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Nuheat Harmony Dual Voltage Programmable Thermostat


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Regular Price: $175.00

Special Price $166.00

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NEW Harmony Dual Voltage Programmable Thermostat 120/240

The NEW 120/240V Harmony Programmable Thermostat is the sleekest low profile thermostat we have in stock to control your Nuheat Electric Radiant Floor Heating System. This amazing in-floor heat sensing thermostat mounts flush to the wall and can be fitted with one of many décor-style faceplates. (Faceplate is not included) The Harmony Programmable Floor Heating Thermostat allows you to maximize the use of a Nuheat Electric Floor Heating System while minimizing energy costs.

All thermostat options for the Nuheat Electric Floor Heating System have built-in Class A 5mA GFCI protection for your safety and are available with the dual voltage for 110V/240V options so you can easily choose the correct HARMONY model for your Nuheat Radiant Heating Systems voltage.

The Harmony Electric Floor Heating Thermostat gives you the option of programming in advance when you want your floor warming system turned on/off; allowing for soothing in floor heat only when you want it. You determine the times and temperature for warming your floor allowing the Nuheat Harmony an unsurpassed energy-efficient flexibility.

Harmony - HMYDV Features:

  • Exclusive to all 120V and 240V Nuheat Floor Heating Systems
  • The ONLY Flush Mount Thermostat that installs into a 2-gang or larger box and can be fitted with any décor-style faceplate you choose.
  • 15 Ft. long Floor Sensor Probe Wire included
  • Programmable in-floor heat sensing thermostat for your electric floor heating system.
  • Specially designed for use under tile, stone, granite, marble surfaces or engineered and laminate wood applications.
  • Manual mode and programmable 7-day settings for efficient use of Nuheat's Electric Floor Heating System.
  • Rated for 15 Amps of floor warming.
  • Back-lit display which is on for 12 seconds, or can be set to an "Always -On" mode
  • Built-in Class A 5mA G.F.C.I. with "test" function for the ultimate in electrical safety.
  • Can operate in regulator mode if sensor wire is forgotten or damaged
  • Has built-in laminate/engineered hardwood floor functionality. The temperature limit selection switch can be moved:
    • UP for Normal - up to 104*F (Normal Tile or Stone floors)
    • DOWN for Limited - up to 82*F (Engineered Hardwood or Laminate Floors)


UPC 620713001523
What's In The Box Programmable thermostat, sensor wire
Individual Items No
Voltage 120 VAC/ 240 VAC
Brand Name Nuheat
Visible Depth No
Inside Box Width No
Inside Box Height No
Inside Box Depth No
LCD Display Size Ht No
LCD Display Size Width No
Dial Size (diameter) No
Manufacturer Nuheat Industries Ltd.
Controls/Thermostat is required for operation No
Instructions + Video

Instructions + Video

Instruction Manual
Install Steps No
Electrical Box Recommended Size No
Width No
Height No
Depth No
Unit and wires protrude into box No
Floor Sensor Included yes
Floor Sensor Length Ft 15' Sensor
Floor Sensor Length Meters No
Floor Sensor Type No
Floor Sensor Resistance Range (@ 20,000) 20,000
Floor Temperature Sensing Primary floor temperature
Ambient Air Temperature sensing Mode no
Ambient Air w/ Floor Temp option no
Location / Use : Indoor Only Indoor Dry Location Only
Outside temp and humidity sensor option (purchased separately) n/a
GFEP / GFCI Protection (Ground Fault Circuit Interrupter) 5 mA Class A Built In
Skill Level No
Installation Layout Map customized for my project No
More Details

More Details

Why Helps No
Warranty from Manufacturer 3 yr
Remote Control Compatible No
Control Multiple areas No
Remote control Mode No
Home Automation Integration no
Smart Technology/Early Start yes
Manual Temperature Override Possible yes
On/Off Switch for complete shutdown @ end of heating season No
Regulator Mode option yes
Heating Cycle length No
Safety Listing No
Canadian Electric Code reference No
Programming Method yes
Pre-Loaded program options No
User Settable program yes
7 Day Prog (Su - Sa) no
5-2 Program (M-F + S-S) yes
5 - 1 - 1 Prog (M-F - Sa - Su) no
Programming Saved Indefinitely (or number of hours) yes
Time / Date settings retained during power outage No
No Battery Required No Battery Required
Minimum Display Temp No
Maximum Display Temp No
Accuracy Degrees F No
Floor sensor Connection No
Electrical Connections No
Operating Temperature Range (degrees F) No
Minimum Setting Temp No
Maximum Setting Temp No
Click here to see all discontinued Thermostats
Benefits No
Repairable Heating Wire No
Packaging No

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Write Your Own Review

  • Twice is Nice

    We used this Thermostat for our bathroom renovation and loved it so much we went with the same model for our new house. Our old unit has worked like a charm and I don't know how we could ever live without it.

    Posted on May 12, 2014 by Paul & Michelle

  • Super easy replacement

    We had our Nuheat Harmony installed when we redid our bathroom in 2008. When the heated floor stopped working, I feared the worst. Little did I know that we just needed to replace the in-wall thermostat. I called Warm Your Floor and they were super helpful in identifying which model I needed. The item arrived quickly and my husband was able...

    Posted on May 5, 2014 by Lynn

  • It heats really well

    I installed this and it heats really well.

    Posted on April 29, 2014 by Troy H

  • Our customer is quite happy and enjoying their warm floor.

    We ordered the thermostat to replace one on a system we installed for a client several years ago. Our customer is quite happy and enjoying their warm floor.

    Posted on April 28, 2014 by City Kitchen

View All Reviews

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