$165.70
Lennox 81W03 Ignition Control Replacement Kit
40 In Stock
Bring reliable furnace ignition back to life with the Lennox 100973‑02 (81W03) ignition control board—a genuine OEM replacement designed for select high-efficiency Lennox furnaces. Ideal for units equipped with a 95 V hot surface ignitor, this board ensures precise ignition sequencing, flame sensing, and blower control.
| Ignition Type | Hot surface ignition (HSI) |
|---|---|
| Ignitor Voltage | 95 VAC |
| OEM Part Number | 100973-02 |
| Amperage | 0.5 A |
| Line Frequency | 60 Hz |
| Product Depth | 1.31 in |
| Product Height | 4.6 in |
| Product Width | 5.8 in |
| Gross Weight | 0.75 lb |
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