10 Best Replacing an Old Honeywell Thermostat in the UK 2025

Updated on 21/07/2025
#1
6% Off
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  • User-friendly touch-screen interface for easy temperature control and scheduling.
  • Remote access via the Honeywell Home app for managing heating and schedules.
  • Utilizes smartphone location features to adjust temperature based on home occupancy.
  • Flexible scheduling options including daily, weekly, and multiple time settings.
  • Compatible with Apple HomeKit for control through Apple devices.
  • Works with Google Home and IFTTT for enhanced automation.
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  • User-friendly touch-screen interface for easy temperature control and scheduling.
  • Remote access via the Honeywell Home app for managing heating and schedules.
  • Utilizes smartphone location features to adjust temperature based on home occupancy.
  • Flexible scheduling options including daily, weekly, and multiple time settings.
  • Compatible with Apple HomeKit for control through Apple devices.
  • Works with Google Home and IFTTT for enhanced automation.
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#2
Value for Money
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  • Supported by Honeywell (Resideo)
  • Compatible replacement for various Honeywell models
  • Pre-bound for wireless setup; includes QR code for video instructions
  • Replaces older versions of Honeywell wireless thermostats
  • Built-in memory saves programming after battery removal
  • 7-day programmable; compliant with Boiler Plus regulations
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  • Supported by Honeywell (Resideo)
  • Compatible replacement for various Honeywell models
  • Pre-bound for wireless setup; includes QR code for video instructions
  • Replaces older versions of Honeywell wireless thermostats
  • Built-in memory saves programming after battery removal
  • 7-day programmable; compliant with Boiler Plus regulations
#3
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  • Wireless functionality for convenient use
  • Schedule options for daily, weekly, or 5+2 programming
  • Compatibility with various boiler systems
  • Includes a fail-safe mode for added safety
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  • Wireless functionality for convenient use
  • Schedule options for daily, weekly, or 5+2 programming
  • Compatibility with various boiler systems
  • Includes a fail-safe mode for added safety
#4
3% Off
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  • Battery-operated thermostat with programmable scheduling for 7 days and 6 periods daily, compatible with a wide range of heating systems including gas, oil, and heat pumps
  • Sleek design featuring a backlit display for visibility in any lighting, along with user-friendly navigation and adaptive button functions for ease of use
  • Includes timed override for 1-hour target temperature, holiday mode for energy-saving during extended periods, and a lock feature to prevent unauthorized changes
  • Wall-mounted option suitable for both new and replacement setups, powered by 2 AA batteries (included) with an estimated 2-year life and easy installation
  • Supports 7-day or 5+2 heating schedules, with factory settings and 6 customizable temperature set points for personalized comfort
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  • Battery-operated thermostat with programmable scheduling for 7 days and 6 periods daily, compatible with a wide range of heating systems including gas, oil, and heat pumps
  • Sleek design featuring a backlit display for visibility in any lighting, along with user-friendly navigation and adaptive button functions for ease of use
  • Includes timed override for 1-hour target temperature, holiday mode for energy-saving during extended periods, and a lock feature to prevent unauthorized changes
  • Wall-mounted option suitable for both new and replacement setups, powered by 2 AA batteries (included) with an estimated 2-year life and easy installation
  • Supports 7-day or 5+2 heating schedules, with factory settings and 6 customizable temperature set points for personalized comfort
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#5
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  • Frost protection features to prevent pipe freezing
  • Easy-to-read display for convenient temperature monitoring
  • Programmable settings for customized heating schedules
  • Battery backup to maintain settings during power outages
  • Compatible with various heating systems
  • User-friendly installation process
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  • Frost protection features to prevent pipe freezing
  • Easy-to-read display for convenient temperature monitoring
  • Programmable settings for customized heating schedules
  • Battery backup to maintain settings during power outages
  • Compatible with various heating systems
  • User-friendly installation process
#6
13% Off
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  • Slim, modern design with user-friendly functionality in wired and wireless options.
  • Compatible with hybrid and green heating systems for standalone wall mounting.
  • Intuitive digital controls with touch buttons and energy-efficient dimmable LED display.
  • Supports heating and cooling systems, including heat pumps and underfloor heating.
  • Includes adjustable settings, built-in frost protection, and self-learning control features.
  • Easy installation process with manuals and QR codes for video assistance.
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  • Slim, modern design with user-friendly functionality in wired and wireless options.
  • Compatible with hybrid and green heating systems for standalone wall mounting.
  • Intuitive digital controls with touch buttons and energy-efficient dimmable LED display.
  • Supports heating and cooling systems, including heat pumps and underfloor heating.
  • Includes adjustable settings, built-in frost protection, and self-learning control features.
  • Easy installation process with manuals and QR codes for video assistance.
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#7
25% Off
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  • Compatible replacement for Honeywell CM907, CM901, CM707, and CM701 thermostats
  • Hardwired to the boiler with a dual AA battery power backup
  • Manufactured by Honeywell (Resideo) with a dedicated technical support line
  • Utilizes Honeywell ABC wiring terminal labeling for straightforward installation
  • Features a 7-day programmable schedule with 4 time settings per day and intelligent heating control, compliant with Boiler Plus and current Part L building regulations
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  • Compatible replacement for Honeywell CM907, CM901, CM707, and CM701 thermostats
  • Hardwired to the boiler with a dual AA battery power backup
  • Manufactured by Honeywell (Resideo) with a dedicated technical support line
  • Utilizes Honeywell ABC wiring terminal labeling for straightforward installation
  • Features a 7-day programmable schedule with 4 time settings per day and intelligent heating control, compliant with Boiler Plus and current Part L building regulations
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#8
4% Off
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  • Digital programmable thermostat for hydronic heating, compatible with gas, oil, and electric systems (On/Off relay 230V 5(2)A)
  • High-precision TPI control minimizes temperature fluctuations for enhanced comfort
  • Operating modes include automatic, manual, and holiday (frost protection); standby switch available
  • Pre-programmed energy-saving schedule with adjustable settings for weekdays (4) and weekends (2), plus early start function for optimal temperature
  • Pump protection activates every 24 hours for one minute to prevent seizure; LCD displays room temperature in 0.1 °C increments
  • Easy two-wire installation with optional remote input for temperature mode change
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  • Digital programmable thermostat for hydronic heating, compatible with gas, oil, and electric systems (On/Off relay 230V 5(2)A)
  • High-precision TPI control minimizes temperature fluctuations for enhanced comfort
  • Operating modes include automatic, manual, and holiday (frost protection); standby switch available
  • Pre-programmed energy-saving schedule with adjustable settings for weekdays (4) and weekends (2), plus early start function for optimal temperature
  • Pump protection activates every 24 hours for one minute to prevent seizure; LCD displays room temperature in 0.1 °C increments
  • Easy two-wire installation with optional remote input for temperature mode change
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#9
3% Off
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  • Snap action SPDT micro switch for versatile control
  • Easily accessible wiring terminals for simple installation
  • Tamperproof design with secure temperature settings
  • Includes an optional manual setting knob for additional control
  • Double insulated for enhanced safety during operation
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  • Snap action SPDT micro switch for versatile control
  • Easily accessible wiring terminals for simple installation
  • Tamperproof design with secure temperature settings
  • Includes an optional manual setting knob for additional control
  • Double insulated for enhanced safety during operation
#10
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  • 5-2 day or weekly programming with an LCD screen
  • Large backlit display shows both room and set point temperatures
  • Smart response learning adjusts to heating/cooling cycles for optimal comfort
  • Automatically switches between heating and cooling modes
  • Reminders for air filter changes and low batteries; features temporary and permanent hold settings; real-time clock adjusts for daylight saving time; program memory retained during power outages; supports 12 or 24-hour time display
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  • 5-2 day or weekly programming with an LCD screen
  • Large backlit display shows both room and set point temperatures
  • Smart response learning adjusts to heating/cooling cycles for optimal comfort
  • Automatically switches between heating and cooling modes
  • Reminders for air filter changes and low batteries; features temporary and permanent hold settings; real-time clock adjusts for daylight saving time; program memory retained during power outages; supports 12 or 24-hour time display
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