The Mitsubishi NF-400-B circuit breaker 350 amp shunt trip 550-460-220VAC 250VDC is a circuit protection device from Mitsubishi. It serves as the protective device in an electrical circuit, stopping current flow when a fault is detected. Key specifications noted on this listing include 460-220VAC, 220VAC, 250VDC, 350 amp. It is commonly in power distribution panels and industrial control circuits.
