Gardner Bender GSW-69BP Electrical Rotary Switch, SPST, ON-OFF, 6 A/125V AC, 6 inch Wire Terminal, Black Plastic Perfect for various fan & lighting applications Terminal Type: 6 inch. wire leads, 18 AWG Wire Standard nut size, 15/32 - 37 inch. Perfect for various fan & lighting applications Standard nut size, 15/32 - 37 inch.