The Eaton HC-1-3/4 is a heavy-duty, 4-pole contactor with a 3-position, momentary, single-pole and double-throw contact arrangement. Its contacts are rated for a maximum of 500V and 30A at resistive load. It is designed for use with indoor loads such as motors, starters, lighting, reheat coils, and solenoids. The contactor is UL, CSA, and CE listed, and is suitable for NEMA 1, 2, 3, 4, and 6 rated motors.