Key Features

• Slim, contemporary design
• White finish
• Large LED display
• Easy-to-use wake up button
• Frost protection setting at off position prevents pipes from freezing
• Eco Offset allows a timed offset temperature for Eco mode when cooling and heating
• Wireless connectivity
• Flip-up wiring platform for easy wiring
• Thermostat and receiver box
• Backwards compatible with existing Honeywell Home RF products
• Compatible with hybrid and greener energy systems
• Compatible with 24-230V on/off appliances such as combi boilers, gas boilers, and heat pumps
• Works with energy-efficient solutions like zoning and underfloor heating and cooling devices
• Works with zone valve applications (does not work with 240V electric heating)
• Receiver box with clear LED indication and override button       

Honeywell DT4R Wireless Room Thermostat - YT42WRFT20 Overview

The Honeywell DT4 wireless room thermostat features a slim, contemporary design in an attractive white finish.

With its easy-to-operate wake-up button and large, clear LED display, it offers simple functionality for controlling the temperature of your home. An integral frost protection setting at the off position maintains a temperature of at least 5°C, preventing pipes from freezing.

Simple Installation

Designed with installers in mind, the DT4R thermostat is backwards compatible with existing Honeywell Home RF products and features a flip-up wiring platform to make wiring easy. It’s compatible with 24–230 V on/off appliances such as combi boilers, gas boilers, and heat pumps and works with hybrid and greener systems alike.