Industrial Spot Welder, Manual Control, 30" Throat, Water-Cooled, Input Voltage: Typically 220V or 460V, Max Output Current: Typically 20,000 Amps, Electrode Force: Typically around 600 lbs, Dimensions: Approximately 48 x 24 x 72 inches, Weight: Typically around 1,500 lbs, Power Requirement: Typically 3-Phase.