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TRV-603 radiator valve is a smart home device that controls valves in radiators or heating systems to achieve precise control of indoor temperature. It support Tuya App control so that users can remotely control the radiator thermostatic valve and adjust the indoor temperature through the mobile app no matter where they are.
TRV-603 thermostic radiator valve has open window detection function, this feature is an intelligent design that detects whether a window is open so that heating can be automatically stopped when the window is open to save energy and improve comfort.






App Control
TRV-603 works with Tuya app and Smart Life app, you can control it via phone anywhere and anytime.

Open window Detection
TRV-603 has a special function-open window detection, to help you save energy bill.

Weekly Programmable
The weekly programming function can set the temperature at different times.
1. Q: Can I control a Wi-Fi TRV remotely when I’m away from home?
A: Yes, remote control is a core feature. As long as the TRV is connected to Wi-Fi and your phone has internet, you can adjust temperature, set schedules, or turn heating on/off via the app from anywhere.
2. Q: Why is my Wi-Fi TRV losing connection to the network frequently?
A: Possible causes include weak Wi-Fi signal (move the router closer or use a Wi-Fi extender), incorrect network credentials, or router compatibility issues. Reset the TRV, re-enter Wi-Fi details, and ensure your router supports 2.4GHz (most Wi-Fi TRVs don’t work with 5GHz alone).
3. Q: Can Wi-Fi TRVs integrate with voice assistants like Alexa or Google Home?
A: Most modern models support voice integration. Link the TRV’s app to your voice assistant account, then use commands like “Set bedroom radiator to 22°C” to control it hands-free. Check the product specs for compatible voice platforms before purchase.
4. Q: How long is the product warranty period?
A: Our products come with a 2-year free warranty. If there is a quality issue (such as failure to turn on or unresponsive buttons) after you receive the goods, you can contact the after-sales customer service and provide the order number and photos of the problem. We will arrange for a replacement or repair.
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