High Quality ABB / General Electric THQB2140ST1 – 40A 2 Pole Miniature Circuit Breaker

Designed for advanced control applications, this 40A miniature circuit breaker combines standard thermal-magnetic protection with remote tripping capabilities. The bolt-on form factor mounts into GE A-Series, AQ lighting, and ReliaGear RQ panelboards, ensuring a rigid and dependable electrical connection. A factory-installed 120/240VAC shunt trip accessory enables automated shutdown from remote switches or emergency stop buttons, complementing its 10kAIC rating.