Honeywell Home T4 Wired Adjustable Programmable Thermostat T4H110A1021

Product Features

• Continuous time, displayed in extra-large LCD
• Automatic Summer/Winter time change
• 7-day programming with 7 day; 5/2 or single day schedules
• Four or six independent time & temperature settings (default is 4)
• Pre-configured 5/2 heating schedule
• Battery powered (with low-power indicator)
• Easy change battery compartment
• Burner 'ON' symbol
• Optional backlight with extended light on time period
• New improved wall plate with extra wiring space
• Clip on cover to the fixed wall plate
• On screen heat demand icon makes start up testing easy
• Simple push button access to configuration menus
• Adjustable Frost protection
• Away mode with specific temperature set (number of days changeable)
• Temporary schedule override until next set point or for 1 or 2 hours
• Schedule can be turned off - will operate as a variable setting thermostat only
• Compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves
• The T4 can be used as a temperature sensing device in an S or Y Plan system
• Well suited to control combination boiler installations or additional zones in an S Plan Plus system
• Optimum stop, start & delayed start features that learn how the room is heated
• Two wire, volt free connections are ideal for use with combination boilers
• Supplied with a 1 year guarantee from the manufacturer

Our deliveries typically take 1-2 working days for all orders.

We do not currently ship boilers or boiler packs but are looking to offer this in the coming weeks!

We do not currently ship to the Channel Islands.