Utilizing a standard 1/4 inch NPT connection

allowing for precise setpoint adjustments

Does this switch support a pilot light

always verify your wiring diagram to ensure proper pole count

Featuring a 7-inch insertion length and a 170°F cut-out temperature

Williams P501617 Pilot Assembly Els PW 17895 Utilizing a standard 1/4 inchThe Williams P501617 Pilot Assembly is the definitive OEM replacement for aging or failed ignition components in Williams Floor Furnaces. This Natural Gas pilot assembly is purpose built for compatibility with the 4505A and 6505A series, providing a precise mechanical fit that eliminates the need for field modifications. As the direct successor to the P323411, this assembly addresses common furnace ignition problems by utilizing a high grade