Timer 7 Day Series 120-277V Input Intermatic GM40AV Double Throw Double Pole. 40A output, Nema 3R rated for outdoor use, 7 day series timer. The GM40AV Time Control is a universal, electromechanical time switch designed for general purpose residential and commercial applications. The robust 40 A time control automatically detects the input voltage without the use of a DIP switch or selector pins. The time control automatically selects any voltage between 120 VAC and 277 VAC. The mechanism is mounted in a compact UL Type 3R outdoor enclosure and can also be easily retrofitted into other Intermatic enclosure types. The time control features a DPDT switching configuration standard (i.e. two normally open and two normally closed contacts).