This Cutler-Hammer UNIVERSAL LINE 250A CIRCUIT BREAKER 600 VAC 3 POLE JI3250L is a circuit protection device manufactured by Cutler-Hammer. It shields downstream wiring and equipment from damage by interrupting the circuit during a fault or overload. Key specifications noted on this listing include 600 VAC, 250A, 3 POLE. It is commonly in OEM equipment and MRO replacement for electrical protection devices.
