M400 is a newly designed, heavy-duty, durable, light weight MIG gun, equipped with a push-on nozzle as well as a comfortable ergonomic handle and Tweco®style torch head. This MIG gun possesses a unique capability of converting one termination style to other common styles such as Euro style, Lincoln®style, Tweco®style, or Miller®style by simply replacing them.

Features

• Knuckle joint for improved balance and position-ability ensures that minor movements of the handle and neck be independent of the cable assembly .
• Excellent heat, abrasion resistance, and flexibility of the cable .
• Lighter than standard cable sets and capable to withstand over 1 million flexes in life testing .
• Extremely durable contact tips manufactured from premium grade copper alloys .
• Standard, durable, and high-performance options for tip adaptors, diffusers, and swan necks .
• Improved insulation and minimized heat transfer to the handle .
• Ergo design handle and comfortable handling .
• Light gun handle, less tiredness of the welder because of the special gun design .
• Air gap technology for cooler running handles and better heat transfer isolator from the swan neck .
• Steel and combo liner for all kinds of wires such as steel (metalcore and flux-cored), stainless steel (metalcore and flux-cored), and Aluminum.
• Unique sealing ring for effective sealing of impurities especially in the argon gas process .
• Reduction in welder fatigue by improved handle design for welder’s comfort .
• Push on nozzle system and easy nozzle stick-out adjustment .
• High-quality trigger with a life expectancy of greater than 1 million cycles .

Technical specification

Cooling Method:

Air-Cooled

Welding Output:

320A CO2 270A Mixed Gas at 60% Duty Cycle

Recommended For:

Solid wires:

0.030″ to 1/16″ (0.8 to 1.6 mm)

Flux Cored wires:

0.030” to 1/16” (0.8 to 1.6 mm)

Aluminum wires:

0.040” to 1/16” (1.0 to 1.6 mm)

Recommended Gas Flow:

For 1/2″ (12.8 mm) nozzle bore

22-27 CHF (11-13 l/min)

For 5/8″ (16.0 mm) nozzle bore

30-35 CHF (14-17 l/min)

For 3/4″ (19.0 mm) nozzle bore

30-40 CHF (14-19 l/min)

Head and Nozzle style:

Tweco® Style

Central Connector type:

Euro connector/ Lincoln® connector/ TWECO® connector/ Miller® Connector

Gun Length:

15 ft. (4.5 meter).