The Best Compressed Air Dryers, Separators & Drains

Looking for the best Compressed Air Dryers, Separators & Drains?

Discover now our comparison of the best Compressed Air Dryers, Separators & Drains. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Compressed Air Dryers, Separators & Drains are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Compressed Air Dryers, Separators & Drains in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

1/2" Particulate filter water trap seperator moisture Compressed Air Compressor

1/2" NPT PARTICULATE FILTER / WATER TRAP TO REMOVE MOISTURE FROM COMPRESSED AIR LINES.
THIS UNIT HAS 5oz POLYCARBONATE BOWL WITH METAL BOWL GUARD. 5u MICRON FILTER REMOVES 95% OF MOISTURE AND DEBRIS.
175 PSI MAX INPUT PRESSURE, 145 MAX OUTPUT PRESSURE, 106 CFM FLOW RATE. PLEASE NOTE::: 1/2" NPT MEASURES 0.850" OUTSIDE THREAD DIAMETER IN INCHES::::
COMES WITH A SEMI AUTOMATIC DRAIN THAT ACTS LIKE AN OVERNIGHT DRAIN. WHEN PRESSURE IS APPLIED TO THE BOWL, THE DRAIN WILL HOLD THE MOISTURE CONTENTS UNLESS YOU MANUALLY DISCHARGE IT. WHEN NO PRESSURE IS APPLIED TO THE BOWL, THE DRAIN AUTOMATICALLY OPENS TO RELEASE THE MOISTURE.
REPLACEMENT FILTERS CAN BE FOUND ON AMAZON. ASIN B01MTC8AAH. COPY PASTE ASIN TO YOUR AMAZON SEARCH BAR.

No. 2

LE LEMATEC Air Compressor Water Separator, Compressed Air Dryer with Drain Valve, Inline Moisture Filter for HVLP Spray Paint Gun, Sand Blaster, Plasma Cutter & Other Air Tools (AI303-C1)

Superior Air Quality Control: Removes 1 micron particles; push-button drain valve; clean, moisture-free air.
Versatile Pressure Compatibility: Operates from 2-150 PSI; minimal pressure loss; reliable performance.
Innovative Backflow Prevention: One-way valve prevents backflow; safeguards equipment.
Universal Tool Compatibility: 1/4" NPT connections; fits any air tool; easy to install.
Heavy-Duty Construction: Tough, durable, and compact; ideal for painting and sandblasting.
Efficient Moisture Removal: Inline filter for HVLP guns, sand blaster and plasma cutters.
Convenient Maintenance: Push-button drain valve; consistent air dryer performance.
Enhanced Tool Longevity: Clean air prolongs tool lifespan; reduces rust.
Broad Application Use: Great for painting, sandblasting, and plasma cutting.
Easy Integration: Works with air filters and dryers; maintains air quality.

No. 3

LE LEMATEC Air Compressor Water Separator, 1/4 NPT Inline Filter & Moisture Trap for Pneumatic Tools, HVLP Spray Paint Gun & Airbrush, Durable Compressed Air Dryer with Easy Drain Valve, AI303

Optimal Tool Performance: Provides clean, dry air with an oil water separator for peak tool efficiency.
Flexible Applications: Perfect for sandblasting, painting, and other pneumatic tasks.
Protect Your Investment: Filters out oil and moisture to extend tool life and performance.
Built to Endure: Constructed with a durable aluminum body, made for tough conditions.
Space-Saving Design: Compact air compressor filter and oil water separator, ideal for tight workspaces.
Universal Compatibility: Easily connects with 1/4-inch brass or steel fittings for convenience.
Superior Moisture Control: Integrated oil water separator efficiently removes contaminants.
Achieve Flawless Finishes: Maintains consistent airflow for smooth, professional results every time.
Designed for Pros & DIYers: Ideal for both professionals and DIY enthusiasts aged 25-55.
Reliable Filtration System: Ensures compressors and tools stay in top condition with consistent air drying.

SaleNo. 4

3/4" NPT Industrial Air Dryer for Compressor,3 Stage Air Compressor Water Separator System,Filter Oil Water Separator Dryer for Plasma Cutter and Paint Spray,Auto Drain

【Industrial Performance】The air drying system features two rugged 3/4“ NPT air ports and 1/4” NPT gauge ports to handle high-pressure environments (up to 240 PSI) for a variety of industrial applications
【Ultra Filtration】The compressed air dryer utilizes a three-stage filtration system to remove contaminants. The first stage (5 micron filter) removes 95% of particles and moisture. The second stage (0.01 micron agglomerated filter) handles 99.98% of the remaining moisture and contaminants. Finally, the desiccant air dryer ensures exceptionally clean and dry air
【Easy Maintenance】User-friendly maintenance. The second stage filter features a visual window that pops up with a green indicator light when it needs to be replaced. The desiccant beads in the metal bowl turn from blue to pink, indicating the need for replacement
【Rugged Construction】The air regulator and water separator are made of aluminum valve body, which is high strength, sturdy and resilient to ensure longevity in harsh industrial environments
【Complete Package】Everything needed for immediate operation is provided, including pressure gauges, air connectors, fittings, replacement filter elements, desiccant beads and thread sealing tape

No. 5

PUDUSI 1/4" NPT Compressed Air Filter Regulator Combo, Air Compressor Water Separator, Air Line Dryer, Semi-Auto Drain, 0-150 psi Gauge, 5 Micron Brass Element

1/4" NPT Air Filter Regulator Combo - Clean & Dry Compressed Air, Regulate Air Pressure Precisely.
5 Micron Brass Filter Element - Excellent Filtering Performance, Much Longer Life and Reuse Feasibility.
Operating Pressure: 0-10 Bar (0-145 psi)
Temperature Range: 41-140℉ (5-60℃）；Flow Rate: 20 SCFM (550 L /Minute)@ 90 PSI
Includes Semi-Auto Drain & Polycarbonate Bowl, 0-150 Gauge & Bracket，a pair of Air Coupler＆ Plug Kit, 2 x 1/4" NPT Fittings, 1 x Thread Seal Tape

No. 6

1/2" air compressor water separator Compressor Moisture Trap Filter with Semi-Auto Drain for Cleaner Dryer Compressed Air Lines

Part model:1/2" NPT Particulate filter water trap seperator moisture Compressed Air Compressor
Working power:1/2" air compressor water separator,145 max output pressure, 175 psi max input pressure, 106 cfm flow rate. Please Note: 1/2" NPT Measures 0.850 inch outside thread diameter
Product Features:air compressor filter oil water separator air dryer,comes with a semi automatic drain that
Product details:air compressor filter Mounted it on the compressor and everything stayed dry，This filter / desiccant dryer removes water, oil and humidity from compressed air
Easy installation:Mount it between the aftercooler and the tank. It drains automatically after the pressure switch shuts off the motor and unloads the compressor

No. 7

3/4" Compressed Air in Line Moisture & Water Filter Trap F706N Compressor New

Brand: THB, Orientation: Wall Mount, Suitable For: Compressed Air Applications
Model: F706N, Part Type: Moisture Filter, Thread: 3/4" FNPT
Mpn: F706N, Product Type: Air Line Filter

No. 8

Micro Clean Automatic Zero Air Loss Condensate Drain (1/2") Fully Automatic for Compressed Air Tanks, Filters, Separators, Dryers via Automatic Float

Completely Automatic Zero Air Loss Mechanical Float Controlled Condensate Drain.
Energy Efficient Drain, Prevents Air Loss Through Condensate Discharge.
Helps Prevent Corrosion, Damage, Reduced Efficiency, Reduced Air Capacity, Clogging.
INLET: 1/2" NPT, DISCHARGE: 1/2" NPT. Install directly onto drain points on: Filters, Dryers, Separators, Air Storage Tanks and more.
Rugged and Reliable Construction of Aluminum/Steel/Composite, Long-term Maintenance-Free Operation. 2-Year Warranty.

No. 9

AIRZOE 1/2" NPT Air Dryer for Compressor - Air Compressor Water Separator AF4000-04, Manual Drain,5 Micron Brass Element, Poly Bowl

Standard Size: 1/2” NPT Air Dryer For Compressor - Air Compressor Water Separator AF4000-04
Specified Value: Working pressure 0-145psi, Temperature range: 41-140 ℉(5-60 ℃) , Flow:4000 L/Minutes
Brass 5 Micron Filter Element: Excellent filtration performance,long service life, reusable
Excellent Performance: The filter design effectively removes most moisture and fine solid particles from the air supply
Product Package: Includes polycarbonate bowl and manual AF4000-04

No. 10

NANPU 1/4" NPT Compressed Air Filter Regulator Lubricator Combo Water/Oil Trap Separator - Gauge(0-150 psi), Poly Bowl, Semi-Auto Drain, Bracket - 3 in 1 Two Unit

1/4" NPT Piggyback Filter Regulator Lubricator Unit
Operating Pressure: 0-125 PSI
5 Micron Brass Filter Element, Excellent Filtering Performance, Much Longer Life and Reuse Feasibility
Flow Rate: 18 SCFM (500 L /Minute)@90 psi
Includes Semi-Auto Drain & Polycarbonate Bowl , 0-150 Gauge & Bracket，a pair of Air Coupler＆ Plug Kit, 2 x 1/4" NPT Fittings, 1 x Thread Seal Tape

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Last update on 2025-07-22 / Affiliate links / Images from Amazon Product Advertising API

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