The Teco/Westinghouse WESTINGHOUSE LA3400F 400A 400 AMP 3-POLE CIRCUIT BREAKER 600VAC 300A TRIP is a circuit protection device from Teco/Westinghouse. It safeguards wiring and connected equipment by opening or isolating the circuit when current exceeds its rated threshold. Key specifications noted on this listing include 600VAC, 400A, 400 AMP, 300A. It is commonly in power distribution panels and industrial control circuits.
