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1/2" NPT Air Compressor Filter Regulator Combo - 160 PSI Heavy-Duty System (AS209)

Regular price $45.79
Sale price $74.99
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Professional 1/2" NPT Air Compressor Filter Regulator Combo AS209 - 160 PSI Heavy-Duty system with integrated pressure gauge and moisture separator
1/2" NPT Air Compressor Filter Regulator Combo - 160 PSI Heavy-Duty System (AS209)
Regular price $45.79
Sale price $74.99

Product Summary

The Le Lematec AS209 is a professional 1/2" NPT air compressor filter-regulator combo rated at 160 PSI. Combines oil-water separation and pressure regulation in one heavy-duty aluminum unit — ideal for high-flow shop setups requiring 1/2" connections. Price: ~$46. Factory direct from Le Lematec.

Best for: Large shop compressor setups with 1/2" air lines, spray booths, and industrial applications needing high flow rates.

1/2" NPT Air Compressor Filter Regulator Combo Overview

Professional-Grade Air Control for Optimal Tool Performance

Maximize your air tool efficiency with this premium filter regulator combo unit. Built with industrial-grade zinc construction and 160 PSI capacity, this space-saving system delivers clean, regulated air for professional workshops and demanding applications.

Key Specifications:

  • Maximum Pressure: 160 PSI/11 KGS
  • Connection Size: 1/2" NPT
  • Construction: Heavy-duty zinc body
  • Color: High-visibility yellow
  • Filter Type: Reusable Micron Element

Professional Features:

  • Integrated filter-regulator design for space efficiency
  • Corrosion-resistant, impact-proof construction
  • Quick-access water release valve
  • Secure locking adjustment mechanism
  • Universal 1/2" NPT compatibility
  • Built-in pressure gauge

Complete Package Includes:

  • AS209 Filter Regulator Combo Unit
  • 2" Pressure Gauge (160 PSI/11 KGS)
  • Mounting Bracket
  • Installation Guide

Technical Advantages:

  • Premium non-Chinese manufacturing
  • Industrial-grade durability
  • Simplified maintenance system
  • Compact, space-saving design
  • Universal tool compatibility

"Working great, solved my air quality issues completely" - Verified Purchase, June 2023

Transform Your Air System - Order Now

Efficient Air Delivery

The 1/2" NPT Air Compressor Filter Regulator Combo is designed to deliver efficient air pressure regulation for various applications. Featuring a maximum pressure of 160 PSI, this heavy-duty system ensures that your air tools operate smoothly and effectively. The robust construction of this unit means it withstands demanding conditions, making it an ideal choice for both professional and DIY projects.

Enhanced Filtration System

This combo not only regulates pressure but also includes a high-quality filtration system to keep your compressed air clean and free of moisture and debris. This is crucial, because contaminants can damage air tools and reduce their lifespan. With our filter regulator combo, you benefit from cleaner air output, which helps maintain the peak performance of your equipment, ensuring reliability during use.

Easy Installation and Use

Installation of the 1/2" NPT Air Compressor Filter Regulator Combo is straightforward, allowing you to get started with your projects quickly. Its user-friendly design includes clear adjustment controls, enabling you to easily set the desired pressure level for your air tools. Because of its intuitive interface, both beginners and experienced users can efficiently manage their air supply, resulting in a better workflow and increased productivity.


Frequently Asked Questions

Q: What makes the AS209 different from other FRL units?

A: The AS209 combines a high-capacity 160 PSI filter-regulator in one compact unit with a 1/2-inch NPT connection — larger than most consumer units. This means less pressure drop and higher flow capacity, making it suitable for industrial air systems running multiple tools.

Q: Can I use the AS209 as the main regulator for my shop air system?

A: Yes, the AS209 is designed for main-line installation. Its 1/2-inch NPT connections and 160 PSI rating make it ideal as the primary filter-regulator after your compressor tank. For individual tool regulation, add point-of-use regulators downstream.

Q: How often should I drain the AS209 water trap?

A: Drain the moisture bowl before each use session. In humid conditions or during extended operation, check and drain every 1-2 hours. The transparent bowl makes visual monitoring easy. Regular draining prevents water carryover into your air tools.

Why Professionals Choose This Tool

  • 2-in-1 System: Combines particulate filter and pressure regulator in a single compact unit — saves space and installation time
  • 160 PSI Heavy-Duty: Handles high-pressure industrial compressor output and steps it down to your tool requirements
  • Auto-Drain Option: Removes accumulated water automatically — prevents moisture damage to air tools and paint finishes
  • Large Capacity Bowl: Extended service intervals between emptying — less maintenance downtime

What's in the Box

  • AS209 filter regulator combo unit
  • Mounting bracket
  • Drain valve (auto-drain)
  • Pressure gauge
  • 1/2" NPT fittings
  • Teflon tape

Compatible With

Air Compressors Any compressor with 1/2" NPT outlet, up to 160 PSI
Air Tools All pneumatic tools — provides clean, regulated air
Air Lines Standard 1/2" NPT industrial air piping and hoses

Ideal Applications: shop air treatment, tool protection, spray painting prep, industrial air supply, compressor output conditioning

Why do I need a filter regulator combo?

Compressors produce moisture, oil vapor, and particulates that damage air tools, ruin paint finishes, and contaminate processes. A filter regulator combo removes these contaminants AND controls pressure to the exact PSI your tools need. It is the single most important accessory between your compressor and your tools.

How often should I drain the filter bowl?

With manual drain: daily or before each use. With auto-drain: the system handles it automatically. In humid environments, check more frequently. Never let water reach the filter element — this reduces airflow and pushes moisture downstream to your tools.

Can I use this with spray painting?

Yes, but for automotive painting you may want to add a desiccant dryer (like the ZN312-D) downstream for maximum moisture removal. The AS209 removes particulates and bulk water effectively, but critical paint applications benefit from multi-stage filtration.

Related Guides & Resources

Related Resources

Shipping Information

  • Most USA-based orders are shipped directly from our warehouses within 24 hours for your convenience and maximum efficiency.
  • Your product should arrive within 3 - 7 Business Days.

Product Return/Refund and Exchange Policies

At Pro Air Tools, we ensure that we are providing the best quality products from the most trusted hand tool brand. Thus, we stand behind all of our products and quality control 100%.

In the event that the products you ordered from us did not meet your expectations, we will gladly offer you our 30 Months Satisfaction Guarantee Request, no questions asked and no restocking fee! 

If within 30 Months from your purchase, you are not fully satisfied with any of the products, you may request any of the following:

  1. Product Replacement
  2. Exchange the product with another product of the same value. 
  3. Refund the amount you paid.  

Proof of purchase from Pro Air Tools is required for all return, refund, and exchange requests. We also require anyone who wishes to return a product, or request a refund, to fill out our Return/Refund Form. We will notify you via email or phone once we process your return/refund request. Refunds will be credited to the original payment method.

With regards to product exchanges, please note that we only accept this type of request if the product delivered to you is defective or damaged. If a customer opts to request a product exchange with “change of mind” as the reason, the product must be returned in its original packaging. The product should not be used or installed in any manner. All return shipping costs will be shouldered by the customer. Return unused product to our office address at 103 Edwin Pl. Asheville, N.C. 28801.

If you have any question regarding our return/refund and exchange policy that was not answered here, feel free to reach out to us via: 

Email at info@proairtools.com

A phone call at  +1 828 398 0334

PO Box 8367
725 MERRIMON AVE
ASHEVILLE, NC 28804-2447

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