ABB MC2A-3-10-AT-J Three-Phase Industrial Motor Contactor

ABB MC2A-3-10-AT-J is a compact, three-pole motor contactor from ABB’s MC2A family, designed to start and stop three‑phase induction motors in industrial control panels. It offers an AC-3 duty rating with a typical load capacity up to 5.5 kW at 400 V and a current rating of 20 A, making it suitable for controlling fans, pumps, conveyors, and compressors. The unit uses screw terminals for reliable field wiring and has a lightweight package of about 0.170 kg per unit. The MC2A family supports a broad range of coil voltages across 50/60 Hz systems, enabling actuation from 24 V up to 600 V AC depending on the variant; the J suffix identifies a specific coil variant within the MC2A-3 line. This contactor is designed for integration into standard motor-control schemes and is commonly paired with ABB overload relays and other protective devices in panel installations, offering a dependable solution for compact, energy-efficient motor control in industrial environments.