Best Seller Square D QOB290VH – 90A 2 Pole Miniature Circuit Breaker

Part of the QO family, this two-pole 90A miniature circuit breaker offers a Very High 22kA interrupting rating for commercial and industrial systems requiring robust fault protection. The unit fastens securely into Square D NQ and NQOD panelboards, utilizing a bolt-on connection to maintain continuity in demanding environments. It features a thermal-magnetic trip mechanism for reliable overload response and includes the Visi-Trip red indicator to simplify troubleshooting procedures.