The T4 is designed to provide automatic time and temperature control of domestic systems. It is compatible with 24-230V on/off appliances such as gas boilers, combi-boilers and zone valves and can be used as a temperature sensing device in an S or Y Plan system. It is well suited to control combination boiler installations or additional zones in an S Plan Plus system.
Includes a wireless EIM relay box, tablestand and wall bracket
Clear, user-friendly digital display with easily identifiable icons and backlight
7 day, 5/2 day or single day scheduling, giving users a schedule to suit their needs
Easy override functionality allows users to quickly make occasional changes – 1 hour, 2 hours or until the next set point
Automatic summer and winter time changes give users all-year efficient control
Adjustable frost protection for added peace of mind
Receiver box with Simple flip-up wiring bar in receiver box; Utilise existing wiring from a wired thermostat; Specific OpenTherm terminals
7 Day, 5/2 day or 24 h
Digital or Analogue
Wired or Wireless
Programmable Room Thermostat
Made To Order
Manufacturer Model No
Next Day Delivery
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