Multiprocess Welder Series Multimatic 255 Input Voltage 208V AC 220/230/240V AC 460/480V AC 575V AC Phase Single-Phase Welding Mode CC/CV Polarity DC Input Frequency 50/60 Hz Welding Processes Flux-Cored Welding (FCAW) MIG Welding (GMAW) Stick Welding (SMAW) TIG Welding (GTAW) Stick Welding Maximum Output Current 275 A TIG Welding Maximum Output Current 275 A MIG Welding Maximum Output Current 350 A For Wire Type Aluminum Flux-Cored Solid