Contactor, Nema Size 6, 540 Amps, 3 Poles, Non-Reversing, 120VAC Coil at 60HZ, Full Voltage 600VAC, Open Style No Enclosure, Advantage Series, Smaller Physical Size Than Other Types, Max HP Ratings: 150 @ 200 Motor Volts AC, 200 @ 230 Motor Volts AC, 400 @ 460/575 Motor Volts AC