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RM3015-45 - 300A Tregaskiss Style MIG Gun, 15ft, .045, Miller Plug

Packaging: 1 per each
$495.00/ea $353.57/1 per each only $353.57/eaSave 29%

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SKU: RM3015-45 Categories: , ,

OVERVIEW

Reliable 300 Amp MIG Gun for Industrial Fabrication

The RM3015-45 is a high-performance replacement MIG gun designed to meet the rigorous demands of industrial welding environments. Modeled after the popular Tregaskiss style, this gun offers exceptional durability and reliability without the premium price tag of OEM replacements. It is specifically engineered for welders who require a robust tool that can handle high-amperage applications while maintaining comfort and ease of use. With a 300-amp rating, this air-cooled torch is perfectly suited for medium to heavy-duty fabrication tasks, structural steel work, and general manufacturing.

One of the standout features of this model is its compatibility. It comes equipped with a Miller-style back end, ensuring a seamless direct connection to a wide range of Miller wire feeders and welding machines. This plug-and-play capability minimizes downtime and setup issues, allowing your team to get back to work quickly. The gun is pre-configured for .045-inch wire, a standard size for structural and heavy-plate welding, meaning it is ready to weld right out of the box for many common applications.

Maintenance and consumable management are simplified with the RM3015-45. Because it utilizes standard Tregaskiss-style front-end consumables—including nozzles, contact tips, and gas diffusers—sourcing replacement parts is easy and cost-effective. You won't be tied to proprietary, hard-to-find parts. The 15-foot cable length provides ample reach, allowing welders to move around large workpieces without constantly repositioning the wire feeder. Whether you are outfitting a new shop or replacing worn-out equipment, this MIG gun delivers the performance and value necessary to keep your operations running smoothly.

Key Benefits:

  • Cost-Effective Replacement: High-quality construction that rivals OEM performance at a better value.
  • Seamless Integration: Designed specifically for Miller feeders, ensuring a secure and reliable electrical and gas connection.
  • Ready for Heavy Work: Rated for 300 amps, making it suitable for prolonged welding on thicker materials.
Additional Information
Brand:Tregaskiss Style
Amperage:300
Length:15 ft
Wire Size:0.045"
Back End:Miller
Cooling Method:Air Cooled
Process Type:MIG (GMAW)
Cable Length:15 ft
Connection Type:Miller Direct Connect
Amperage Rating:300 A
Consumable Compatibility:Tregaskiss Style
Packaging Description:1 per each
Front End:Tregaskiss

INCLUDED

  • 1 x RM3015-45 MIG Gun Assembly (15ft)
  • 1 x Contact Tip (.045")
  • 1 x Nozzle
  • 1 x Gas Diffuser
  • 1 x Liner (Pre-installed for .045" wire)

APPLICATIONS

  • Structural Steel Fabrication
  • Heavy Equipment Repair and Maintenance
  • General Industrial Manufacturing
  • Shipbuilding and Marine Repair
  • Automotive Frame Welding
  • Farm and Agriculture Equipment Repair

FAQ

This gun features a Miller-style direct connect back end, making it compatible with most Miller wire feeders and welders.

The RM3015-45 comes pre-configured with a liner and contact tip for .045 inch (1.2mm) welding wire.

Yes, this gun is designed to be compatible with standard Tregaskiss-style consumables, including nozzles, contact tips, and diffusers.

The gun is rated for 300 Amps at a 60% duty cycle, typically using CO2 shielding gas.

This is an air-cooled MIG gun, suitable for most standard industrial applications up to 300 amps.

The cable length is 15 feet, providing good reach for working around large assemblies.

No, this specific model (RM3015-45) has a Miller back end. You would need a version with a Lincoln back end for a Lincoln machine.

Yes, the gun comes fully assembled with a liner installed appropriate for .045" wire.