24V single-stage hot surface ignition (HSI) control board for residential furnaces. Features 7-second trial-for-ignition (TFI) sequence with 0 pre-purge time and manages inducer motor, igniter, and gas valve timing. Direct replacement for 539617 and ICM2808. Includes onboard LED diagnostics for flame signal and limit switch monitoring.
White Rodgers 50A56-956 Hot Surface Ignition Control 24V
Copeland Comfort Control (White Rodgers)
$110.95
In Stock
- OEM / cross-reference
- 539617, ICM2808
- Replaces
- 539617, ICM2808
- Fits brands
- Copeland, Emerson Climate Technologies
- SKU:
- 50A56-956
- Product Type:
- Ignition Control Board
- Subcategory:
- Hot Surface Ignition (HSI)
- Application:
- Residential
- System Type:
- Furnace
- Installation Type:
- OEM Replacement
- Voltage:
- 24V
- Voltage Class:
- Low Voltage
- Amperage:
- 3A
- Fuel Type:
- Natural Gas
- Control Type:
- Non-Programmable