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Engineered with a dual SCR output and a direct bond copper substrate
Common Questions What causes a blocked vent switch to trip
high-pitched whistling (air bypass)
For contractors building Type E self-protected combination motor controllers
Lennox 22K51 Control Board R-22 Engineered with a dual SCRThe Lennox 22K51 Ignition Control Board (OEM 607308 22) is a critical integrated furnace control designed for high performance service in select Lennox communicating enabled gas units. Engineered to interface with SL280UHV, SL280DFV, EL296UHV, and EL296DFV heating systems, this 120V furnace ignition module ensures precise hot surface ignitor timing and reliable flame sensing. This board replaces legacy 107045 XX series controls, providing a stable
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