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Honeywell YERM5220R8321/U - RedLINK™ Equipment Remote Module With VisionPro® Thermostat

Item: YERM5220R8321/U
MFR: YERM5220R8321/U
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Honeywell YERM5220R8321/U - RedLINK™ Equipment Remote Module ERM5220R1018 With VisionPro® Thermostat TH8321R1001

The Honeywell ERM is like a new cordless tool in your toolbox. Pull it out when it's too costly or time consuming to run wires from a condensing unit or boiler to control devices. There are fewer holes to drill and wires to run. Just faster, easier installation that gives you more profit per job. Make the Honeywell ERM your go to choice for fast, easy equipment installation.

  • Wireless RedLINK™ communication between condensing unit/compressor or boiler and thermostat
  • Eliminates the need to run additional wires to your equipment, for example, during a heat pump upgrade
  • Suitable for outdoor use
  • Temperature sensor terminals for outdoor temp sensors or indoor freeze protection
  • LEDs for easy installation checkout
  • May reduce damage to homes since wiring/drilling is eliminated


NameHoneywell YERM5220R8321/U - RedLINK™ Equipment Remote Module With VisionPro® Thermostat
Gemaire Item NumberYERM5220R8321/U
Manufacturer Product NumberYERM5220R8321/U
SKU - PIM Number1464251576847
ERP Number360415
Unit of MeasureEA
Weight6.0 Pounds (Lb)
Length4.6 Inches (In)
Width7.1 Inches (In)
Height7.1 Inches (In)
Country of OriginMEX
Voltage24 VAC
750mV CompatibleNo
Stages Cool2
Stages Heat2
ColorGray; White
Terminal DesignationsERM-J, R, C, Y, Y2, O/B, D, L, S1, S1
Cycle/Hertz60 Hz
GEM - Case Quantity


Parts List