Discount Siemens NGG3B125L – 125A 3 Pole Molded Case Circuit Breaker

Engineered for commercial power distribution, the Siemens NGG3B125L is a 3-pole, 125A molded case circuit breaker. It provides essential overcurrent defense for demanding electrical systems. This unit mount MCCB installs into Siemens enclosures, control panels, and switchboards. It is DIN rail mountable and serves as a legacy replacement, with the 3VA5112-4EC31-0AA0 acting as its modern substitute. Rated for 25kAIC at 480VAC, it features fixed thermal magnetic trip and reverse feed capability.