Williams 8913 Conversion Kit 319825-402 While this is a Lennox

While this is a Lennox 22J51 Relay-Sequencer

Built with a rugged brass body and EPDM gaskets

4 HP output to handle the high static loads typical of large-duct systems

Precise Airflow: Maintains consistent CFM even as air filter resistance increases

Electronic or intermittent pilot systems typically require a flame sensor or a thermopile depending on the voltage requirements of the control module

Williams 8913 Conversion Kit 319825-402 While this is a LennoxWhen you're out in the field and need a reliable natural gas to liquid propane conversion for a Monterey furnace, the Williams 8913 conversion kit is the exact OEM component required for the job. Specifically designed for the Williams 25096A series Monterey Plus top vent furnaces, this kit ensures the manifold pressure and orifice sizing are precisely calibrated for a 25,000 BTU output using LP gas. As a veteran grade HVAC replacement part, it