Ignition control board
Grid is 1 inch square
Control Board 81W03
Control Board 81W03
Manufacturer Part

Control Board 81W03

Genuine OEM Part # 81W03RC Item # 2332648Alternative Part Number(s)

This part is compatible with:

Product Type:
Furnace
Brands:
Lennox
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Frequently Bought with Control Board
Flame Sensor
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Control Board

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Alternative Part Number(s)

Replaces Part Number 100973-01
Replaces Part Number 17W70
Replaces Part Number 75M17
Replaces Part Number 78M47
Replaces Part Number 100973-02
Replaces Part Number 75M1701
Replaces Part Number 78M4701