The Lennox 63W27 Ignition Control is a critical OEM replacement component designed for 2-stage variable speed gas furnaces

High-durometer silicone construction provides resistance against chemical degradation from sanitizers and prevents hardening under constant refrigeration cycles

this unit offers the precise footprint and secondary amperage ratings needed to restore system communication and thermostat functionality without the need for field modifications or bracket fabrication

Common failure points include bearing wear leading to loud grinding noises

this specific rain shield is designed for specific cabinet sizes and series

York 4HK16501806 Electric Heat Kit Els PW 17895 The Lennox 63W27 Ignition ControlThe York S1 4HK16501806 18KW Electric Heat Kit is a field installed accessory designed to provide supplemental or primary heating for York air handlers and residential package units. This high capacity 18kW heater kit utilizes a 208 230V single phase power supply to deliver consistent thermal output in demanding residential and light commercial applications. Engineered for seamless integration, the York 4HK16501806 features nickel chromium heating