Square D EDB34040SA – 40A 3 Pole Miniature Circuit Breaker Direct From Factory

Constructed for commercial power distribution, this 40A E-frame breaker incorporates a 120VAC shunt trip for automated or remote shutoff. The thermal-magnetic core ensures consistent protection against overloads and short circuits. Designed exclusively for Square D NF panelboards, the bolt-on connection provides maximum stability. The addition of the shunt trip means this three-pole unit occupies four total pole spaces.