Nelweld 4000 description: Transformer Rating 2400 amps Input voltage 230460575 VAC–60 Hz 208230460 VAC–60 Hz 400 VAC–5060 Hz 220350415440 VAC–5060 Hz Fusing 200A at 208VAC 200A at 230VAC 100A at 460VAC 100A at 575VAC 400V – Check local standards Timing Control 20-1500 milliseconds, stepless Regulated Output 300-2100 amps, regulated Case Dimensions 24(610) W x 27(686) H 33.5(850) D Weight 725 lbs. (330 Kg)