JR Products 12045 Red Illuminated RV On/Off Switch. Illuminates when switch is in the "on" position Ratings: SPST 16 Amp @ 125-250 VAC, 3/4 H.P. @ 125-250 VAC, 10 Amp @ 14V, 3 Amp @ 125V UL/CSA approved Cutout: .67" x .50" Outside: 1.285" x .830"