Two single-pole switches and one double-throw switch for various circuits included. This relay can perform a wide variety of tasks automatically (up to 3 functions simultaneously). Operating current 10 volts. Double solenoid mechanism. The relay can be activated with circuit tracks, the 7272/72720 control box, or with the manual hand lever. Width 30 mm / 1-3/16". Length 70 mm / 2-3/4". Height 8 mm / 5/16".