FREE SHIPPING on all orders over $149. Click here to learn more

SunTouch SunStat Core NonProgrammable Thermostat

SKU 500825

More Views


Shipping Information

This is an add-on item, that is eligible for FREE shipping as a part of an order over $149.


Features and Benefits:

  • Dual-voltage 120/240 VAC
  • Built-in GFCI   for safety
  • Built-in 15-amp relay   controls up to 150 sq. ft. (1800 watts) at 120 V, or 300 sq. ft. (3600 watts) at 240 V
  • Drives as many as 10 SunStat® Relay III units  to control up to 1,650 sq. ft. at 120 V, or 3,300 sq. ft. at 240 V
  • Floor and air sensing modes
  • Automatically adjusts for daylight saving time  so your time will always be accurate
  • SmartStart Technology   automatically adjusts the start time of the floor warming system to ensure the floor has reached the set temperature at your scheduled time
  • Energy Use monitor  shows the hours of system operation
  • 3-year manufacturer warranty


UPC 840213000000
What's In The Box Non-programmable thermostat, sensor wire, wire nuts, screwdriver, mounting screws
Individual Items 1 SunStat Core Thermostat, 1 Sensor Wire
Voltage 120 VAC /240 VAC
Inside Box Width 1 11/16" (42.9 mm)
Inside Box Height 2 3/4" (69.8 mm)
Inside Box Depth 15/16" (23.8 mm)
Display Height 1 3/4" in. inches
Display Width 2 1/4" in. inches
Manufacturer Watts Radiant
Instructions + Video

Instructions + Video

Instruction Manual
Electrical Box Recommended Size Deep Box
Floor Sensor Included Yes
Floor Sensor Length Ft 15' Sensor
Floor Sensor Length Meters 4.57
Floor Sensor Type Thermistor, 10k NTC type, double insulated
Floor Sensor Resistance Range (@ 20,000) 8-14k
Floor Temperature Sensing Primary Floor temperature
Ambient Air Temperature sensing Mode Yes
Ambient Air w/ Floor Temp option Yes
Location / Use : Indoor Only Indoor Dry Location Only
GFEP / GFCI Protection (Ground Fault Circuit Interrupter) 5 mA Class A Built In - With Test Button Feature & indicator light
More Details

More Details

Warranty from Manufacturer 3 yr
Control Multiple areas Yes
Smart Technology/Early Start Yes
Manual Temperature Override Possible Yes
Regulator Mode option No
Safety Listing Safety Listed in USA & Canada : UL 873, UL 943 & CSA C22.2 No. 24, CSA/CAN C22.2 No.144, ETL Control No. 3037530
Programming Method None
7 Day Prog (Su - Sa) No
No Battery Required No Battery Required
Minimum Display Temp 32° F (0° C)
Maximum Display Temp 99° F (37° C)
Accuracy Degrees F +/- 0.9° F (0.5° C)
Minimum Setting Temp 40° F (4° C)
Maximum Setting Temp 99° F (37° C)
Repairable Heating Wire No serviceable parts
Packaging Easy Open Cardboard - No frustration

Have a question?

Check out our Knowledge Center

or give us a call!


Mon - Fri 6:30am to 5:00pm PST