Place Order Siemens EH1B020 – 20A 1 Pole Molded Case Circuit Breaker

Built for commercial and industrial applications, the Siemens EH1B020 is a 1-pole E-Frame molded case circuit breaker. It provides reliable overcurrent protection for 277VAC systems. This bolt-on MCCB installs into Siemens P1, P2, P3, and older ITE panelboards, serving as a replacement for legacy models. Featuring a fixed thermal-magnetic trip unit, it delivers a 10kAIC rating. The non-interchangeable trip design ensures consistent performance, and the lugs accept 14-1/0 AWG wire.