The White Rodgers Hot Surface Igniter is an original equipment manufacturer (OEM) replacement part for gas furnaces and water heaters. It has a 120VAC voltage rating and an amperage range of 3.0 to 4.5 amps. The ceramic construction provides fast heating and long life. This universal hot surface igniter replaces many manufacturers' igniters. It measures 3.94 inches x 1.5 inches and has 0.25 inch diameter male spade terminals. The White Rodgers igniter comes with installation instructions and is UL recognized for safety.