| Amperage | 50 A |
| Brand | Unbranded |
| Type | Furnace Control Board |
| Model | 50A55-843 |
| Compatible Model | 50a55-843 |
Tested and working. Pulled from a functioning system. Item was bench tested with a 24V AC transformer and confirmed to power on and respond to thermostat calls. Heat, cooling, and fan outputs were verified with a multimeter. Please verify part numbers and compatibility before purchase. Installation should be performed by a qualified HVAC technician. Seller is not responsible for improper installation or misdiagnosis.