Tecna Press Type Spot Welder, Model TE-4666N 50 KVA @ 50% Duty Cycle 17,900 Short Circuit Secondary Amperes 6.3 Secondary Voltage Dual Voltage: 220V-440V, Single Phase, 60 Hz Rugged Welded Steel Frame Built-in Microprocessor Welder Control with Dual Current, Dual Weld Time, Upslope and Pulsation, Digital Phase Shift Weld Current adjustment From 01% to 99% for precision welding., Maintenance Free Solid State SCR Contactor., Available Soft Touch Safety Enhancement 15-3/4” Throat Depth, 2” diameter Arms, 1 ejector-type Electrode Holders, 2MT/5RW, Speed Control adjustments Standard dual acting air cylinder with 3” maximum opening Two Stage shrouded Electric Footswitch with the option to add a second footswitch for Dual Current and Dual Weld Time., Combination Air Filter and Pressure Regulator with Gauge., Currently in T. J. Snow Inventory for FAST SHIPMENT!