The Vigilant® Series automatic transfer switch is designed to automatically transfer critical loads in the event of a power outage for residential, agricultural, commercial and light industrial applications. Units come standard as NEMA 3R, UL listed 1008. The simple, rugged and easy to install and operate design provides peace of mind that it works right when it’s needed most.
277 Vac/480 Vac
(1) 600MCM-#4 or (2) 250MCM-1/0 (1-hole lug)