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The Best Compressed Air Dryers, Separators & Drains

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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
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. 2
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. 3
PneumaticPlus SAU470-N04DG-MEP 4 Stage Compressed Air Drying System - Particulate Filter, Coalescing Filter, Pressure Regulator & Water Separator, 1/2" NPT - Auto Drain, Metal Bowl for compressor
  • Max. Supply Pressure: 250 PSI, Max Operating Pressure: 150 PSI
  • SAF:10 Micron Element Stanard, SAFM: 0.1 Micron Coalescing Filter Element, SAMG: Glass Fiber
  • Auto Drain & Metal Bowl with Bowl Guard, Includes 0-150 PSI Pressure Gauge & Bracket
  • Filtering out of dirt and foreign particles, and the separation of moisture is automatic with air flow. There are no moving parts and no adjustments are necessary. Accumulated sludge and moisture should be drained off.
  • Manufacturerd In Korea
No. 4
Micro Clean Automatic Electronic Condensate Timer Drain (1/4", 3/8", 1/2") Programmable for Compressed Air Tanks, Filters, Separators, Dryers (115 Volt) (1/4")
  • Programmable Condensate Drain, Automatic Electronic Timer. Adjust Frequency and Duration of Draining. Valve Open: 0.5 - 10 sec/Valve Shut: 0.5 - 45 min.
  • Timer Interface, Drain Status Visible LED Indication, Test Button for Manual Operation, Built in Y-Strainer with Isolation Valve.
  • Helps Prevent Corrosion, Damage, Reduced Efficiency, Reduced Air Capacity, Clogging. Compact & Easy to Read even in tight dark places.
  • Inlet: Both 1/4" NPT Female OR 1/2" NPT Male. Discharge: Choose 1/4", 3/8" or 1/2" NPT Female. Install directly onto drain points on: Filters, Dryers, Separators, Air Storage Tanks and more.
  • Rugged and Reliable Construction, Long-term Maintenance-Free Operation. 2-Year Warranty.
No. 5
3/4" NPT Industrial Grade 3 Stage Air Drying System, 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 robust 3/4" NPT air ports and a 1/4" NPT gauge port, handling high-pressure environments (up to 240 PSI) for various industrial applications.
  • 【Exceptional Filtration】 Compressed air dryer employs 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 coalescing filter) tackles 99.98% of remaining moisture and impurities. Finally, the desiccant air dryer ensures exceptionally clean and dry air.
  • 【Easy Maintenance】Designed for user-friendly maintenance. The second stage filter features a visual window that pops out a green indicator when replacement is needed. The desiccant beads in the metal bowl change color from blue to pink, indicating they require replacement.
  • 【Sturdy Construction】Air regulator and water separator built with aluminium alve body,high strength, sturdy and resilient ,ensuring longevity in demanding industrial settings.
  • 【Complete Package】 Arrives with everything you need for immediate operation, including a pressure gauge, air connectors, pipe fittings, replacement filter elements, desiccant beads, and thread seal tape.
SaleNo. 6
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
SaleNo. 7
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)
881 Consomer Reviews
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. 8
HEAVY DUTY INDUSTRIAL RATED HIGH FLOW PARTICULATE FILTER, IN-LINE WATER TRAP FOR COMPRESSED AIR LINE SYSTEMS, 5 MICRON WITH METAL BOWL AND AUTO DRAIN (3/4' NPT, 5oz)
236 Consomer Reviews
HEAVY DUTY INDUSTRIAL RATED HIGH FLOW PARTICULATE FILTER, IN-LINE WATER TRAP FOR COMPRESSED AIR LINE SYSTEMS, 5 MICRON WITH METAL BOWL AND AUTO DRAIN (3/4" NPT, 5oz)
  • HEAVY DUTY 3/4" Compressed air line Filter seperator/Particulate Filter
  • 3/4" Female NPT Air Inlet port X 3/4" Female NPT Air Outlet port
  • With Internal Float Drain 140 CFM Flow Rate
  • 175 Max Output pressure 175 PSI Max Input pressure
SaleNo. 9
AIRZOE 1/4" NPT Air Dryer for Compressor - Air Compressor Water Separator AF2000-02, Manual Drain,5 Micron Brass Element, Poly Bowl
  • Standard Size: 1/4” NPT Air Dryer For Compressor - Air Compressor Water Separator AF2000-02
  • Specified Value: Working pressure 0-145psi, Temperature range: 41-140℉(5-60℃) , Flow:750L/Minutes
  • 5 Micron Brass 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 AF2000-02
No. 10
1/2" Compressed Air Line Moisture & Water Filter Trap Air Compressor F704 New
  • Max Pressure: 250
  • 2.7oz Liquid Capacity
  • Easy Read Sight Glass On The Bowl For Moisture Level
  • Easy Twist Style Ball Valve Type Drain
  • Width & Length: About 3" Square

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Last update on 2025-04-14 / Affiliate links / Images from Amazon Product Advertising API