Square D QOB21251021 – 125A 2 Pole Miniature Circuit Breaker Deal

Built for commercial applications, the Square D QOB21251021 delivers 125A of thermal-magnetic protection. This two-pole breaker features a factory-installed 120-240V AC shunt trip (1021 suffix), allowing remote tripping via a push-button or pilot device. It installs into Square D NQ and NQOD panelboards, utilizing a bolt-on mounting style for a stable connection. The box lugs accept 4 AWG to 2/0 AWG wire. Rated 10 kAIC at 120/240V, it includes a Visi-Trip indicator and is HACR rated.