White-Rodgers 50D50U-843 Ignition Control Module
White-Rodgers

White-Rodgers 50D50U-843 Ignition Control Module

4.3

Best reliable replacement for homeowners repairing compatible Lennox heating systems.

This essential replacement component acts as the central nervous system for a forced-air heating unit, managing critical ignition and blower functions. It simplifies system repairs by consolidating multiple control features into one reliable, universal circuit board.

$141.00

In stock

at

Electronicaircleaners

Who it's for

  • Technicians and homeowners needing a versatile, universal replacement part
  • Installers who appreciate clear instructions and comprehensive wiring kits
  • Users prioritizing brand reliability for critical furnace safety components

Who should skip it

  • DIY beginners intimidated by complex wiring and configuration settings
  • Budget-conscious buyers who can source a cheaper, specific OEM part
  • Owners with limited space inside older or compact furnace cabinets

Performance breakdown

OEM Reliability

Factory-original engineering ensures seamless integration and long-term operational stability.

Excellent

Installation Simplicity

Direct cross-reference design makes swapping out old units straightforward and efficient.

Excellent

Compatibility Range

Broad support for specific Lennox models simplifies sourcing for common repairs.

Excellent

Build Durability

Rugged aluminum construction withstands the harsh thermal cycles of furnace operation.

Excellent

Ignition Precision

Consistent hot surface ignition timing prevents frequent furnace startup failures.

Excellent

Maintenance Ease

Standardized panel mounting allows for quick access during routine system servicing.

Excellent

Key Specs

Voltage

24 Vac / 120 Vac

Temperature Range

-40°F to 175°F

Certifications

UL Recognized

Compatible Fuel Types

Natural Gas, Propane, Electric

Ignition Types

Intermittent Pilot, Direct Spark Ignition

Part Number

50D50U-843

Condition

Factory New, Original Equipment OEM

Replaces Lennox Models

80K12, 80K1201, 36G57 Super Radiant CE005

Heating System Type

Forced Air

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White-Rodgers 50D50U-843 Ignition Control Module

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