Home Shop 300A Bernard Style MIG Gun for Miller Feeders – 15ft Cable
Awaiting product image

CL3015TJ5CMC - 300A Bernard Style MIG Gun for Miller Feeders - 15ft Cable

Packaging: 1 of each
$2,852.12/ea

Usually ships within 3-5 business days

SKU: CL3015TJ5CMC Categories: ,

OVERVIEW

Industrial Grade 300A MIG Gun for Miller Feeders

The CL3015TJ5CMC is a high-performance 300 Amp MIG welding gun designed to serve as a direct replacement or upgrade for welding systems utilizing Miller wire feeders. Engineered for durability and consistent performance, this air-cooled gun features a 15-foot cable assembly, providing ample reach for medium-to-heavy fabrication tasks in industrial environments. The unit is rated for 300 Amps at a 60% duty cycle when using CO2 shielding gas, making it suitable for structural steel, heavy equipment manufacturing, and general fabrication applications.

Bernard Centerfire Compatibility

A key technical advantage of this assembly is its utilization of Bernard Centerfire style consumables. The Centerfire system is renowned in the industry for its 'drop-in' contact tip design, which eliminates the need for tools during tip changes and ensures a fixed contact tip position for consistent arc starts. The nozzle includes a built-in spatter shield that protects the gas diffuser and ensures smooth gas flow, reducing turbulence and porosity in the weld pool. This gun comes pre-configured with these high-efficiency consumables, allowing for immediate integration into existing workflows that standardize on Centerfire parts.

Robust Construction and Ergonomics

The gun is constructed with a rugged outer jacket designed to withstand the rigors of the shop floor, including resistance to abrasion, hot sparks, and incidental impact. The handle is ergonomically contoured to fit comfortably in the operator's hand, reducing grip fatigue during long weld seams. A heavy-duty strain relief at both the feeder and handle ends prevents cable kinking and protects internal copper stranding from breakage. The Miller-style back-end plug ensures a secure, leak-free connection to the wire feeder, maintaining optimal electrical conductivity and shielding gas delivery.

Additional Information
Packaging Description:1 of each
Brand:Bernard Style, Bernard
Amps:300amp
Length :15 ft
Front End:Bernard
Back End:Miller
Cooling Method:Air Cooled
Torch Type:MIG Gun
Amperage Rating:300A
Cable Length:15 ft
Connection Type:Miller Direct Connect
Consumable Series:Centerfire
Duty Cycle:60% with CO2
Handle Style:Curved / Ergonomic

INCLUDED

  • 1 x 300 Amp Air-Cooled MIG Gun (15 ft)
  • 1 x Installed Liner (Standard)
  • 1 x Contact Tip (Centerfire Style)
  • 1 x Nozzle (Centerfire Style)
  • 1 x Miller Direct Connect Plug

APPLICATIONS

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

FAQ

Yes, this gun is equipped with a standard Miller direct-connect back end. It fits most Millermatic and Miller wire feeders that accept the standard Miller plug.

This gun uses Bernard Centerfire style consumables, including Centerfire contact tips, nozzles, and diffusers.

The gun is rated for 300 Amps at a 60% duty cycle when using CO2 shielding gas. Mixed gases may slightly reduce the duty cycle rating due to higher heat generation.

Yes, the gooseneck on this model is typically rotatable, allowing you to adjust the angle for better access to difficult joints.

Yes, the gun comes pre-installed with a standard steel liner suitable for common wire sizes like .035" or .045".

While possible, you would need to change the steel liner to a Teflon or polymer liner to prevent wire shaving issues common with soft aluminum wire.

With the Centerfire system, simply unscrew the nozzle, and the tip drops out or can be pulled out by hand. Insert the new tip and tighten the nozzle back on to lock it in place.

Related products