One Day Deal Siemens NGB2B090B – 90A 2 Pole Molded Case Circuit Breaker

Built for commercial and industrial distribution, the NGB2B090B is a 2-pole, 90A molded case circuit breaker from the SENTRON family. It features a fixed thermal-magnetic trip unit providing long-time and instantaneous (LI) protection. Designed to mount into Siemens P1, P2, and P3 panelboards, it delivers a high 100 kAIC interrupting rating at 240VAC. This HACR-rated breaker supports reverse feed applications and is officially replaced by the newer 3VA51 series (requires a mounting strap kit).