This red panel mount rocker switch is a single pole single throw (SPST) switch. It includes an integrated light showing when the switch is closed / switched on. The switch is designed to panel mount through a 28 x 10.5mm hole. On the back of the switch are three 0.250” spades labeled 1a, 1 and, 1b.

Contact 1a – Input from source (Line)
Contact 1 – Output to device
Contact 1b – Indicator Light (Neutral)

Please Note: The switch light will only work when used with 100V or higher.