Common Questions What is the purpose of the blower door safety switch

It is strictly for 24VAC control circuits

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

The Lennox 47A60 Start Capacitor is a heavy-duty 88-108 Microfarad component engineered to provide the essential starting torque required for high-static HVAC compressors and motors

Whether you are performing a new installation or a field replacement

Rheem-Ruud SP12143 Ignitor Els PW 17895 Common Questions What is theThe 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