Senz & Senz-Wifi Thermostats

Raychem Part Number: (Senz) 1244-017777; (Senz WiFi) 1244-017778

Raychem Senz thermostat with packaging box in background and coiled sensor lead. Shows badges to show Alexa and Google compatibility.

The Senz thermostat can be used with all Raychem underfloor heating : T2QuickNet, T2Red, T2Blue & T2Black. It is an elegant, modern looking thermostat with a full-colour TFT capacitive touchscreen display.

  • Full colour 2” display
  • Easy navigation using touch and swipe gestures
  • 7 operating modes
    • 3 economic programs
    • 1 constant mode
    • 1 flexible boost (flexible and temporary override of economic or constant mode)
    • 1 Holiday mode
    • 1 OFF mode
  • Smart and precise adaptive function
    • Calculates when to start heating to reach desired temperature when required
    • Adapts to the environment
    • Adapts to the floor construction
    • “Window Open” function—if the room temperature drops suddenly (for example due to a window being opened for ventilation), the Senz does not increase the floor heating during that limited period of time.

The Senz thermostat comes supplied with a floor sensor and an additional white fascia (RAL9003) to make it compatible with switch gear systems.

Senz Wifi

The Senz WiFi connects to your chosen WiFi network and gives you complete control of your underfloor heating using the free app. The controller is also fully compatible with Amazon Alexa and the Google Home Assistant.
  • Change programmes and temperature via your smart-phone or tablet
  • Monitor the efficiency of the installation
  • Control up to 32 zones (rooms and/or houses)

Get the Senz Wifi App

Get the Senz app on the App Store Get the Senz app on Google Play
Mobile phone showing the Raychem Senz app

Amazon, Alexa and all related logos are trademarks of Amazon.com, Inc. or its affiliates. Google and related marks and logos are trademarks of Google LLC. Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.

Senz Accessories

R-SENZ-ACC-Metalfront

Raychem Part Number: 1244-017780

Silver coloured front and frame for the Senz thermostat.
Senz controller displaying temperature and time fitted with the optional silver frame and front.

R-SENZ-ACC-Anthracitefront

Raychem Part Number: 1244-017781

Anthracite coloured front and frame for the the Senz thermostat.
Senz controller displaying temperature and time fitted with the optional anthracite frame and front.

R-SENZ-ACC-Whitefront

Raychem Part Number: 1244-018579

White Schneider Exxact frame for the the Senz thermostat.
White plastic frame for the Senz controller with a cutout for the display.

R-SENZ-ACC-IP44Gasket

Raychem Part Number: 1244-017779

Gasket for Senz conroller to increase thermostat water proofness from standard IP21 to IP44.
Senz optional gasket to improve the water proofness of the controller.

Product Specifications

Supply voltage 230V (+10% / -15%)—50 Hz
Relay output Heating cable 230 V, Maximum 13A (max 10A of T2Red=100m)
Ingress protection IP 21 (Can be upgraded to IP44 using the accessory gasket)
Temperature range floor sensor 5°C to +40°C
Temperature range room sensor 5°C to +40°C
Limitation of range Low +5°C / High +40°C
Ambient temperature-operation 0 to 60°C
Ambient temperature-transport -20°C to +70°C
Accuracy floor sensor 0.2°C in a range 0°C to + 40°C
Accuracy room sensor 0.2°C in a range 0°C to + 40°C
Floor sensor 12kΩ @ 25°C +/- 0.75°C (no:38165)
Approvals CE, VDE

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