60 Amp. 4 Pole (Silent Operation, Less than 7 dBA) Normally Open (N.O.) contacts For 120/220/277/Rated 500V, 7.5HP @240V, 15HP @460V 40A. Ballast, 7 KW@ 220VAC Dimension: 2.2w x 3.3h x 2.5d inch 63Amp AC-1, 30Amp AC-3 Power Lug Terminal Capacity AWG # 4 with Optional Auxiliary Contact 1 NC 1 NO, Rated 5 Amp, Pilot Duty Class 2