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Bernard™ 400 Amp BTB 1/16" Air Cooled MIG Gun - 20' Cable With Miller® Style Connector


Airgas Part #:BERQ4020AE1IMC

Manufacturer Part #:Q4020AE1IMC

$993.85 /Each

Item Details

  • Bernard® BTB 400 amp air-cooled MIG gun includes Elliptical 1500 Series consumables for 1/16" (1.6 mm) wire and a Universal Conventional Liner. Features a comfortable B Series Curved handle with Standard Trigger and a Rotatable, medium 45 degree neck. Hytrel® Polymer Cable is 20 feet long and has a Miller® power pin.


  • Bernard® BTB MIG Guns deliver industrial-grade performance and reliability in the most demanding and abusive environments
  • Comfortable, durable handle
  • Aluminum armored necks in various lengths and angles optimize weld access and welder comfort
  • Internal cable connections optimize conductivity, reduce heat and increase gun life
  • Compatible with several high performing consumable lines - AccuLock™, Centerfire™, Quick Tip™ and TOUGH LOCK™
  • Compatible with AccuLock S, Universal Conventional or front-loading QUICK LOAD™ Liners
  • One year manufacturer's warranty with lifetime warranty on rear strain relief


  • Rated at 100% duty cycle using CO2
  • Rated at 60% duty cycle using mixed gases


  • Heavy Equipment
  • Shipbuilding
  • Pipeline
  • Fabrication
  • Construction
  • Maintenance and repair
  • Manufacturing


  • WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Product Attributes

MIG Amperage Range

» 400 A

Trade Name


MIG Wire Size

» 1/16"

Cable Length

» 20'

Cooling Method

» Air Cooled

Rear Connection

» Miller® Style Connector