It is strictly for 24VAC control circuits

Integrated Heat Assistance: The 1-watt internal heater minimizes temperature overshoot for more stable operation

providing the precise magnetic force required to move the pilot valve and shift the slide assembly between heating and cooling modes

Integrating this HVAC safety switch ensures your system maintains optimal thermal regulation across a variety of compatible York models

Constant Duty Rating: Engineered for continuous operation in demanding Ray Burner systems

Rheem-Ruud SP12143 Ignitor Els PW 17895 It is strictly for 24VACThe Rheem Ruud SP12143 Ignitor is a high performance Hot Surface Ignitor (HSI) engineered specifically for the Advantage Plus series gas appliances. This silicon carbide ignitor provides a reliable, rapid heating source to ensure clean combustion and consistent ignition cycles in gas fired water heaters and furnaces. Operating at 110V 120V AC, the SP12143 is a critical OEM replacement part that maintains the precise operational tolerances required for