This Siemens JXD22B400 400Amp 2 pole circuit breaker 240vac 250vdc is a circuit protection device manufactured by Siemens. It shields downstream wiring and equipment from damage by interrupting the circuit during a fault or overload. Key specifications noted on this listing include 240vac, 250vdc, 400Amp, 2 pole. It is commonly in control panels, switchgear, and machine electrical systems.
