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Furnace Parts > Lennox Furnace Circuit Board & Timer Parts > Control Board 81W03
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Control Board 81W03

Item #2332648 | Lennox OEM Part #81W03

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Control Board 81W03 Alternate Product View
Control Board 81W03 Alternate Product View
Grid is 1 inch square

Ignition control board

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Repair Skill Level:Skill Level
$251.07

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Control Board 81W03 Part Fits

  • Replaces Part Number 78M4701
  • Replaces Part Number 75M1701
  • Replaces Part Number 100973-02
  • Replaces Part Number 78M47
  • Replaces Part Number 75M17
  • Replaces Part Number 17W70
  • Replaces Part Number 100973-01
  • See more »