality at pressures up to 150 PSI, making it ideal for auto shops, woodworking, and industrial applications.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eEssential Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eIndustrial-Grade Construction\u003c\/strong\u003e: Durable zinc housing with metal-threaded 1\/4\" NPT connections\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eSmart Monitoring System\u003c\/strong\u003e: Color-changing desiccant beads (blue to pink) indicate replacement timing\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eProfessional Capacity\u003c\/strong\u003e: Handles 1-150 PSI at 22 CFM with operating temperature range of 27-40°F\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eComplete Kit\u003c\/strong\u003e: Includes filter housing, desiccant beads, and Teflon tape for immediate setup\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eUniversal Compatibility\u003c\/strong\u003e: Works with all standard compressed air systems and pneumatic tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaximum Pressure: 150 PSI\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eFlow Rate: 22 CFM\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eConnection Size: 1\/4\" NPT\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eHousing Material: Zinc\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eTemperature Range: 27-40°F\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eIndicator Type: Color-changing beads\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eReusable Design: Yes\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eOrigin: Premium quality, non-Chinese manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e1x ZN312-D-C1 Air Compressor Filter Dryer\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e1x Pack Premium Desiccant Beads\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e1x Roll Teflon Tape\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e1x User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003e✓ Professional-Grade Performance ✓ Easy Maintenance ✓ Built to Last ✓ Clear Visual Indicators ✓ Universal Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cem\u003e\"Perfect final dry before use of air. Love that you can take this apart to dry or put in new desiccant!\"\u003c\/em\u003e - Verified Purchase, February 2023\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eProtect Your Investment Today - Add to Cart Now\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Desiccant Drying Matters\u003c\/h3\u003e\n\u003cp\u003eStandard particulate filters catch liquid water droplets, but they can't remove water vapor — the invisible moisture still dissolved in compressed air. As air cools downstream, this vapor condenses inside your tools, causing corrosion, seal damage, and lubrication washout. A desiccant dryer absorbs water vapor before it condenses, delivering truly dry air. This is essential for spray painting (prevents fish eyes), sandblasting (prevents media clumping), and any precision application. Learn more in our \u003ca href=\"\/blogs\/news\/frl-filter-regulator-lubricator-guide\"\u003ecomplete FRL unit guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow the Color Indicator Works\u003c\/h3\u003e\n\u003cp\u003eThe desiccant beads change color as they absorb moisture — typically from blue (dry) to pink (saturated). When the beads turn pink, it's time to regenerate or replace them. This eliminates guesswork and ensures you're always delivering dry air to your tools.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch4\u003eHow often do I need to replace the desiccant?\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cp\u003eReplacement frequency depends on humidity levels and usage volume. In moderate climates with average use, desiccant beads typically last 3-6 months before needing regeneration. The color-change indicator makes it easy to know exactly when service is needed — no guessing required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eWhere should I install a desiccant dryer in my air system?\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cp\u003eInstall the desiccant dryer after your particulate\/water separator filter and before the regulator. The particulate filter catches bulk water and debris first, so the desiccant handles only water vapor — extending its service life significantly. See our \u003ca href=\"\/blogs\/news\/air-compressor-accessories-buying-guide\"\u003eaccessories buying guide\u003c\/a\u003e for complete installation diagrams.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eDo I need a desiccant dryer if I already have an inline filter?\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cp\u003eYes, if you do spray painting, sandblasting, or precision work. Inline filters remove liquid water and particles but cannot remove water vapor. In humid environments, this vapor condenses inside tools and ruins paint finishes. A desiccant dryer is the only way to remove dissolved moisture from compressed air.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"enhanced-features\" style=\"margin-top:20px;\"\u003e\n\u003ch3 style=\"color:#0f172a;font-size:1.1em;\"\u003eWhy Professionals Choose This Tool\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eProfessional Air Drying:\u003c\/strong\u003e Removes water vapor to produce dry, clean compressed air for moisture-sensitive applications\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eColor Indicator System:\u003c\/strong\u003e Instantly see desiccant condition — no guessing about cartridge life remaining\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eTeflon Tape Included:\u003c\/strong\u003e Complete installation kit — leak-free connection out of the box\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003e150 PSI Industrial Rating:\u003c\/strong\u003e Handles any standard compressor output pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"whats-in-box\" style=\"margin-top:25px;padding:18px;background:#fefce8;border:1px solid #eab308;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a16207;font-size:1.1em;\"\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eZN312-D-C1 desiccant filter dryer\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eReplaceable desiccant element with color indicator\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eTeflon tape\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e1\/4\" NPT fittings\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compatible-with\" style=\"margin-top:20px;padding:18px;background:#eff6ff;border:1px solid #3b82f6;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#1d4ed8;font-size:1.1em;\"\u003eCompatible With\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir Compressors\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAny compressor up to 150 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003ePre-Filters\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eBest used downstream of a water separator (AI303, ZN312) for maximum drying\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eApplications\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAutomotive painting, powder coating, airbrush, electronics, food processing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"use-cases\" style=\"margin-top:15px;padding:12px;background:#f0fdf4;border-radius:8px;\"\u003e\u003cp style=\"margin:0;font-size:0.95em;\"\u003e\u003cstrong\u003eIdeal Applications:\u003c\/strong\u003e final-stage air drying, spray painting, powder coating, electronics manufacturing, food-grade air\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-faq\" style=\"margin-top:25px;\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eHow do I know when to replace the desiccant?\u003c\/h4\u003e\n\u003cp\u003eThe ZN312-D-C1 features a built-in color indicator — blue means the desiccant is active and absorbing moisture, pink means it's saturated and needs replacement or regeneration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eCan the desiccant beads be regenerated?\u003c\/h4\u003e\n\u003cp\u003eYes, the desiccant beads can be regenerated by baking them in an oven at 250°F for 2-3 hours until they return to their original blue color.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"extra-faqs\" style=\"margin-top:20px;\"\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eWhat contaminants does this remove?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eThe ZN312-D-C1 primarily targets water vapor — the moisture that remains after a mechanical water separator has removed bulk liquid water. It also traps fine particulates. For oil removal, add a coalescing filter upstream.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eWhere should I install this in my air system?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eInstall it as the LAST filter before your tool or spray gun. Ideal order: Compressor → Water Separator → Coalescing Filter (optional) → Desiccant Dryer → Tool. This staged approach maximizes desiccant life and delivers the driest possible air.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"related-products-links\" style=\"margin-top:20px;padding:15px;background:#f8f9fa;border-radius:8px;\"\u003e\n\u003ch3\u003eRelated Categories\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/filters\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Filters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/regulators\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Regulators\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/air-tools\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ All Air Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\u003cp\u003eThe ZN312-D uses desiccant media to absorb moisture vapor that standard water separators leave behind. Compared to the basic ZN312E water separator, the ZN312-D provides significantly drier air output, making it essential for spray painting and powder coating where any moisture causes defects. Compared to refrigerated air dryers, the ZN312-D costs a fraction of the price and requires no electricity, though it needs periodic desiccant replacement.\u003c\/p\u003e\u003c!-- pat-touch-2026-04-28-fix-google-feed --\u003e\u003c!-- pat-touch-2026-04-28-google-feed-resync --\u003e","brand":"LE LEMATEC","offers":[{"title":"Default Title","offer_id":37800932606124,"sku":"WM-JYLP-WTTG","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/3697\/5276\/files\/le-lematec-zn312-d-c1-air-dryer-desiccant-water-separator-hero_webp.jpg?v=1771987968"},{"product_id":"zn312e-2-3","title":"LE LEMATEC ZN312E-3 Desiccant Air Compressor Filter | 1\/4\" NPT | Air Dryer for Compressors \u0026 Air Tools","description":"\u003cdiv class=\"product-summary-tldr\" style=\"margin-bottom:20px;padding:16px;background:#f0fdf4;border-left:4px solid #16a34a;border-radius:0 8px 8px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:600;color:#15803d;\"\u003eProduct Summary\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px 0;\"\u003eThe Le Lematec ZN312E-3 is a 1\/4\" NPT desiccant air dryer that removes moisture from compressed air using replaceable desiccant beads with color-change indicator (blue = dry, pink = saturated). 150 PSI rated. Price: ~$17. Factory direct from Le Lematec.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-style:italic;color:#166534;\"\u003eBest for: Spray painting, powder coating, and any application where bone-dry air is critical. Pairs with inline filters for complete air preparation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eAir Compressor Moisture Trap — Dual-Stage Water Separator Filter\u003c\/h2\u003e\n\u003ch3\u003e\u003cb\u003eZN312E-3  1\/4\" Desiccant Air Compressor Filter: The Ultimate Defense Against Moisture, Rust, and Uneven Finishes\u003c\/b\u003e\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003eUnparalleled Performance for Your Air Tools and Finishes\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eMoisture and contaminants are your air tools' worst enemy, often leading to rust, corrosion, and premature equipment failure. The Le Lematec ZN312E-3 1\/4\" Desiccant Air Compressor Filter is your shield against these detrimental elements, delivering clean, dry air for improved tool longevity and flawless finishes. Its efficient flow and easy maintenance set it apart as an essential addition to your workshop.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSay goodbye to moisture-related issues in your air supply with the Le Lematec ZN312E-3 Desiccant Air Compressor Air Filter Sandblaster. \u003c\/span\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003eKey Features and Benefits:\u003cbr\u003e\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e🌬️ Efficient Flow:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Operating at 1-150 PSI and 22 CFM, this desiccant filter ensures minimal airflow reduction, outperforming other compressed air dryers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e♻️ Reusable \u0026amp; Reliable:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Effectively removing contaminants, this filter provides clean air to your tools, extending their lifespan and delivering consistent performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e💪 Sturdy Construction:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e The zinc metal housing and secure connection points eliminate leaks, ensuring a safe and dependable setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e📊  Smart Indicators:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Equipped with color-changing desiccant beads, you'll know exactly when it's time to replace them, ensuring uninterrupted clean air flow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e🛠️ Lightweight \u0026amp; Durable:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Designed to meet strict quality standards without adding excessive weight to your airline, it's a durable and lightweight solution.\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e🔄 Quick and Easy Desiccant Replacement:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e No need for complex disassembly. Simply unscrew the top and bottom, replace the beads, and you're good to go!\u003c\/span\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003eWhy You Need the ZN312E-3 Desiccant Filter:\u003cbr\u003e\u003c\/b\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e🛡️ Prevent Rust and Corrosion: \u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003eProtect your tools and equipment from moisture-related damage, ensuring longevity and top-notch performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e💧 Avoid Water Droplets in Spray Patterns:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Achieve flawless finishes without the hassle of water droplets causing defects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e🌬️ Enhance Finish Quality:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Ensure even drying and adhesion for a professional finish every time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e🧰 Extend Equipment Life:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e Avoid costly repairs and replacements by keeping your tools in optimal condition.\u003c\/span\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003e📦 What’s Included:\u003cbr\u003e\u003c\/b\u003e\u003cstrong\u003e          - \u003c\/strong\u003e Air Inlet\/Outlet: ¼ inch Male and Female\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eDesiccant Bead\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003ePolycarbonate (PC) Desiccant Bowl\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003e💬  Customer Reviews:  \u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003eReviewed in the United States on May 2, 2023\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e- \u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e “I use it for my quickie paint sprays, right at the gun. Works great ! \u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003eDoug's Welding \u0026amp; Fabrication Recommended ! From a guy who has every tool known to man, this is a good buy and worthy of having in your shop. \u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003eI would not recommend, if I wasn't thoroughly happy with my purchase and use of the tool. This one is Highly Recommended !”\u003c\/span\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003e🛠️ Technical Specifications:\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/b\u003eCapacity: 28g\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003ePressure: 90-150 PSI\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eMaterial: Polycarbonate (PC) Desiccant Bowl\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eColor Change Indicator\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eZinc Metal Housing\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003eWhy Choose Le Lematec ZN312E-3?\u003cbr\u003e\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e✅ \u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003eNot made in China: Ensuring reliability and quality.\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e✅\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e Fast desiccant bead replacement: Keeping your air supply consistently clean.\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e✅\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e Easy color change indicator: Providing a visual cue for maintenance.\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e✅\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e Reliably removes dirt, oil, moisture, and water: Ensuring top-notch air quality.\u003cbr\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e✅\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e Works in any orientation: Providing flexibility in installation.\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e          - \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e✅\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\"\u003e Built for Longevity: Crafted from high-quality materials that stand the test of time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003eReady to Protect Your Equipment and Perfect Your Finishes? \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eUpgrade your air supply quality and protect your tools with the Le Lematec ZN312E-3 Desiccant Air Compressor Air Filter Sandblaster. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e🛒 Click the “\u003c\/span\u003e\u003cb\u003eAdd to Cart\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e” button now for uninterrupted performance! 🛒\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eEquip yourself with the Le Lematec ZN312E-3 1\/4\" Desiccant Air Compressor Filter and elevate the quality and longevity of your tools and projects. Don’t settle for less when it comes to performance and reliability. Take the first step in safeguarding your valuable tools and achieving the pristine finishes you've always desired.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How long does the desiccant last before replacement?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The desiccant beads in the ZN312E-3 typically last 6-12 months depending on usage and humidity levels. The color-indicating beads change from blue\/orange to pink\/clear when saturated. Some desiccant types can be regenerated by oven-drying at 250°F for 2-3 hours.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between a desiccant dryer and a standard water separator?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A standard water separator removes liquid water and oil droplets through centrifugal action and mesh filtration. A desiccant dryer goes further by absorbing water vapor — the dissolved moisture that passes through standard filters. For spray painting and moisture-sensitive work, desiccant drying is essential.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use the ZN312E-3 alone or do I need a pre-filter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: While the ZN312E-3 can work standalone, using a standard water separator (like the ZN312) upstream significantly extends desiccant life by removing bulk water before it reaches the desiccant. This two-stage setup is the most cost-effective approach for ultra-dry air.\u003c\/p\u003e\n\n\u003cdiv class=\"enhanced-features\" style=\"margin-top:20px;\"\u003e\n\u003ch3 style=\"color:#0f172a;font-size:1.1em;\"\u003eWhy Professionals Choose This Tool\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eCompact 1\/4\" NPT Design:\u003c\/strong\u003e Fits standard home and small shop air systems without adapters or pipe changes\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eLast-Stage Moisture Removal:\u003c\/strong\u003e Install after a water separator for near-zero moisture air — critical for flawless paint finishes\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eVisual Indicator:\u003c\/strong\u003e Desiccant color change tells you when to replace — orange means active, clear\/green means saturated\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eEasy Cartridge Replacement:\u003c\/strong\u003e Unscrew, swap, and you are back to dry air in under a minute\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"whats-in-box\" style=\"margin-top:25px;padding:18px;background:#fefce8;border:1px solid #eab308;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a16207;font-size:1.1em;\"\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eZN312E-3 desiccant air compressor filter (1\/4\" NPT)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eReplaceable desiccant element\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eColor-change moisture indicator\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e1\/4\" NPT fittings\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compatible-with\" style=\"margin-top:20px;padding:18px;background:#eff6ff;border:1px solid #3b82f6;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#1d4ed8;font-size:1.1em;\"\u003eCompatible With\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir Compressors\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAny compressor up to 150 PSI with 1\/4\" NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eInstallation\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eInline after water separator for multi-stage drying\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eApplications\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eSpray painting, airbrush, electronics, moisture-sensitive work\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"use-cases\" style=\"margin-top:15px;padding:12px;background:#f0fdf4;border-radius:8px;\"\u003e\u003cp style=\"margin:0;font-size:0.95em;\"\u003e\u003cstrong\u003eIdeal Applications:\u003c\/strong\u003e home shop air drying, spray painting, airbrush work, electronics protection, last-stage moisture removal\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"extra-faqs\" style=\"margin-top:20px;\"\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eDo I need both a water separator AND a desiccant filter?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eFor best results, yes. A water separator removes 90% of bulk liquid water. The desiccant filter then removes the remaining water vapor. Using only a desiccant filter forces it to work harder and requires more frequent cartridge replacements. The two-stage approach is the professional standard for spray painting and moisture-critical work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eCan I regenerate the desiccant cartridge?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eSome desiccant types can be oven-dried for reuse, but Le Lematec recommends using fresh replacement cartridges for consistent performance. Regenerated desiccant loses capacity over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eRelated Guides \u0026amp; Resources\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/frl-filter-regulator-lubricator-guide\"\u003eComplete FRL Unit Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/pneumatic-tool-maintenance-care-guide\"\u003ePneumatic Tool Maintenance Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/air-compressor-accessories-buying-guide\"\u003eAir Compressor Accessories Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"related-products-links\" style=\"margin-top:20px;padding:15px;background:#f8f9fa;border-radius:8px;\"\u003e\n\u003ch3\u003eRelated Categories\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/filters\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Filters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/regulators\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Regulators\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/air-tools\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ All Air Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- pat-touch-2026-04-28-google-feed-resync --\u003e","brand":"LE LEMATEC","offers":[{"title":"Default Title","offer_id":40147154141356,"sku":"YH-HY8H-VQYM","price":17.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/3697\/5276\/files\/lematec-zn312e-3-compressed-air-dryer-desiccant-filter-hero_webp_3ded8ff8-d84e-47e1-be6d-617d452830fc.jpg?v=1772001525"},{"product_id":"air-filter-zn312e-3","title":"Professional 3\/8\" Air Compressor Dryer with Desiccant Filter - 22 CFM, 150 PSI - ZN312E-3","description":"\u003cdiv class=\"product-summary-tldr\" style=\"margin-bottom:20px;padding:16px;background:#f0fdf4;border-left:4px solid #16a34a;border-radius:0 8px 8px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:600;color:#15803d;\"\u003eProduct Summary\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px 0;\"\u003eThe Le Lematec ZN312E-3 (3\/8\" version) is a high-flow desiccant air dryer rated at 150 PSI and 22 CFM. 3\/8\" NPT connections for larger air lines. Uses replaceable desiccant beads with visual color-change saturation indicator. Price: ~$18. Factory direct from Le Lematec.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-style:italic;color:#166534;\"\u003eBest for: Shops with 3\/8\" air lines needing high-flow moisture removal for spray painting and sandblasting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHeavy-Duty Air Compressor Filter — Industrial Moisture Separator\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eTransform your air tool performance with the Professional ZN312E-3 Air Compressor Dryer.\u003c\/strong\u003e This industrial-grade 3\/8\" desiccant filter delivers exceptionally clean, dry air at 22 CFM capacity, making it perfect for automotive painting, pneumatic tools, and professional applications.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eDesigned for reliability and efficiency, this air dryer features a high-performance filtration system that effectively removes moisture, oil, and contaminants without restricting airflow. The robust metal housing and precision-engineered connections ensure leak-free operation at pressures up to 150 PSI, while the smart color-changing indicator helps you monitor filter condition at a glance.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eWhether you're a professional automotive technician, industrial user, or serious DIY enthusiast, this air dryer provides the clean, dry air essential for achieving professional-quality results and protecting your valuable tools from moisture damage.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eKey Features and Benefits \u003c\/strong\u003e\u003c\/p\u003e\n\u003col class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-decimal space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSuperior Performance\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaximum flow rate of 22 CFM with minimal restriction\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eOperating pressure range: 1-150 PSI\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eEffective moisture, oil, and particle removal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-decimal space-y-2 pl-8\" start=\"2\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eProfessional-Grade Construction\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eDurable zinc metal housing\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePremium polycarbonate desiccant bowl\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eReliable 3\/8\" male and female connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-decimal space-y-2 pl-8\" start=\"3\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSmart Maintenance Design\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eVisual color-change indicator for filter status\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eEasy desiccant replacement system\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eNo tools required for maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-decimal space-y-2 pl-8\" start=\"4\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eVersatile Applications\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eIdeal for automotive painting\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePerfect for pneumatic tools\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eSuitable for industrial use\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eEssential for precision applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-decimal space-y-2 pl-8\" start=\"5\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eTool Protection\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePrevents moisture-related damage\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eExtends tool lifespan\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eEnsures consistent performance\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eEliminates contamination risks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eTechnical Specifications:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eCapacity: 28g desiccant\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eConnection Size: 3\/8\" inlet\/outlet\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaximum Pressure: 150 PSI\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eFlow Rate: 22 CFM\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eHousing Material: Zinc metal\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eBowl Material: Polycarbonate (PC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003ePackage Includes:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eAir compressor dryer unit\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePremium desiccant beads\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eInstallation instructions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eManufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e \u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why choose the 3\/8-inch version over the 1\/4-inch model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 3\/8-inch ZN312E-3 handles higher airflow with less pressure drop, making it ideal for tools requiring 8+ CFM like impact wrenches and large spray guns. The larger port size reduces restriction — critical for maintaining tool performance on high-demand equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I regenerate the desiccant beads?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Many desiccant types can be regenerated by spreading the beads on a baking sheet and heating at 250°F (120°C) for 2-3 hours until they return to their original color. Silica gel and indicating desiccant typically support 5-10 regeneration cycles before replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know when the desiccant needs replacing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The color-indicating desiccant beads change color as they absorb moisture — typically from blue\/orange to pink\/clear. Check the transparent viewing window regularly. When more than 50% of the beads have changed color, it is time to regenerate or replace them.\u003c\/p\u003e\n\u003cdiv class=\"enhanced-features\" style=\"margin-top:20px;\"\u003e\n\u003ch3 style=\"color:#0f172a;font-size:1.1em;\"\u003eWhy Professionals Choose This Tool\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eDesiccant Drying Technology:\u003c\/strong\u003e Chemical media absorbs water vapor that mechanical separators miss — delivers near-dry air for moisture-sensitive applications\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eColor-Change Indicator:\u003c\/strong\u003e Desiccant changes color when saturated — tells you exactly when to replace the cartridge, no guesswork\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003e22 CFM Capacity:\u003c\/strong\u003e High-flow 3\/8\" NPT model handles multiple tools or high-demand equipment simultaneously\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003e150 PSI Rating:\u003c\/strong\u003e Industrial-grade pressure handling for professional shop and factory air systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"whats-in-box\" style=\"margin-top:25px;padding:18px;background:#fefce8;border:1px solid #eab308;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a16207;font-size:1.1em;\"\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eZN312E-3 desiccant air dryer (3\/8\" NPT)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eReplaceable desiccant cartridge\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eColor-change moisture indicator\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e3\/8\" NPT fittings\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compatible-with\" style=\"margin-top:20px;padding:18px;background:#eff6ff;border:1px solid #3b82f6;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#1d4ed8;font-size:1.1em;\"\u003eCompatible With\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir Compressors\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAny compressor up to 150 PSI, 22 CFM max flow rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir Lines\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003e3\/8\" NPT air piping — larger than standard 1\/4\" for higher flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eApplications\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eSpray painting, powder coating, plasma cutting, CNC machines, dental\/medical air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"use-cases\" style=\"margin-top:15px;padding:12px;background:#f0fdf4;border-radius:8px;\"\u003e\u003cp style=\"margin:0;font-size:0.95em;\"\u003e\u003cstrong\u003eIdeal Applications:\u003c\/strong\u003e spray painting air prep, powder coating, plasma cutting, CNC air supply, dental air, moisture-critical applications\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"extra-faqs\" style=\"margin-top:20px;\"\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eHow often do I need to replace the desiccant cartridge?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eCartridge life depends on humidity, air usage, and whether you have an upstream water separator. In moderate humidity with a water separator installed upstream, expect 3-6 months. In high humidity without a pre-filter, replacement may be needed monthly. The color indicator makes monitoring easy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eWhat is the difference between the 1\/4\" and 3\/8\" models?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eThe 3\/8\" model (ZN312E-3) handles 22 CFM — enough for multiple tools or high-demand equipment. The 1\/4\" model is suited for single-tool or light-duty use. Choose based on your air line size and total CFM demand.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eRelated Guides \u0026amp; Resources\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/frl-filter-regulator-lubricator-guide\"\u003eComplete FRL Unit Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/pneumatic-tool-maintenance-care-guide\"\u003ePneumatic Tool Maintenance Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/air-compressor-accessories-buying-guide\"\u003eAir Compressor Accessories Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"related-products-links\" style=\"margin-top:20px;padding:15px;background:#f8f9fa;border-radius:8px;\"\u003e\n\u003ch3\u003eRelated Categories\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/filters\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Filters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/regulators\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Regulators\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/air-tools\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ All Air Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pat-related-content\" data-pat-added=\"2026-05-07\" style=\"margin-top:30px;padding:20px;background:#f8fafc;border-radius:10px;border:1px solid #cbd5e1;\"\u003e\n\u003ch3 style=\"margin-top:0;margin-bottom:14px;color:#0f172a;font-size:1.15em;\"\u003eRelated Products \u0026amp; Guides\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:24px;\"\u003e\n\u003cdiv style=\"flex:1 1 240px;min-width:200px;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;font-weight:600;color:#334155;\"\u003eYou might also like\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:18px;color:#475569;list-style:disc;\"\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/products\/inline-air-compressor-oil-water-separator-filter-zn312\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eZN312 Inline Air Compressor Filter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/products\/air-filter-regulator-compressor-oil-water-separator-combo-with-gauge\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eAI303-R1 Filter Regulator Combo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 240px;min-width:200px;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;font-weight:600;color:#334155;\"\u003eRelated guides\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:18px;color:#475569;list-style:disc;\"\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/blogs\/news\/how-to-set-up-an-air-compressor-filter-regulator-lubricator-frl-system\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eHow to Set Up an FRL Filtration System\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/blogs\/news\/frl-filter-regulator-lubricator-guide\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eComplete Guide to Filter, Regulator \u0026amp; Lubricator (FRL) Units\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LE LEMATEC","offers":[{"title":"Default Title","offer_id":40147836371116,"sku":"ZN312E-3 3 \/ 8 inch","price":18.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/3697\/5276\/files\/lematec-3-8-compressed-air-dryer-desiccant-filter-system-hero_webp.jpg?v=1772009771"}],"url":"https:\/\/proairtools.com\/collections\/air-dryers.oembed","provider":"Pro Air Tools ","version":"1.0","type":"link"}