The Allen-Bradley 509-DOA SIZE 3 CONTACTOR STARTER 120V COIL 50HP 90A 600VAC 509-D0A is an electrical control component from Allen-Bradley. It routes, isolates, or conditions electrical power for downstream equipment within a control system. Key specifications noted on this listing include 600VAC, 90A. It is commonly in machine control cabinets and power distribution equipment.
