White-Rodgers 50A55-843

White-Rodgers™ 50A55-843 Universal Integrated Furnace Control, 24 V, 0.45 A, Natural Gas/Liquid Propane, 2 Retries


Manufacturer part number:



Emerson Electric


White-Rodgers™ Integrated Furnace Control, Universal, 24 V, 0.45 A, Natural Gas/Liquid Propane, 17 sec Warm Up, 30 sec Prepurge, 1/4 Inch Quick Connect, Retries: 2, 60 min Reset, Surface Mount, 4 Inch H x 30 Inch W x 1-1/2 Inch D, Silicone Carbide, Includes: Diagnostic Indicator Flash Codes, Mounting Hole Template and Adjustable Blower Relay
  • Fused to protect low voltage system transformers
  • Adjustable blower relay
  • Diagnostic LED
  • Additional jumpers to extend the length of the connections

Standard/Approvals: CSA Certified

Application: Residential and Commercial Heating Equipment

Products specifications
Attribute nameAttribute value
Amperage Rating0.45 A
Control Voltage24 V
Dimensions4 Inch H x 30 Inch W x 1-1/2 Inch D
Electrical Connection1/4 Inch Quick Connect
Gas TypeNatural Gas/Liquid Propane
ManufacturerEmerson Electric
MaterialSilicone Carbide
Mounting TypeSurface
Prepurge Time30 sec
Reset Time60 min
Warm Up Time17 sec