1½" NPT Compressed Air Filters

Last Updated: April 1, 2025

Description

1½" NPT Compressed Air Filters are designed to remove contaminants such as particles and moisture from compressed air systems. These filters ensure that the air used in various processes is clean and dry, which is crucial for the protection and longevity of downstream equipment.

Working Principle

Compressed air filters operate by passing the air through a filtration medium that captures particles and moisture. The filtration grade, often measured in microns, determines the size of particles that can be removed. For example, a 40 µm filter can effectively remove larger particles and moisture, ensuring efficient compressed air control and protection of sensitive equipment . The filters can be configured in different ways, such as in-line or return line, to suit specific system requirements .

Applications

1½" NPT Compressed Air Filters are used in a variety of industries and applications. They are essential in factory automation, material handling, and process control, where clean air is critical for the operation of pneumatic systems . In the food and beverage industry, these filters help maintain hygiene standards by ensuring that the air used in processes is free from contaminants .

Advantages over other Compressed Air Filters

These filters offer several advantages, including the ability to customize features such as automatic or manual drainage, which can be selected based on specific operational needs . Additionally, they can be equipped with advanced features like Quick Relief, which enhances safety by exhausting downstream pressure if supply air pressure is lost .

Limitations

One limitation of 1½" NPT Compressed Air Filters is their maximum pressure capacity, which may vary between manufacturers. Some filters may only support pressures up to 7-8 bar, which could be a constraint in high-pressure applications .

Considerations

When selecting 1½" NPT Compressed Air Filters, it is important to consider factors such as initial costs, operating expenses, and maintenance requirements. The choice of filtration precision and drainage options should be based on actual system requirements to ensure optimal performance and cost-effectiveness . Durability and the ability to withstand harsh environments are also critical, especially in industries like chemical processing and oil and gas, where robust construction is necessary .

17 Results
Parker Finite - HN Series Filter Vessel -- HN4L-6DSJ
from Rogers Machinery Company, Inc.

Fulfillment Process. Confirmation - We contact each customer to verify that the equipment purchased fits the application. One of our sales engineers will confirm the voltage, operating pressure and other installation requirements. They also see if you are interested in having a Rogers verified... [See More]

  • Connection: 1 1/2" NPT; 1-1/2"
  • Maximum Volume: 600.0
  • Filter Size: 3
Compressed Air Filter -- KC / KB / KE / KD / KA
from Kaeser Compressors, Inc.

Capacities: 20 - 11,875 scfm. Dust and coalescing filter elements feature deep-pleated filter elements wrapped in stainless steel cages. High-efficiency carbon matting prevents channeling while also reducing pressure drop. Generously sized connection flanges minimize pressure losses. Particulate and... [See More]

  • Connection: 1/2" NPT; 3/4" NPT; 1" NPT; 1 1/2" NPT; 2" NPT; 3" NPT, 4" FLG, 6" FLG, 8" FLG, 10" FLG
  • Maximum Volume: 20.0 to 11875.0
  • Filter Type: General Purpose; Coalescing
  • Maximum Pressure: 232
Oil Removal Filters
from EXAIR

EXAIR's Model 9027, 9005 and 9006 Oil Removal Filters remove oil particulate that is typical of many compressed air systems. A .03 micron element is used to trap submicron particles. An internal float automatically activates the drain when full. [See More]

  • Connection: 1/4" NPT; 3/8" NPT; 3/4" NPT; 1 1/2" NPT
  • Filter Type: General Purpose
Carbon Bed Oil Vapor Filters -- Atlas Copco: QDT Series
from Titus Company (The)

For applications requiring virtually oil-free or hydrocarbon free compressed air, there is no better solution than a bed of activated carbon. Activated carbon can absorb as much as 20% of its weight in oil. [See More]

  • Connection: 1/2" NPT; 1" NPT; 1 1/2" NPT
  • Maximum Volume: 42.0 to 657.0
  • Filter Type: Adsorbent
Model F-300C
from Beach Filter Products, Inc.

In-line filter - filter weight: 19 lbs. 6 oz. [See More]

  • Connection: 1 1/2" NPT
  • Filter Size: 0.3000
  • Filter Type: Coalescing; Adsorbent; Combination
  • Maximum Volume: 100.0
Compressed Air Threaded Adsorber Filter -- TF PF 6 V HE
from Chicago Pneumatic and Pneumatech

Pneumatech filter elements are incorporated into solid housings, which are designed for easy maintenance and fast filter element replacement. What makes the Threaded range unique?. External ribs enable a firm grip to allow easy removal of bowl. Die cast aluminum housing with special anodized... [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 233.0
  • Filter Type: Adsorbent
  • Maximum Pressure: 232
Coalescing Compressed Air Filters -- 2312N-1B1-DX
from Parker Hannifin Filtration and Separation Div. / Balston Products

Balston Coalescing Compressed Air Filters protect your equipment and delicate instruments from the dirt, water, and oil usually found in compressed air. Balston filters remove these contaminants at an efficiency rate of 99.99% for 0.01 micron particles and droplets. Liquid is channeled from the... [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 670.0
  • Filter Type: Coalescing
  • Drain: Automatic
Activated Carbon Tower - Clean Air Treatment -- KAT 190
from Accessorie Air Compressor Systems

Kaeser's Activated carbon Towers (KAT) are single tower pressure vessels filled with activated carbon adsorbent, that virtually eliminates oil vapor in compressed air. Other hydrocarbon vapors normally absorbable by activated carbon are also removed. KAT's are used where oil vapor and odor... [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 190.0
  • Filter Type: Adsorbent
  • Maximum Pressure: 250
Compressed Air System Filter -- F14-**350
from Air/Tak, Inc.

AIR/TAK offers a complete line of Compressed Air System Filters including coalescers, particulate interceptors, carbon absorbers and dryer pre-filters and afterfilters. These filters together with AIR/TAK Refrigerated, Regenerative and Deliquescent Air Dryers provide a reliable source of clean, dry... [See More]

  • Connection: 1 1/2" NPT
  • Filter Size: 0.0100
  • Filter Type: General Purpose; Coalescing
  • Maximum Volume: 350.0
CP Compressor Air Filters -- FILTER 295
from Chicago Pneumatic and Pneumatech

To protect your investment, equipment and processes, CP Compressors has developed a complete range of particulate, coalescing and adsorbing filters which efficiently reduce all types of contamination with minimal pressure drop. The innovative filtration solutions will suit the high quality air... [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 297.0
  • Filter Type: Coalescing; Adsorbent (optional feature); Combination (optional feature)
  • Maximum Pressure: 232
KFS - Kaeser Filtered Separator -- KFS-250
from Accessorie Air Compressor Systems

Downstream of Aftercooler. Liquid Removal - 99+% of water. Max. Liquid Loading - 25,000 ppm w/w. Solid Particle Removal - 3 microns. Oil Carry-Over - 5 ppm w/w. Pressure Drop: Dry-1 psi; Wet-1.5 psi [See More]

  • Connection: 1 1/2" NPT
  • Maximum Pressure: 250
  • Maximum Volume: 250.0
  • Drain: Manual
High Pressure Filter Aluminum 60-725 psi -- HP PF 6 C/D 725 psi ALU
from Chicago Pneumatic and Pneumatech

The new Pneumatech high pressure filters is the latest innovation from Pneumatech. The high pressure filter has been develop in close cooperation with our customers. The high pressure filters are used in many customer applications such as: Laser cutting, PET bottling, Pressure testing of components,... [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 736.0
  • Filter Type: General Purpose
  • Maximum Pressure: 60 to 725
KOR - Kaeser Oil Removal Filter -- KOR-250
from Accessorie Air Compressor Systems

Downstream of Refrigerated Air Dryer. Upstream of Desiccant Dryer. Liquid Removal - 99.99+% of oil. Max. Liquid Loading -1.000 ppm w/w. Solid Particle Removal - 0.01 micron. Oil Carry-Over - 0.01 ppm w/w. Pressure Drop: Dry-1 psi; Wet-3 psi [See More]

  • Connection: 1 1/2" NPT
  • Maximum Pressure: 250
  • Maximum Volume: 250.0
  • Drain: Automatic
VT Carbon Tower Compressed Air Filter -- PF VT5
from Chicago Pneumatic and Pneumatech

Pneumatech VT Carbon Tower is a high efficiency product designed to fit the most demanding industry applications. The VT is providing oil removal similar to that of the current V filter, but with a longer lifetime and better efficiency. Features & Benefits. Provides Class 1 clean air (ISO... [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 265.0
  • Filter Type: General Purpose
  • Maximum Pressure: 232
KOX - Kaeser Oil Removal extra Fine Filter -- KOX-250
from Accessorie Air Compressor Systems

Downstream of Refrigerated Air Dryer. Upstream of Desiccant Dryer or KVA. Liquid Removal - 99.999+% of oil. Max. Liquid Loading -100 ppm w/w. Solid Particle Removal - 0.01 micron. Oil Carry-Over - 0.001 ppm w/w. Pressure Drop: Dry-2 psi; Wet-6 psi [See More]

  • Connection: 1 1/2" NPT
  • Maximum Pressure: 250
  • Maximum Volume: 250.0
  • Drain: Automatic
KPF - Kaeser Particulate Filter -- KPF-250
from Accessorie Air Compressor Systems

Downstream of Refrigerated Air Dryer. Downstream of Heatless Desiccant Dryer. Upstream of KOR/KOX. Liquid Removal -100% of water. Max. Liquid Loading - 2,000 ppm w/w. Solid Particle Removal -1 micron. Oil Carry-Over -1 ppm w/w. Pressure Drop: Dry-1 psi; Wet-2 psi [See More]

  • Connection: 1 1/2" NPT
  • Maximum Pressure: 250
  • Maximum Volume: 250.0
  • Drain: Automatic
KVF - Kaeser Vapor Adsorber -- KVF-250
from Accessorie Air Compressor Systems

Downstream of KOR/KOX & Desiccant Air Dryer. Liquid Removal -0%. Max. Liquid Loading - 0 ppm w/w. Solid Particle Removal - 0.01 micron. Vapor Carry-Over - 0.003 ppm w/w. Pressure Drop: Dry-1 psi; Wet-N/A [See More]

  • Connection: 1 1/2" NPT
  • Maximum Volume: 250.0
  • Filter Type: Adsorbent
  • Maximum Pressure: 250