1SFA611525R1201

ABB 1SFA611525R1201 MPEK4-12R is a red emergency stop push button designed for industrial machinery, electrical control panels, and automation safety applications. Featuring a 40 mm mushroom-shaped actuator and key-release mechanism with Roni's 421 key code, this non-illuminated emergency stop operator allows controlled resetting after emergency activation. Its maintained operation, durable modular plastic construction, and IP66 front protection make it suitable for demanding industrial environments when installed in a properly designed safety circuit.