SONOFF ZigBee TRVZB Smart Thermostatic Heads - Radiator Valves with App Control - 4-Pack

SONOFF ZigBee TRVZB Smart Thermostatic Radiator Valve - 4-Pack, App Control, Heating Schedules & Open-Window Detection

Upgrade your home heating with the SONOFF ZigBee TRVZB thermostatic head 4-pack. Designed for smart room-by-room temperature control, these intelligent radiator valves make it easy to manage heating schedules, reduce unnecessary energy use and improve comfort in every part of your home. With app control, automatic and manual modes, open-window detection, freeze protection and smart home integration, the SONOFF TRVZB gives you more control over how and when each room is heated. Use it in the living room, bedroom, children s room, hallway or home office to create a heating setup that matches your daily routine. The TRVZB works with compatible SONOFF Zigbee gateways, Zigbee2MQTT and Home Assistant, making it a practical choice for both simple smart home setups and advanced automation systems.

Key features
- 4-pack of smart thermostatic radiator heads for multi-room heating control
- Zigbee connectivity for integration with compatible smart home systems
- App control for checking temperature, heating status and battery level
- Weekly heating schedules help automate temperature settings for each room
- Open-window detection helps reduce wasted heating during ventilation
- Freeze protection helps protect the heating system in low temperatures
- Manual and automatic modes for flexible everyday use
- Parental lock helps prevent accidental changes to settings
- Temperature calibration helps improve room temperature accuracy
- Group control allows multiple radiator valves to be managed together
- Compatible with smart scenes using sensors and other connected devices
- Operation history helps analyse heating behaviour over time

Specifications
- Brand: SONOFF
- Model: TRVZB
- Product type: smart thermostatic radiator valve
- Quantity: 4 thermostatic heads
- Connectivity: Zigbee
- Control options: app, smart home system, central control panel
- Operating modes: automatic and manual
- Schedule support: weekly heating schedules
- Open-window detection: yes
- Freeze protection: yes
- Parental lock: yes
- Temperature calibration: yes
- Group control: yes
- Operation history: hourly, daily and monthly temperature data
- Compatible SONOFF gateways: ZBBridge-P, ZBBridge-U, NSPanel Pro, iHost
- Platform support: Zigbee2MQTT and Home Assistant via Zigbee2MQTT
- Recommended use: radiator temperature control in individual rooms
- Input voltage - 100-240 V~, 50/60 Hz, 10 A max.
- Output voltage - 100-240 V~, 50/60 Hz, 10 A max.
- Maximum power - 2400 W
- Wi-Fi connectivity - IEEE 802.11 b/g/n 2.4 GHz
- Operating temperature - -10 C to 40 C
- Operating humidity - 5-95% RH, non-condensing
- Housing material - PC V0
- Dimensions - 39.5 33 16.8 mm

Ideal examples of usage
- Set a comfortable temperature in the living room before evening relaxation
- Lower the bedroom temperature during the day to avoid unnecessary heating
- Warm up the home office automatically before your working hours start
- Reduce heating in guest rooms or unused spaces
- Use open-window detection while ventilating rooms in colder weather
- Group several valves and switch them to frost protection mode at once
- Connect with temperature and humidity sensors for more accurate automation
- Manage heating remotely when travelling, working late or away from home

Why this product is perfect to buy
The SONOFF ZigBee TRVZB 4-Pack is perfect for anyone who wants better heating comfort and smarter energy management. Instead of relying on one central thermostat for the whole home, you can control each radiator individually and set different temperatures for different rooms. This makes the set especially useful for homes, apartments, home offices and families with varied heating needs. With schedules, automation scenes, group control and Home Assistant support, the SONOFF TRVZB gives you a flexible and future-ready way to manage heating more efficiently.

Interesting facts about smart thermostatic radiator valves
- Smart thermostatic radiator valves help control heating room by room instead of heating the whole home equally
- Heating schedules can improve comfort by warming rooms only when they are actually in use
- Open-window detection helps avoid energy waste when fresh air causes a sudden temperature drop
- Temperature calibration can improve accuracy when the radiator is located in a place where heat builds up quickly
- Zigbee devices are popular in smart homes because they communicate through compatible hubs and can support automation scenes
- Operation history can help users understand heating patterns and adjust schedules more effectively

Package contents
- SONOFF ZigBee TRVZB thermostatic head x4
- English user manual

Packing: Euroblister