Lennox 10B68 Control Module Kit 321894-709 Whether you are checking for

Whether you are checking for a saturated filter drier or confirming a full head of liquid

Interchangeable Relay Module: Optimized for uptime

The heavy-duty FE360 varnished steel body is fully insulated to minimize thermal loss

Can I manually override the signal during system testing

Lennox 10B68 Control Module Kit 321894-709 Whether you are checking forThe Lennox 10B68 Control Module Kit is a direct OEM replacement designed for high efficiency ECM blower motors found in a wide range of Lennox, Armstrong, and Ducane residential gas furnaces and air handlers. As a veteran grade motor control module kit, it serves as the "brain" for variable speed blower assemblies, managing airflow ramps, static pressure adjustments, and signal processing from the main furnace control board. When the indoor blower