Emerson 21V51U-843 Integrated Furnace Controls Universal Replacement

Sale price$338.99

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Emerson 21V51U-843 Integrated Furnace Controls Universal Replacement

Emerson 21V51U-843 Integrated Furnace Controls Universal Replacement


  • White-Rodgers:
    • 21V51U-843, 50V51-288, 50V51-289, 50V51-290, 50V61-288, 50V61-289 50V61-120, 50V61-143, 50V61-480, 50V61-486, 50V51-243, 50V51-507 50V61-507
  • Goodman Mfg:
    • 20300002, 20300004, 20300006, 20300006S, B1809925, B1809927, B1809927S, PCB00106, PCB00106S, PCBB0106, PCBB0106S, PCBB0107S
  • Trane:
    • KIT15815, CNT04018, CNT04352, D156245P01, D34142P01, X13650840010
  • Lenox Industries:
    • 18M9901, 49M5901


    • Reduces inventory by providing maximum control replacement coverage
    • Models include a universal 120V nitride ignitor to allow replacement of 80V and 120V controls
    • Diagnostic LED indicators streamline installation and system troubleshooting
    • 120V air cleaner output and 120V humidifier output up to 1 Amp max
    • Factory standard safety timings and adjustable fan delay options
    • Replaceable automotive style fuse


    • Multiple Input Voltages - 24 Vac, 120 Vac, 50/60 Hz
    • Amp Rating - 14.5 FLA-25.0 LRA @ 120 Vac (Circulator Relay)
    • Ambient Operating Temperature
    • Operating Humidity - 5% to 93% relative humidity (non-condensing)
    • Accessories - Includes Ignitor
    • Approvals - CSA (Canada & US)




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