Greater Detroit – (877) 446-4352              Greater Chicago –  (877) 446-4352              Greater St. Louis – (877) 446-4352      

Midland Tool

Bernard™ BTB 400 A MIG Gun, B Series with Large Curved Handle and 45° Rotatable Neck

Item # BTB Category
  • Maximized Consumables Compatibility:  Necks feature a dual lead thread that receives your choice of high performance Centerfire™, Quik Tip™ or TOUGH LOCK™ Consumables.  Stock rental comes with Centerfire™.
  • Improved Weld Accessibility:  Rotatable aluminum armored neck for optimal weld accessibility and operator comfort. Easily re-position rotatable necks without tools to reach awkward welds on the fly.
  • Rugged Industrial-Duty 15 ft Cable: Tear resistant, burn resistant Industrial Grade Cable. Flexible steel spring guard strain relief on front and back handles protects cable from wear by preventing kinking and abrasion and improves wire feed-ability.
  • Easy Maintenance:  The guns are designed for quick and easy maintenance and repair.
  • Maximized Liner Compatibility:  Compatible with both Bernard Universal Conventional Liners and time-saving, front-loading QUICK LOAD Liners.
  • Connection Flexibility:  Easily interchangeable power pins and trigger leads allow guns to be used on various wire feeders and machines.



Heavy Equipment



Rated Output

400 A

Duty Cycle

100% CO₂ Gas
60% with mixed gases

Wire Size Range

0.023" to 1/8"



Handle Type

Large Curved Handle

Cable Length

15 ft
Industrial Grade