OEM replacement ignition control board for Lennox G40 and ML series gas furnaces and rooftop units. Direct replacement for multiple legacy Lennox part numbers. Board dimensions 4 5/8" x 5 3/4". Compatible with Allied, Armstrong, Concord, and Ducane equipment.
Lennox 81W03 Ignition Control Board
Lennox
$172.95
- OEM / cross-reference
- 17W70, 100973-02, 100973-01, 75H17, 78M47, 75M17
- Fits brands
- Allied, Armstrong, Concord, Ducane, Magic Chef, Magic-Pak
- Replaces
- 17W70, 100973-02, 100973-01, 75H17, 78M47, 75M17
- SKU:
- 81W03
- Product Type:
- Ignition Control Board
- Application:
- Commercial
- System Type:
- Furnace, Rooftop Unit
- Installation Type:
- OEM Replacement
- Fuel Type:
- Natural Gas
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