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DT4M White Modulating Wired Room Thermostat DT41SPMWT30

DT4M White Modulating Wired Room Thermostat DT41SPMWT30

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Main features

  • Designed to be backward and forward compatible, including OpenTherm®.
  • Can be installed standalone or part of an existing system, including conventional and combi boilers, and new heating systems.
  • Easy-to-read, energy-efficient LED-based display that turns off when the screen is not in use.
  • Wired or wireless versions to suit almost every installation.
  • Integration with smart devices such as Honeywell Home evohome and the HCC100 underfloor multi-zone controller.
  • Backlit, captive touch buttons.
  • Built in eco-mode to reduce room temperature for a set time period and help save money and the environment.
  • Built in boost mode to increase room temperature for a set time period.

Installer Benefits

  • 5-year warranty
  • Works with heating and cooling systems including heat pumps, zoning and underfloor heating and cooling. Also compatible with hybrid and green heating systems
  • Wiring plate for easy installation
  • Backwards compatible with existing Honeywell Home products such as
    BDR91A and others
  • Available in wired, wireless and OpenTherm® versions#
  • Thermostat design and function improved following installers’ feedback*

Customer Benefits

  • Coloured icons give a clear indication of thermostat’s status
  • Slim, unobtrusive design
  • Easy-to-read LED-based on/off eco display
  • Frost protection built in
  • Self-learning TPI fuzzy-logic control
  • Reduced maintenance with no batteries required on Opentherm version only


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