Siemens NGB3B020V – 20A 3 Pole Molded Case Circuit Breaker Hassle-Free Returns

Designed to withstand elevated temperatures, the Siemens NGB3B020V features a specialized 50°C ambient calibration for demanding industrial environments. This 3-pole, 20-amp molded case circuit breaker delivers 25kAIC interrupting capacity at 480Y/277V. It installs into Siemens P1, P2, and P3 panelboards via a secure bolt-on connection. The unit includes fixed thermal-magnetic trip functions and is HACR, HID, and SWD rated. It can be replaced by the newer 3VA51 series with a mounting kit.