Super Sale Siemens B345HH – 45A 3 Pole Miniature Circuit Breaker

Built for demanding commercial applications, the B345HH delivers extra-high interrupting capacity. This 3-pole, 45A miniature circuit breaker features thermal-magnetic trip technology for reliable overcurrent protection. The device mounts into Siemens P1 through P5 panelboards using a secure bolt-on connection. It accommodates 8-6 AWG copper or 8-4 AWG aluminum conductors. With a robust 65kAIC rating at 240VAC, this HBL-type breaker safely clears severe short circuits and is HACR rated.