or use a multimeter to measure the capacitance between the Common and HERM/FAN terminals

The rugged construction minimizes electromagnetic interference (EMI)

This switch is the standard OEM replacement for Williams Forsaire Counterflow models (3508

Built with high-grade materials to withstand the rigors of mechanical rooms

York S1-4103200 Pilot/Ignitor Assembly Els PW 17895 or use a multimeter toThe York S1 4103200 Pilot Ignitor Assembly is a precision engineered OEM replacement component designed to restore reliable ignition in residential and commercial gas fired heating systems. This assembly integrates a durable porcelain body ignitor and a stabilized pilot bracket, specifically engineered to withstand high temperature combustion environments. Field technicians often utilize the S1 4103200 for servicing BGM series furnaces and specific