| Brand | Lennox |
| Material | Printed Circuit Board |
Genuine Lennox SureLight / Emerson furnace control board. Part Number: 50A66-123-04 Additional Number: 100925-03 Input: 24VAC, 60Hz, 0.5A Removed from a working furnace by a licensed HVAC technician during an equipment replacement. The board has been stored indoors and has not been tested since removal. The board is in very clean cosmetic condition with no visible corrosion, burn marks, or obvious physical damage. The glossy areas visible on the board appear to be factory-applied protective coating. Sold as-is because it has not been tested after storage. Please verify the part numbers, connectors, and compatibility with your equipment before purchasing. You will receive the exact board shown in the photos.