Honeywell T4H110A1021 T4 7 Day Programmable Thermostat, 230 V, White

Product Information

The T4 programmable thermostat is a modern a wired 7-day Programmable Room Thermostat. It is designed to provide automatic time and temperature control of domestic systems in domestic or light commercial premises.

A room thermostat controls the heating in your home. If the room's temperature drops below your chosen temperature, the thermostat will switch on. Once the room has reached the chosen temperature, the thermostat will turn the heating off, preventing overheating and reducing energy consumption. This can help reduce your home's energy consumption. Works with the optional RedLINK® Internet Gateway, Portable Comfort Control and Wireless Outdoor Sensor

The T4R has automatic summer and winter time changes for all-year efficient control and a standby mode with frost protection for added peace of mind. It is also Suitable for Sundial S and Y Plan systems or for additional zones in an S Plan Plus system. lt;li>Away mode temperature setting with the flexibility to change the number of days</li> We are currently using Royal Mail Parcelforce and DPD as our delivery providers, all small items will be delivered by Royal Mail, these can take up to three working days to reach you. lt;li>Standby mode with frost protection for added peace of mind (optional outside sensor available)</li> Well suited to control combination boiler installations or additional zones in an S Plan Plus system

Replaces CM67 models T6667B1085 and T6667B1069, CM61 models T6661B1040 and T6661B1073, CM907 model CMT907A1041 and CM901 model CMT901A1044 lt;li>7 day, 5/2 day or single day scheduling with a choice of 4 or 6 independent temperature settings, giving customers a schedule to suit their needs</li> lt;p>The Honeywell T4 7 Day Wired Programmable Thermostat brings effortless temperature control by simplifying temperature scheduling through automation and user-friendly features. It maximises energy efficiency through automated scheduling and streamlines the installation process by offering standardised fitting, plus it works with any system and any boiler.</p>

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Honeywell T4R (Y4H910RF4003) is a wireless battery operated thermostat with optional OpenTherm control via the wireless receiver box, offering easy switch-over from an existing wireless receiver box. Designed for domestic and light commercial properties, the T4 Series of programmable thermostats simplifies temperature scheduling, offering a level of usability and automated control your customers now expect from today’s technology. With standardised fittings and wiring, the T4 Series also simplifies the installation process.