The Square D XM040 Industrial Control Relay Module is a 4-pole, normally open relay designed for continuous operation in industrial control systems. It is a Type X industrial control relay with a 110/120 VAC coil, 50/60 Hz operation, designed for continuous industrial operation, and a contact rating of 600 V at 20 A. MPN XM0 40, class 8501, is commonly used in motor control panels, automation equipment, and manufacturing machinery, and is a common replacement for Square D 8501X040 in maintenance and retrofit projects.
