Square D EDB34020SA – 20A 3 Pole Miniature Circuit Breaker Last Chance

Built for commercial power distribution, the Square D EDB34020SA is a 20A, 3-pole miniature circuit breaker equipped with a factory-installed 120VAC shunt trip. This accessory enables remote tripping from external control systems, requiring four total pole spaces for installation. The breaker mounts into Square D NF panelboards via a robust bolt-on connection. Featuring an 18 kAIC rating at 480Y/277VAC, it utilizes fixed thermal-magnetic trip elements to safeguard lighting and HVAC circuits.