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Best Inline Water Filter For Air Compressor (2024 Updated)

If you’re looking for a way to improve the performance and longevity of your air compressor, an inline water filter might be just what you need. These filters are designed to remove moisture, oil, and other contaminants from the air flowing into your compressor, helping to prevent corrosion, rust, and other forms of damage.

Before you start shopping for an inline water filter, there are a few factors to consider. First, think about the size and specifications of your air compressor, as you’ll need to choose a filter that’s compatible with your system. Additionally, consider the level of filtration you need, as different filters may be designed for different levels of contaminants.

If you’re not sure which inline water filter is right for you, here are a few questions to ask yourself: Do you frequently use your air compressor in a damp or humid environment? Are you experiencing rust or other forms of damage to your compressor due to moisture buildup? Are you looking for a cost-effective way to extend the lifespan of your equipment? If you answered yes to any of these questions, an inline water filter for your air compressor may be a wise investment.

10 Best Inline Water Filter For Air Compressor

# Product Image Product Name Product Notes Check Price
1
Ideal for removing water and moisture from compressed air up to 150 PSI, ensuring clean dry air for various applications.
2
It is an ideal inline filter for air, oil, and water with 40-micron filtration capacity.
3
The product is ideal for protecting the lifespan of pneumatic tools by separating water and oil from air lines.
4
It is ideal for keeping compressed air dry and clean by filtering out water moisture.
5
Ideal for removing moisture and water from compressed air lines to ensure efficient operation of equipment.
6
The product is ideal for removing moisture and purifying compressed air from air compressors.
7
The product is ideal for filtering compressed air with a 1/2" inlet and SCFM up to 22.
8
This product is ideal for regulating air pressure, filtering air and water, and separating oil and water in pneumatic tools.
9
The product is ideal for removing water and moisture from compressed air systems.
10
Ideal for removing particles and water from compressed air lines in heavy duty industrial settings.
Ideal for removing water and moisture from compressed air up to 150 PSI, ensuring clean dry air for various applications.
It is an ideal inline filter for air, oil, and water with 40-micron filtration capacity.
The product is ideal for protecting the lifespan of pneumatic tools by separating water and oil from air lines.
It is ideal for keeping compressed air dry and clean by filtering out water moisture.
Ideal for removing moisture and water from compressed air lines to ensure efficient operation of equipment.
The product is ideal for removing moisture and purifying compressed air from air compressors.
The product is ideal for filtering compressed air with a 1/2" inlet and SCFM up to 22.
This product is ideal for regulating air pressure, filtering air and water, and separating oil and water in pneumatic tools.
The product is ideal for removing water and moisture from compressed air systems.
Ideal for removing particles and water from compressed air lines in heavy duty industrial settings.

1. Clean Air Pro: The Ultimate Air Compressor Filter.

The LE LEMATEC AI303 Air Compressor Water Separator is an essential tool for keeping your air tools and equipment in perfect working order. It effectively filters out contaminants using its reusable 1 micron filter element, which can be easily flushed out through the push button drain valve. Compared to other air compressor filters, the AI303 provides a broad operating PSI range of 2-150 PSI with little to no lost pressure, ensuring that you get the desired pressure delivered to your air tools. The one way valve protects your air tools from dangerous backflow, making this air dryer for compressors a reliable and safe option for any air tool and compressor setup. Additionally, the AI303 is compatible with any air tool and compressor setup, thanks to its 1/4" NPT male and female connection points. The unit features a heavy-duty yet compact design, making it tough enough for all shop conditions while also being ergonomically designed not to get in your way.

Pros

  • Reusable 1 micron filter element effectively filters out contaminants
  • Broad operating PSI range of 2-150 PSI with little to no lost pressure
  • One way valve protects air tools from dangerous backflow
  • Compatible with any air tool and compressor setup
  • Heavy-duty yet compact design
  • Easy to flush out through push button drain valve

2. Pneumaticplus Repairable Inline Filter – Pack Of 5.

The Anodized Aluminum Body Air/Oil Inline Filter is a must-have for anyone who uses small air tools such as impact wrenches, nut runners, grinders, and screwdrivers. With male x female thread, this filter is available in different sizes including 1/8" NPT, 1/4" NPT, 3/8" NPT, 1/2" NPT, and 3/4" NPT, making it versatile and compatible with various tools. The filter has a standard Buna "N" operating temperature of 35~200℉ (1.6~93.3℃), making it suitable for use in different environments.

The 40-micron sintered bronze element is designed to effectively remove contaminants from the air or oil, ensuring that your tools are protected from damage. With a maximum operating pressure of 500 PSI, this filter is durable and can withstand high pressure without getting damaged. The filter's compact size makes it easy to install and does not take up much space.

By using this In-line filter, you can reduce downtime, prevent costly tool repairs, and extend tool life. This filter is a reliable and convenient way to protect your air tools, ensuring that they work efficiently and last longer.

Pros

  • Available in different sizes for compatibility with various tools
  • Standard Buna "N" operating temperature makes it suitable for use in different environments
  • 40-micron sintered bronze element effectively removes contaminants from air or oil
  • Maximum operating pressure of 500 PSI makes it durable and able to withstand high pressure
  • Compact size makes it easy to install and does not take up much space
  • Reduces downtime, prevents costly tool repairs, and extends tool life

3. Air Tool Essential Water Separator And Filter Combo

The Water Separator is an essential accessory for air-tool users in their garage or shop. It prevents water, oil, moisture, and particles from entering air-spray guns and air-compressor tools. It can also be added to the compressor hose to keep the equipment working efficiently. The Oil Separator, on the other hand, separates the oil from the air, ensuring maximum air output to your air tools. The oil stays inside the compressor to keep it lubricated, while the compressed air remains free of oil.

Available in 90 PSI or 150 PSI versions, this oil-water separator traps water vapor and dust to maximize performance for cleaner and more even jobs. Its clear build allows for easy monitoring of buildup and the amount of trapped water and dust particles. Plus, it has a quick-release valve for convenient removal of anything trapped inside. The air-compressor moisture filter comes with a durable aluminum housing with brass fittings, which makes it resistant to rugged everyday use. It has a 1/4-inch NPT inlet and outlet and will fit any standard air hose with a 1/4-inch fitting.

With this air-tool accessory, users can optimize the performance of their air tools, save countless dollars in replacing expensive air tools, and ensure cleaner and more even jobs.

Pros

  • Prevents water, oil, moisture, and particles from entering air-spray guns and air-compressor tools.
  • Separates oil from air, ensuring maximum air output to air tools.
  • Traps water vapor and dust to maximize performance for cleaner and more even jobs.
  • Clear build allows for easy monitoring of buildup and trapped particles.
  • Quick-release valve for convenient removal of trapped particles.
  • Durable aluminum housing with brass fittings makes it resistant to rugged everyday use.
  • Fits any standard air hose with a 1/4-inch fitting.

4. Cleanair Auto Drain Trap With Pneumatic Filter Valve.

The Automatic Drainage for Compressed Air Equipment and Pipelines is a reliable and efficient solution for keeping compressed air dry and clean. It can be used in various compressed air equipment and pipelines, ensuring zero gas consumption during the process.

The drainer is designed to automatically discharge the condensate generated inside the compressor system at any time, which makes it an energy-saving and environmentally friendly product. It does not require any external power supply, making it a safe and practical option.

The product boasts a large flow hole and a large screen, which allows the gas to pass through while preventing debris particles from blocking the pipeline. This ensures smooth operation and reduces the chances of maintenance issues.

Made from durable aluminum alloy material, the shell of the Automatic Drainage for Compressed Air Equipment and Pipelines is built to last. The special design of the valve ensures that it does not consume air pressure and gas, making it even more secure and safe to use.

If you have any questions or concerns about your purchase, the manufacturer offers a satisfaction guarantee. They promise every customer a 100% shopping satisfaction and are willing to provide a refund or replacement for damaged items.

Pros

  • Zero gas consumption ensures energy efficiency
  • Automatic drainage for hassle-free operation
  • Large flow hole and screen prevent blockages
  • Durable aluminum alloy shell for long-lasting performance
  • Safe and environmentally friendly operation
  • Satisfaction guarantee for customer peace of mind

5. 3/4" Compressed Air In Line Moisture & Water Filter Trap F706n Compressor New

The 3/4" Compressed Air In Line Moisture & Water Filter Trap F706 Compressor is a high-quality filter trap designed to remove moisture and water from compressed air lines. It features a 3/4" NPT inlet and outlet, making it compatible with most compressed air systems. The filter element is made of high-quality materials, ensuring long-lasting performance and reliable operation.

The filter trap is easy to install and maintain, with a simple design that allows for quick and easy replacement of the filter element. It is compact and lightweight, making it ideal for use in a variety of applications, including automotive, industrial, and home use. The filter trap is also effective at removing oil and other contaminants from compressed air lines, ensuring clean and dry air for your tools and equipment.

This filter trap is an essential tool for anyone who uses compressed air in their work or hobbies. It is a reliable and effective solution for removing moisture and water from compressed air lines, ensuring that your tools and equipment operate at peak performance.

Pros

  • Removes moisture and water from compressed air lines
  • Easy to install and maintain
  • Compact and lightweight design
  • Effective at removing oil and other contaminants
  • Compatible with most compressed air systems

Cons

  • – May not be suitable for very large compressed air systems
  • – Requires regular maintenance to ensure optimal performance

6. Air-Up: Compressor Dryer & Filter Combo

The ZN312-D desiccant air dryer filter is an excellent choice for those who want to have more control over their air tools and accessories. With an operating pressure of 1-150 PSI at 22 CFM, this air dryer offers a broader air pressure range that can easily cater to your needs. It comes with metal threaded NPT tips that make it a reusable option. This filter reliably removes all contaminants from the air line and ensures clean air to your air tools.

The compressor desiccant air dryer features metal housing that makes it durable and long-lasting. The housing is refillable, which means that it is not a throwaway filter. It can withstand the toughest of shop conditions, making it an ideal choice for professionals who use air tools regularly.

The desiccant air dryer for air compressors features color-changing desiccant that notifies you when it's time to change out the used desiccant beads. This added feature makes it easier for you to maintain the air dryer filter and ensures that it operates efficiently.

The LE LEMATEC air compressor water separator is a lightweight yet durable option that adheres to strict shop quality standards. It is designed not to weigh down your airline, making it easy to use and handle.

Pros

  • Offers a broader air pressure range for better control over air tools and accessories
  • Reusable option with metal threaded NPT tips
  • Reliably removes all contaminants from the air line
  • Refillable metal housing makes it durable and long-lasting
  • Color-changing desiccant makes it easier to maintain
  • Lightweight and adheres to strict shop quality standards

7. Ingersoll Rand – 24233280 Compressed Air In-Line Filter Fa40ig, 1/2" Inlet, Scfm 22, Beige

The Part #24233280 is a high-quality air filter designed to provide accurate information to users. It features a patented dual indicator that displays differential pressure drop and operating efficiency. This makes it easy for users to monitor the filter's performance and know when to replace it. The filter is designed to protect against particle removal down to 1 micron, including coalesced liquid, water, and oil, providing a maximum remaining oil aerosol content of 0.1 mg/m3 (0.1 ppm) at 21°C (60°F).

Thanks to its smooth bore flow insert, the filter directs air into the filter element with minimal turbulence and pressure losses. This feature ensures that the filter delivers low pressure drop throughout its life, which in turn reduces energy costs in your facility. Additionally, the filter has an all-aluminum, precision die-cast body that is suitable for 80°C (176 °F) and 17 bar g (250 psig) MAWP applications. This means that the filter is sturdy and durable enough to withstand heavy usage in tough working conditions.

The Part #24233280 air filter is designed with easy maintenance in mind. It has a simple visual alignment and no-touch filter element that makes it easy to replace the filter element without requiring any special tools. With a 22 CFM air filter and a 1/2-inch inlet, this air filter is an excellent choice for anyone looking for a reliable and high-performance air filter.

Pros

  • Patented dual indicator shows differential pressure drop and operating efficiency
  • Protects against particle removal down to 1 micron, including coalesced liquid, water, and oil
  • Delivers low pressure drop throughout the life of the filter, reducing energy costs
  • Smooth bore flow insert directs air into the filter element to minimize turbulence and pressure losses
  • All-aluminum, precision die-cast body suitable for 80°C (176 °F) and 17 bar g (250 psig) MAWP applications
  • Simple visual alignment and no-touch filter element designed with easy maintenance in mind
  • 22 CFM air filter and a 1/2-inch inlet

8. Air Filter Pressure Regulator With Gauge Kit.

The Air Regulator Filter is a must-have for anyone who wants to ensure that their air tools are functioning at their best. The clear filter bowl allows for easy visual inspection of any built-up moisture, which can then be removed through a convenient spring-loaded valve at the bottom of the filter. This versatile filter separator is designed to filter out airborne solid contaminants like pipe scale, rust, and condensation from airlines.

In addition to its impressive filtering capabilities, this air regulator filter also comes with a condensation discharge valve included. It has a working pressure of 0-140psi/10bar, ensuring that it can handle a wide variety of applications. This air pressure gauge has a standard 1/4 thread that will fit most spray guns and airlines, making it a universal fit for any workshop or garage.

This spray gun air pressure regulator is the perfect tool for paint spray gun and air compressor matched used with gun pneumatic tools and hoses. Its reliable performance and easy maintenance make it an essential component for anyone who uses air tools on a regular basis.

Pros

  • Clear filter bowl allows for easy visual inspection of built-up moisture
  • Versatile filter separator can filter out airborne solid contaminants
  • Comes with a condensation discharge valve included
  • Has a working pressure of 0-140psi/10bar
  • Universal fit for most spray guns and airlines
  • Perfect for paint spray gun and air compressor matched used with gun pneumatic tools and hoses
  • Reliable performance and easy maintenance

9. 1" Inline Air Compressor In Line Water Moisture Filter Trap Separator Auto Drain

The product is a high-quality air filter regulator that is designed to keep the compressed air clean and dry. With a maximum input pressure of 250 PSI, the filter regulator can effectively remove moisture and oil from the air supply. It has a flow rate of 185 CFM and features a 5-micron filter element that ensures efficient filtration.

The air filter regulator comes with a 1-inch FPT air inlet port and a 1-inch FPT air outlet port, which makes it easy to connect to your air compressor. It also includes a wall mounting bracket that allows for secure and easy installation. The metal bowl features a sight glass that enables you to view the moisture level, which helps you to determine when to drain the unit.

The auto drain function makes it easy to remove any accumulated water from the bowl, ensuring that the air supply remains clean and dry at all times. The drain capacity of the unit is 300 ml, and the oil capacity is 350 ml, which means you can use it for a long time without needing to empty it frequently.

Pros

  • High-quality air filter regulator that keeps the compressed air clean and dry
  • Efficient filtration with a 5-micron filter element
  • Easy to connect to your air compressor with 1-inch FPT air inlet and outlet ports
  • Wall mounting bracket included for secure and easy installation
  • Sight glass on metal bowl to view moisture level
  • Auto drain function for easy removal of accumulated water

Cons

  • – None

10. Industrial High Flow Air Filter With Water Trap

The Heavy Duty 3/4" Compressed Air Line Filter Separator/Particulate Filter is a reliable and efficient solution for removing unwanted particles and debris from compressed air systems. It features a 3/4" Female NPT Air Inlet port and a 3/4" Female NPT Air Outlet port for easy installation and maximum air flow. The filter has a 140 CFM Flow Rate, making it suitable for a wide range of applications. With a maximum output pressure of 175 PSI and a maximum input pressure of 175 PSI, this filter is capable of handling high-pressure compressed air systems.

The Internal Float Drain is a convenient feature that automatically drains any accumulated moisture from the filter, ensuring optimal performance and longevity. This filter separator/particulate filter is made from high-quality materials and is built to withstand heavy use and harsh environments. It is an excellent choice for industrial, commercial, and residential compressed air systems.

Overall, the Heavy Duty 3/4" Compressed Air Line Filter Separator/Particulate Filter is a reliable and effective solution for maintaining clean and efficient compressed air systems.

Pros

  • 3/4" Female NPT Air Inlet port and a 3/4" Female NPT Air Outlet port for easy installation and maximum air flow
  • 140 CFM Flow Rate, making it suitable for a wide range of applications
  • Internal Float Drain automatically drains any accumulated moisture from the filter, ensuring optimal performance and longevity
  • Made from high-quality materials and is built to withstand heavy use and harsh environments

Best Inline Water Filter For Air Compressor FAQs

How do I install an inline water filter on my air compressor, and what tools do I need?

Installing an inline water filter on your air compressor is a smart move to ensure that your compressor works efficiently and lasts longer. To do this, you need a few tools including a wrench, Teflon tape, and a filter assembly kit.

To begin, turn off your compressor and disconnect it from the power source. Locate the air line coming out of the tank and identify a spot where you can install the filter. Clean the area around the spot thoroughly.

Next, attach the filter assembly kit to the air line using the wrench, making sure that it is tightly secured. Wrap Teflon tape around the threads of the filter to prevent any leaks.

Once the filter is secured, turn on the compressor and check for any leaks. You may need to adjust the filter slightly to ensure that it is properly aligned.

Installing an inline water filter on your air compressor is a simple task that you can do yourself with the right tools and a bit of patience. It will help to protect your compressor from moisture damage and extend its lifespan.

What are some recommended brands or models of inline water filters for air compressors, and how do they compare in terms of effectiveness and price?

When it comes to inline water filters for air compressors, there are several recommended brands and models that are worth considering. One of the top picks is the Ingersoll Rand ARO-Flo series, which features a durable design and high-quality filtration system to remove moisture and contaminants from compressed air. Another popular option is the Parker Domnick Hunter, which utilizes advanced filtration technology to remove oil, water, and particulate matter from compressed air.

Other recommended brands and models include the Milton Industries S-1173, which is known for its high flow rate and efficiency, and the Campbell Hausfeld PA212103AV, which is designed to work with a variety of air compressors and can remove up to 90% of moisture from compressed air.

When it comes to comparing these filters in terms of effectiveness and price, it is important to consider factors such as filtration efficiency, durability, and ease of maintenance. While some filters may be more expensive upfront, they may offer better long-term value due to their durability and the quality of their filtration system.

Ultimately, the best inline water filter for your air compressor will depend on your specific needs and budget. It is important to do your research and compare different brands and models before making a purchase to ensure that you get the best value for your money.

What are the benefits of using an inline water filter with an air compressor?

Using an inline water filter with an air compressor can bring numerous benefits to your equipment and work process. First and foremost, it helps remove moisture from the compressed air, which can cause rust and corrosion on the internal parts of the compressor. This, in turn, can lead to reduced efficiency, increased maintenance costs, and ultimately, shorter lifespan of the compressor. By filtering out the water, you can prevent these issues and prolong the life of your equipment.

Another benefit of using an inline water filter is that it can improve the quality of your compressed air. Moisture in the air can also cause contamination, which can negatively impact the quality of your finished product or process. By removing the water, you can eliminate the risk of contamination and ensure a clean, dry air supply for your application.

Additionally, an inline water filter can help reduce the amount of downtime needed for maintenance and repairs. By preventing moisture-related issues, you can avoid costly repairs and reduce the need for frequent maintenance checks.

Overall, using an inline water filter with an air compressor can bring significant benefits to both your equipment and work process, ensuring optimal performance and efficiency.

What is an inline water filter for an air compressor, and how does it work?

An inline water filter is a small device that is used to filter out water and moisture from compressed air that is produced by an air compressor. The filter is installed between the compressor and the tool or equipment that is being used, and it removes any water or moisture that is present in the compressed air before it reaches the tool.

The filter works by using a combination of materials, such as activated carbon, desiccant, and other filtering elements, to trap and remove any water and moisture from the compressed air. As the air flows through the filter, the materials absorb the water and moisture, leaving only clean, dry air to pass through to the tool.

Using an inline water filter can be beneficial in a number of ways. It can prevent water and moisture from damaging tools and equipment, improve the performance of pneumatic tools, and reduce the risk of rust and corrosion on metal parts. It can also help to prolong the life of the air compressor itself, by reducing the amount of water and moisture that enters the system and causes damage.

What kind of maintenance is required for an inline water filter for an air compressor?

An inline water filter plays a vital role in maintaining the quality of compressed air in an air compressor. It helps to eliminate moisture, oil, and other contaminants that can damage the equipment or compromise the quality of the compressed air. To ensure that an inline water filter performs effectively, it is important to conduct regular maintenance.

Firstly, it is recommended to inspect the filter element of the inline water filter periodically. If the filter is clogged or damaged, it needs to be replaced immediately. Secondly, it is important to drain the water that has been collected in the filter regularly. This will prevent the filter from getting clogged and ensure that the compressed air is dry.

Thirdly, it is essential to clean the filter housing periodically to remove any dirt, debris, or oil that may have accumulated. This can be done using a soft cloth or by using a mild detergent solution.

Lastly, it is important to check the pressure drop across the filter periodically. If the pressure drop is high, it indicates that the filter is clogged and needs to be cleaned or replaced.

In conclusion, maintaining an inline water filter for an air compressor requires regular inspection, drainage, cleaning, and monitoring of pressure drop. By following these steps, the filter will perform effectively, and the compressed air quality will be maintained.

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