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The ICM2812-KIT is a universal replacement board that comes packaged with a series of cable harnesses that make it a replacement for the White-Rodgers 50M56U-843 and more than 150 competitive part numbers.

Product Features:
  • Hot Surface Ignition (HSI) control board
  • Microprocessor-based
  • Monitors timing, trial for ignition, system switches, flame sensing and lockout.
  • 100% lockout safety feature
  • Compatible with LP or Natural Gas
  • LED indication for status and fault codes to aid in troubleshooting

Product Specifications:
  • Control voltage: 24 VAC (18-30 VAC)
  • Line voltage: 120 VAC
  • HSI Hot Surface Ignitor: 6 amp @ 120 VAC
  • Gas Valve: 1.5 amp @ 24 VAC
  • Inducer draft motor: 2.2 FLA @120 VAC
  • Blower motor: 14.5 FLA @ 120 VAC
  • Humidity Range: 5 to 95% relative humidity (non-condensing)
  • White-Rodgers: 50M56U-843
Hide Description
Product Type:

Control Board


Operating Temp Range:

-40° to 176°F

Control Voltage:

18-30 VAC

Line Voltage:

120 VAC

Humidity Range:

5% to 95% Relative Humidity (Non-Condensing)

Heat Blower ON Delay:

30 Seconds

Heat Blower OFF Delay:

100 Seconds

150 Seconds

Cool Blower ON Delay:

6 Seconds

Cool Blower OFF Delay:

45 Seconds


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