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Rheem RHC-TST551CMMS - High Definition Thermostat (GE: 2H/2C, HP: 4H/2C) - Communicating Systems

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High definition full color display with soft keys; customizable display colors and brightness

Sleek unique styling drives greater appeal to the homeowner

Easy to understand user interface; intuitive menu structure

Silver finish; also includes paintable white faceplate

Universal - Choice of 7 day, 5/2 day programmable, or non-programmable (Installer selectable)

Multi-level system warnings with details available to servicing contractor

Dehumidification and humidification control

Outdoor temperature display

Intelligent scheduling ramp-up/program anticipation

Auto air circulation control; adjustable anticipation; high and low temperature limits

USB connection for uploading of programming and configuration

Maintenance reminders

Compressor short cycle protection

5-year limited warranty


NameRheem RHC-TST551CMMS - High Definition Thermostat (GE: 2H/2C, HP: 4H/2C) - Communicating Systems
Gemaire Item NumberRHC-TST551CMMS
Manufacturer Product NumberRHC-TST551CMMS
SKU - PIM Number1368704727355
ERP Number331134
Unit of MeasureEA
Weight0.8 Pounds (Lb)
Length8.3 Inches (In)
Width5.7 Inches (In)
Height2.8 Inches (In)
Country of OriginVar
750mV CompatibleNo
Auto ChangeoverYes
Display OptionsLCD (High Definition)
Programmable FanYes
Stages Cool2
Stages Heat4
Fan SwitchingYes
System SwitchingYes
Terminal DesignationsC,R,1,2
GEM - Case Quantity


Parts List

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