TotalHome CMS921 Wireless 7-Day Programmable Thermostat TTHWFP replaces CM927, CM727, CM921, and

The TotalHome Wireless 7-Day Programmable Thermostat (TTHWFP) is an excellent choice for upgrading your heating control system, offering modern features, ease of use, and compatibility with existing Honeywell equipment. This thermostat is specifically designed as a direct replacement for the Honeywell models CM927, CMS927, CM727, and CM921, making it a convenient option for those looking to improve their current setup.

Key Features

• Seamless Compatibility: The TTHWFP binds effortlessly to your existing Honeywell BDR91 relay, allowing for quick integration with your home heating system. If you already have a BDR91 relay, there’s no need to replace it, though a spare relay box is included.
• User-Friendly Display: The thermostat features a large, easy-to-read display and a simple interface, ensuring that installation and daily use are straightforward for all users.
• Programmable Settings: Customize your heating with 4-time schedules per day, allowing you to set the temperature based on your personal schedule and preferences, ensuring comfort and energy efficiency.
• Energy Efficiency: This model is designed to help you save on heating costs by optimizing your system’s operation and maintaining your desired temperature settings.
• Service Reminder: A built-in service reminder feature ensures that maintenance and care of your heating system are never overlooked.
• Regulation Compliance: It meets Boiler Plus regulations, making it suitable for modern homes with high-efficiency heating systems.

Specifications

• 7-day programmable with 4 time periods per day
• Wireless operation with included relay box
• Large digital display
• Powered by 2 x AA batteries (included)
• Compatible with existing Honeywell BDR91 relay

Applications

Ideal for central heating control in UK homes, replacing older Honeywell wireless thermostats while maintaining compatibility with existing relay boxes.

What’s in the box

• Wireless programmable thermostat
• Wireless relay box (spare)
• Table stand
• 2 x AA batteries
• Wall mount kit
• Comprehensive setup instructions