The Siemens AMP CIRCUIT BREAKER 1 POLE 277 VAC BQCH1B030 is a circuit protection device from Siemens. 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 277 VAC, 30 AMP, 1 POLE. It is commonly in power distribution panels and industrial control circuits.
