Siemens / ITE FJ2B175 – 175A 2 Pole Molded Case Circuit Breaker Certified

Built for commercial applications, this 175-amp molded case circuit breaker delivers reliable thermal-magnetic protection. It includes a non-interchangeable trip unit and supports reverse feed setups. As a dedicated replacement component, it installs into classic Siemens and ITE F1, F2, and SB-series enclosures. It replaces FXD62B175 units, allowing you to maintain existing F-frame panelboards. With an interrupting capacity of 25kA at 240VAC, it handles standard fault conditions safely.