Skip to Main Content
Canadian
Canadian owned and operated

S4015MS3EEC - Bernard BTB 400 Amp MIG Gun, 15ft, .045, Miller Back End

Packaging: 1of1
$1,547.16/ea $1,089.44/1of1 only $1,089.44/eaSave 30%

Usually ships within 3-5 business days

OVERVIEW

Experience the Best in Comfort and Performance with Bernard

Take your welding to the next level with the Bernard BTB (Best of the Best) 400 Amp MIG Gun. Designed with the welder in mind, this tool combines industrial-strength durability with superior ergonomics to keep you welding comfortably all day long. If you are tired of fighting with stiff cables, uncomfortable handles, or frequent consumable failures, the Bernard S-Series gun is the upgrade you need. This model comes ready to tackle heavy jobs with a 400-amp rating and a generous 15-foot cable, giving you the freedom to move around your workspace with ease.

Why Choose the Bernard BTB Gun?

  • Superior Consumables: Equipped with the legendary Centerfire™ system, this gun ensures better gas coverage and longer tip life. The threadless contact tips drop right in, meaning you spend less time fiddling with parts and more time burning wire.
  • Maximum Comfort: The ergonomic curved handle is designed to fit naturally in your hand, reducing grip force and wrist strain. This means you can maintain a steady hand and produce higher-quality welds even at the end of a long shift.
  • Built Tough: From the armored cable jacket to the heavy-duty strain reliefs, every component is built to withstand the harsh reality of the welding shop. It resists heat, spatter, and rough handling.

This specific setup is tailored for Miller welding machines, featuring a direct-connect Miller power pin. It is pre-lined and tipped for .045" wire, making it perfect for structural steel, heavy fabrication, and general manufacturing. The air-cooled design is low-maintenance and reliable, eliminating the complexity of water-cooled systems while still handling high-amperage applications. Invest in a tool that works as hard as you do—the Bernard 400A MIG Gun delivers the reliability and performance professional welders demand.

Additional Information
Brand:Bernard
Amperage:400
Length:15 ft
Wire Size:0.045"
Back End:Miller
Front End:Bernard
Item:Gooseneck
Cooling Method:Air Cooled
Handle Style:Curved
Neck Angle:45 Degree
Consumable Series:Centerfire
Duty Cycle:60% (Mixed Gas), 100% (CO2)
Packaging Description:1of1

INCLUDED

  • 1 x Bernard BTB S-Series 400A MIG Gun (15 ft)
  • 1 x Centerfire Contact Tip (.045")
  • 1 x Centerfire Nozzle
  • 1 x Universal Conventional Liner
  • 1 x Miller-Style Power Pin

APPLICATIONS

  • Heavy Equipment Manufacturing
  • Structural Steel Fabrication
  • Shipbuilding and Offshore
  • General Industrial Fabrication
  • Railcar Construction
  • Truck and Trailer Manufacturing

FAQ

This Bernard gun is rated for 400 Amps.

It features a Miller-style power pin connection.

It comes configured for 0.045-inch welding wire.

This gun uses Bernard Centerfire™ series consumables (nozzles, contact tips, and diffusers).

This is an air-cooled MIG gun.

The cable length is 15 feet.

Yes, the Bernard BTB platform features rotatable and interchangeable necks to suit different welding angles.

It is typically rated at 100% duty cycle with CO2 gas and 60% with mixed gases at the rated amperage.