Herschel XLS battery powered wireless thermostat | T-BT

  • Only use with Herschel XLS SMART-R panel heaters
  • Clear backlit digital display
  • Easy to use functions
  • 7 x 1 day programmable;
  • Manual and Away modes;
  • Window Open Function
  • Wall-mounted or Free-standing;
  • 5 – 30°C set point range and 0.5°C accuracy;
  • Multiple Herschel XLS heaters can be controlled by one T-BT control.

Technical Data Sheet & Operating Instructions



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Herschel XLS battery powered wireless thermostat | T-BT

This compact battery-powered thermostat control works exclusively with Herschel XLS panel heaters and built-in SMART-R receiver.

T-BT features a manual temperature mode and a 7×1 day program mode and holiday (or Away) mode.

All modes turn ON the heating when the room temperature is too low, and turn OFF the heating once the set temperature is reached.

Herschel XLS battery powered wireless thermostat | T-BT is easy to operate and incorporates the latest energy-saving features such as Herschel’s open window technology and adaptive start function which ensures your room reaches the set temperature with the least energy use.

The T-BT can be paired to multiple Herschel heaters within the same room.

The T-BT is not wifi or App enabled, however, we have the T-MT for wifi enabled controls.

Note: The T-BT will only work with Herschel XLS heaters,  for alternative controls click here

Technical Specifications

The clear backlit digital control display means the T-BT has easy-to-use functions and the latest energy saving technology which includes:

  • 7 x 1 day programmable
  • Manual and Away modes
  • Window Open Function; if there is a rapid drop in temperature, the heating turns off. You can override this or wait 30 minutes.
  • Adaptive start; ensures the room reaches a set temperature at the specified time.
  • Wall-mounted or Free-standing
  • 5 – 30°C set point range and 0.5°C accuracy
  • IPX0 protection – do not install in zones 0-2 in bathrooms
  • The T-BT can control multiple Herschel XLS heaters in the same room.

Other Features:

  • Radio Frequency 433 Mhz
  • 35m wireless range
  • 24 month warranty
  • Herschel XLS Infrared heaters and T-BT Wireless Thermostats are EC Directive 2009/125/EC compliant for the Ecodesign of local space heaters.


Additional information

Dimensions 12 × 2 × 8.5 cm