Westinghouse AR4A Industrial Control Relay Unit

The Westinghouse AR4A Industrial Control Relay is a panel-mounted control relay designed for reliable control circuit switching in industrial automation and motor control systems. Rated for 120V AC coil, it supports control circuit switching in applications such as motor control centers, conveyor systems, processing equipment, and factory automation machinery within commercial and industrial facilities. Compatible with industrial control panels and motor control systems, the AR4A serves replacement, retrofit, or upgrade projects carried out by maintenance teams, OEM technicians, or system integrators. Common replacements include Eaton D7PR4A, Allen-Bradley 700-P, and Square D 8501.