Common Questions What ignition systems is the VR8204M1075 compatible with

supporting up to 20 HP at 460V and 25 HP at 600V

The York S1-025-29083-002 is an automatic reset switch

this ASCO 8220 series valve delivers precise performance where thermal management is critical

The AV-7400 includes multiple actuator springs—yellow (3-7 psig)

Lennox 25B73 Control Board 321042-401 Common Questions What ignition systemsThe Lennox 25B73 Control Board (part number 107626 01) is a critical OEM component designed to manage the startup sequences, safety interlocks, and communication between major HVAC components. As a direct replacement furnace control board, it regulates the operation of the inducer motor, gas valve, and blower motor, ensuring that ignition and shutdown cycles are handled with precision. This PC control board is engineered specifically for select Lennox