50A55-743 MFG #: 50A55-743
  • Amperage Rating: 0.45 A
  • Depth: 1-1/4 in
  • Electrical Connection: 1/4 in Spade Terminal and Molex Plug
  • IsInactive: false
  • Mounting Type: Surface
  • Voltage: 25 VAC

White-Rodgers™ 50A55-743 Replacement Integrated Furnace Control, 25 VAC, 0.45 A, Import

White-Rodgers™ Replacement Integrated Furnace Control, 25 VAC, 0.45 A, Natural Gas/Liquid Propane, 7 sec Igniter Warm-Up Time, Surface Mount, 4-3/8 in Width, 1-1/4 in D, 5-7/8 in Height, Import

The 50A55-743 is an automatic gas interrupted ignition control that employs a microprocessor to continually monitor, analyze, and control the proper operation of the gas burner, inducer, and fan. signals interpreted during continual surveillance of the thermostat and flame sensing element initiate automatic ignition of the burner, sensing of the flame, and system shutoff during normal operation. these controls incorporate system fault analysis for quick gas flow shutoff , coupled with automatic ignition retry upon sensing a fault correction. it is designed as a replacement for the following controls.

  • Flame Failure Response Time
  • Gas Type
  • Domestic/Import
  • Mounting Type
  • Width
  • Depth
  • Ignition Trial Time
  • Amperage Rating
  • Prepurge Time
  • Igniter Warm-Up Time
  • Item
  • Electrical Connection
  • Type
  • Height
  • Voltage
  • IsInactive
2 seconds
Natural Gas/Liquid Propane
4-3/8 in
1-1/4 in
4 second
0.45 A
15 Second
7 sec
1/4 in Spade Terminal and Molex Plug
Control Board
5-7/8 in
25 VAC