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Q21657 - ESAB PT-25 Plasma Torch Electrode Holder Assembly

Packaging: pack of 1
$111.10/EA $66.56/pack of 1 only $66.56/EASave 40%

Usually ships within 3-5 business days

OVERVIEW

Restore Your PT-25 Torch Performance

If your ESAB or L-Tec PT-25 plasma torch is misfiring, eating up electrodes, or struggling to maintain a stable arc, the problem might not be your consumables—it could be the electrode holder. The ESAB Q21657 Electrode Holder is the direct replacement part you need to get your trusty PT-25 back in the fight. This isn't just a piece of brass; it's the anchor for your entire cutting operation, holding the electrode exactly where it needs to be for that perfect, focused plasma stream.

We know that downtime kills productivity. When the threads on your old holder get stripped or the contact surface gets pitted from thousands of starts, your cut quality suffers. Swapping in a fresh Q21657 eliminates those variables. It screws in perfectly, grips the electrode tight, and ensures the current flows smoothly without resistance heating. This means cooler running, longer consumable life, and less frustration when you pull the trigger.

Don't risk your torch head with ill-fitting aftermarket knock-offs. This genuine ESAB part is built to handle the heat and abuse of industrial environments. Whether you are fabricating in a shop or doing repair work in the field, keeping your torch internals in top shape is the secret to reliable cutting. Keep a spare Q21657 in your kit so you never get stuck with a dead torch in the middle of a job.

Additional Information
Brand:ESAB
Packaging Description:pack of 1
Torch Model:PT-25
Part Type:Electrode Holder
Process:Plasma Cutting
Compatible Brand:ESAB, L-Tec

INCLUDED

  • 1 x Q21657 Electrode Holder for PT-25 Torch

APPLICATIONS

  • Repair and maintenance of ESAB/L-Tec PT-25 plasma torches
  • Industrial metal fabrication
  • Automotive repair shops using legacy plasma cutters
  • HVAC ductwork cutting
  • General maintenance and repair operations (MRO)

FAQ

The Q21657 Electrode Holder is designed specifically for the ESAB (and legacy L-Tec) PT-25 plasma cutting torch.

This is considered a repair part or a 'hard part' of the torch head, rather than a standard daily consumable like a nozzle or electrode, though it does wear out over time.

Signs of wear include stripped threads, pitting on the contact surfaces, difficulty seating the electrode, or overheating of the torch head.

Typically, the electrode holder is sold as the metal component itself. Check the specific packaging or 'includes' section; O-rings are often sold separately or in a torch rebuild kit.

No, plasma torch parts are highly specific. The Q21657 fits the PT-25 model only. Always verify your torch model before ordering.

Yes, this is a genuine ESAB product, ensuring correct fit and material specifications for the PT-25 system.

It transfers the electrical current to the electrode and centers it within the nozzle. If it is worn, you will get poor cuts and short consumable life.

Disassemble the torch head according to the PT-25 manual, unscrew the old holder, inspect the torch body for damage, and screw in the new holder firmly but without over-tightening.