Last Chance Square D QO340VH1021 – 40A 3 Pole Miniature Circuit Breaker

Designed for remote disconnect applications, the Square D QO340VH1021 features a factory-installed 120-240VAC shunt trip mechanism. This 40-amp, three-pole miniature circuit breaker delivers reliable thermal-magnetic protection for 240VAC commercial and industrial systems. It installs seamlessly into standard Square D QO load centers, NQ panelboards, and NQOD panelboards. The breaker boasts a high interrupting capacity of 22kAIC and includes the Visi-Trip visual indicator.