Key Features:

• Wired programmable thermostat — reliable heating control for homes and light commercial
• 7-day and 5/2 scheduling — tailor heating to suit weekly routines
• Large LCD with on-screen text — clear guidance simplifies daily operation
• Automatic summer/winter time change — keeps schedules accurate year-round
• Adjustable frost protection — helps protect pipes during colder conditions
• Easy three-step installation — wire, power up, test and configure
• 1-year guarantee

What’s Included

• Honeywell Home T4 7 Day Programmable Thermostat – T4H110A1021

The Honeywell Home T4 7 Day Programmable Thermostat offers smart, simple control of your heating system. Designed for domestic and light commercial use, it provides automatic time and temperature control with minimal user input. Flexible scheduling, a clear on-screen display and intelligent optimisation help improve comfort while supporting energy efficiency. Easy to install and simple to use, the T4 is a reliable choice for homeowners and installers alike. Choose the Honeywell T4 for straightforward, efficient heating control.

Flexible 7-Day Programming

Choose between 7-day or 5/2-day schedules, with a pre-configured programme included to make setup quick and easy.

Clear On-Screen Text Display

The extra-large LCD screen displays continuous time and plain text prompts, making programming and adjustments simple for all users.

Automatic Time & Temperature Control

The Honeywell T4 provides reliable automatic control of heating times and temperatures, helping maintain consistent comfort throughout the day with minimal effort. The thermostat automatically adjusts for British Summer Time, so your heating schedule stays accurate without manual changes.

Adjustable Frost Protection

Built-in frost protection helps safeguard your heating system by maintaining a low temperature during cold conditions.

Easy Installation

With a straightforward three-step installation process, the T4 is quick to fit: wire, power up, test, and configure.

Intelligent Optimisation for Improved Efficiency

Built-in optimisation features learn how your room heats up, ensuring the desired temperature is reached at the right time while reducing energy waste and improving efficiency.

Suitable for Domestic & Light Commercial Use

Designed for versatility, the Honeywell T4 is suitable for both domestic homes and light commercial premises, making it a dependable choice for a wide range of heating applications.