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9-7740 - Thermal Dynamics Air Filter Bowl Replacement 9-7740

Packaging: pack of 1
$463.28/EA $277.57/pack of 1 only $277.57/EASave 40%

Usually ships within 3-5 business days

OVERVIEW

Keep Your Air Dry and Your Cuts Clean

Every welder knows that moisture is the enemy of a good plasma cut. Wet air destroys consumables, causes the arc to sputter, and leaves you with a rough edge that requires hours of grinding. The air filter on your Thermal Dynamics machine is your first line of defense, and the filter body (or bowl) is what holds it all together. If your current filter bowl is cracked, stripped, or clouded over, the Thermal Dynamics 9-7740 Filter Body is the exact replacement you need to get back to cutting with confidence.

This isn't just a piece of plastic; it's a genuine OEM part designed to handle the high pressure of your shop air compressor while keeping your system sealed tight. A cracked filter body is a safety hazard and a massive air leak waiting to happen. By swapping it out with a fresh 9-7740, you ensure that your water trap works effectively, collecting that nasty condensation before it travels down the hose to your torch. Seeing the moisture accumulate in the bowl allows you to drain it before it becomes a problem, keeping your consumables lasting longer and your cuts looking sharper.

Why choose OEM?
Generic parts might not thread correctly or could burst under pressure. The Thermal Dynamics 9-7740 is built to the exact specs of your machine's original equipment. It fits perfectly into the filter head, ensuring the O-ring seals tight and the pressure holds steady. Whether you dropped something on your machine and broke the old bowl, or it's just seen better days after years of service, this replacement part is the quick fix to restore your air system.

Don't let a $50 part ruin $500 worth of consumables. Inspect your air filter assembly regularly. If you see crazing, cracks, or leaks around the bowl, swap it out immediately. This body is compatible with the standard dry air kits found on many Cutmaster units and other Thermal Dynamics systems. Get your air dry, keep your arc hot, and protect your investment with the right parts.

Additional Information
Brand:Thermal Dynamics
Product Type:Filter Body, Replacement Part
Application:Plasma Cutting, Air Filtration
Compatible Equipment:Thermal Dynamics Air Filter Kits, Cutmaster Series
Material:High-Impact Plastic, Polycarbonate
Part Type:Filter Bowl, Housing
Packaging Description:pack of 1

INCLUDED

  • 1 x Thermal Dynamics 9-7740 Filter Body (Bowl)
  • O-Ring Seal (if pre-installed)

APPLICATIONS

  • Replacement of damaged or cracked filter bowls on plasma cutter air systems
  • Routine maintenance of Thermal Dynamics air filtration kits
  • Restoring air system pressure integrity in industrial environments
  • Preventing moisture contamination in plasma cutting torches

FAQ

The 9-7740 serves as the housing bowl for the air filter element, collecting moisture and particulates separated from the compressed air supply.

No, this is only the filter body (bowl). It does not typically include the filter element or the upper head assembly unless specified.

Replace the body if you observe cracks, deep scratches, stripped threads, or if it is leaking air. Crazing (fine cracks) in plastic bowls is a sign of fatigue and imminent failure.

No, it is designed specifically for Thermal Dynamics air filtration systems, such as those used with Cutmaster series machines.

Moisture in the air stream causes rapid erosion of the electrode and nozzle, leads to poor cut quality, and can cause the torch to misfire.

It is typically manufactured from a high-strength, impact-resistant polycarbonate or similar engineering plastic designed for compressed air applications.

The 9-7740 is the body itself. Depending on the specific revision, the drain mechanism may be integrated or a separate component that installs into the bottom.

It is rated for standard shop air pressures used in plasma cutting (typically up to 125-150 PSI, but check specific manual ratings). Do not exceed rated pressures.