ABB MCRK040ATD is a compact 4-pole mini contactor rated for 40 A, designed for reliable motor starting and control in industrial automation with a 24 V DC coil. It provides four normally open contacts (4NO) wired via screw terminals for secure, easy field wiring, and the coil consumes 2 W at 24 V DC. The unit weighs about 0.235 kg and is designed for harsh environments, with an ambient temperature range of -40 to +70 °C. This MCRK040ATD belongs to ABB’s MCRK family of mini contactor relays and is offered in screw-terminal format for robust wiring, suitable for motor control tasks such as pumps, fans, conveyors, and other loads up to 40 A in typical automation circuits.
