Authentic Siemens QR23B200 – 200A 3 Pole Molded Case Circuit Breaker

Built for commercial environments, this 200-amp SENTRON breaker delivers reliable overcurrent protection. The three-pole unit features a fixed thermal-magnetic trip system. Designed for bolt-on mounting, it fits into Siemens P1, P2, and P3 panelboards. This QR-frame model replaces discontinued QJ23B200 breakers. Offering a 10kA interrupting capacity at 240VAC, it handles demanding loads safely. It includes reverse feed capability and a push-to-trip mechanism.