Siemens 42EF35A Definite Purpose Contactor

Siemens 42EF35A Definite Purpose Contactor is a Class 42, three‑pole device designed to switch heavy AC loads in equipment that requires a definite‑purpose contactor. It is a non‑reversing, normally open (OPEN) control contactor rated for up to 600 VAC switching and available in multiple coil voltages within the 42EF35A family, including 24 V AC (AJ), 120 V AC (AF), 240 V AC (AG), and 277 V AC (AL). This family version provides a current rating around 60–75 A depending on coil and configuration, making it suitable for controlling motors and heaters in appliances, HVAC equipment, conveyors, and other industrial machinery where a dedicated contactor is specified.