Features and Benefits Advanced thermal overload protection for transformer Electronic variable wire feed control Six power settings for maximum welding heat control Easily changed to Mig welding for stainless steel and aluminum Fan cooled for better performance This wire welder welds up to 1/4" in a single pass. CSA approved Specs: Input: 230 volt - 60 HZ; 22.5A 1PH Output: 120A @ 20VDC-25% MAX O.C.V.=30VDC MAX 150A 22" x 11.6" x 15.4" Weight: 63 lbs.