This heavy duty, 4 pole double throw toggle switch has 3 positions, momentary both sides to center. It is rated 30A 12VDC, 16A 125VAC, 10A 250VAC. It has twelve 1/4" quick connect terminals and it mounts in a 7/16" diameter hole. The approximate body dimensions are 1 3/8" L x 1 3/8" W x 1" D.