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Miller 301253 water-cooled TIG torch body, silver metal cylinder with brass fittings

Miller Enterprises

Miller Enterprises 301253 TIG Torch Body Water-Cooled 265-375A

SKU CH-2NGG-8C3MP

Water-cooled TIG torch body rated for 265-375 A output with 100 % duty cycle

  • Product typeWelding Parts & Supplies
  • Water-cooled design handles 375 A continuous duty cycle
  • 100 % duty cycle delivers steady output for long production runs
  • Accepts electrode diameters from .02 in to 1/8 in for diverse joints
  • Suited for aerospace, shipbuilding and precision fabrication tasks
  • Built by Miller Electric for professional welding reliability

Miller 301253 Torch Body Purpose

The Miller 301253 is a water-cooled TIG torch body rated for 265 to 375 amps. It suits welders in aerospace, shipbuilding, pressure-vessel work and precision fabrication who need a single torch for thin and thick sections.

Thermals Noise Power Draw

Water cooling enables a 100 percent duty cycle at the full 375-amp rating, keeping the head cool during continuous runs. The design eliminates the fan noise of air-cooled equivalents while delivering consistent current without thermal derating.

Accessories Software Impact

No gas valve is included, so the operator must supply flow control at the machine or through a separate valve kit. Electrode compatibility spans 0.02 to 1/8 inch diameters, letting the same body handle fine-detail and heavy-fill passes without swapping torches.

How it compares

Measured against everything we stock in Welding Equipment & Positioners, at today’s prices. Recalculated every night.

Price $157.99
Pricier than about 74% of the 1,978 comparable items (median $50.99).

Specifications

Product
Brand nameMILLER ELECTRIC
Product typeWelding Parts & Supplies

Questions about this item

How is the Miller 301253 water-cooled TIG torch body installed, and what step is often missed?

Connect the torch body to a compatible water-cooled power cable and secure both water hoses to the cooler. The step most often missed is verifying that the cooler is running and water circulates through both hoses before welding.

What maintenance or replacement will the Miller 301253 torch body need later?

Replace collets, collet bodies and gas lenses to match the electrode diameter used, from 0.02 in up to 1/8 in. Inspect O-rings and water seals regularly and swap them if leaks appear.

What limit appears first on the Miller 301253 during sustained high-amperage welding?

The 375 A maximum current rating is the first limit. At 100 percent duty cycle the torch can run continuously at 265 A, but exceeding 375 A will overheat the head even with water cooling.

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