MST 220i Multi-Process Welding System

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The Firepower MST 220i has it all. It’s the only machine in the 3-in-1 line that offers 115 and 208/230V, and provides MIG, Stick and TIG welding outputs for use anywhere. Portable enough to take to the job site, yet with 210 Amps maximum output, it has the power to meet your large job demands. This welding system is perfect for automotive repair and customization, mechanical contractors, farms/ranches, maintenance and repair, and garage and job shops. The MST 220i allows you to choose the best process for your applications. The MIG process provides maximum productivity in the shop, while the Stick process works ideally outdoors, and TIG is for those welding applications that require more precise control. The MST 220i is also Spool Gun capable for Aluminum MIG welding. There is no other machine like the MST 220i, it’s a “must have” powerhouse!

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Part No. Where to Buy Description
1444-0872 MST 220i, Multi-Process Welding System
  • Part No.: 1444-0872

    Description: MST 220i, Multi-Process Welding System

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Product Details and Features

Firepower MST 220i Power Supply, Firepower 220 Amp MIG Gun, Firepower Flow Meter Regulator / Gauge & Hose, Electrode Holder & Ground Clamp, 230V-115V Adapter Plug & Cable, 2 Drive Rolls & Contact Tips, Spring used for small 2 lb rolls, and CD with Multi- Language Operating Instructions

Farms/Ranches, Auto Applications, On-Site and Maintenance Repair

Part No. Where to Buy Description
1444-0872 MST 220i, Multi-Process Welding System

Machine Specifications

Maximum Output 210 Amp
MIG (GMAW/FCAW) Welding Output @104 ̊F (40 ̊C) 110A / 19.5V @ 45% Duty Cycle (115V)
210A / 23.5V @ 20% Duty Cycle (230V)
STICK (SMAW) Welding Output @104 ̊F (40 ̊C) 110A / 24.8V @ 35% Duty Cycle (115V)
200A / 25V @ 25% Duty Cycle (230V)
TIG (GTAW) Welding Output @104 ̊F (40 ̊C) 150A / 16V @ 35% Duty Cycle (115V)
200A / 18V @ 25% Duty Cycle (230V)
Current Range 10 – 150 Amp (115V), 10 – 210 Amp (230V)
MIG Welding Voltage Range 14–30 Volt
Wirefeed Speed Range 100 – 600 IPM (2.5 – 15.2 m/min) @ 230V
100 – 400 IPM (2.5 – 10.2 m/min) @ 115V
Nominal OCV Volt/DC 62 Volt
Maximum Plate Thickness 3/8" (12.7 mm)