SONOFF TRVZB Zigbee Thermostatic Radiator Valve – Smart Heating Control via eWeLink App, Voice & Zigbee 3.0

Take full control of your home's heating with the SONOFF TRVZB Zigbee Thermostatic Radiator Valve, designed to bring smart, efficient, and remote heating management to your fingertips. Supporting Zigbee 3.0, this smart TRV works seamlessly with SONOFF NSPanel Pro, ZB Bridge Pro, ZBDongle-E, and other compatible Zigbee hubs.

Whether you're at home or away, you can adjust the radiator temperature remotely through the eWeLink app, using voice commands via Alexa or Google Home, or create automated schedules to keep your home warm only when needed. Plus, features like open window detection, frost protection, and child lock ensure safety, comfort, and energy savings.

Key Features & Benefits:

✅ Smart Remote Control & Scheduling:
Use the eWeLink App to remotely turn on/off your radiators, adjust the temperature, or create custom heating schedules from anywhere.

✅ Zigbee 3.0 Compatibility:
Fully compatible with Zigbee 3.0 hubs, such as SONOFF NSPanel Pro, ZBDongle-E, ZB Bridge Pro, and more (excluding the older SONOFF ZBBridge).

✅ Voice Control via Alexa & Google Home:
Just say: “Alexa, set the living room radiator to 22°C” – and it’s done, hands-free.

✅ Open Window Detection:
Automatically shuts off the radiator when an open window is detected, avoiding unnecessary heating and energy waste.

✅ Smart Scenes & Automation:
Pair with SONOFF temperature & humidity sensors like SNZB-02P to create personalized scenes. For example, when room temperature drops below 18°C, automatically activate heating.

✅ Multi-Room & Group Control:
Individually adjust each room’s temperature or control all radiators with a single tap via group control.

✅ Child Lock & Frost Protection:

• Child lock: Prevents tampering by kids

• Frost protection: Keeps pipes from freezing and bursting in cold conditions

✅ 6-Month Historical Data Access:
Track temperature and heating trends with up to 6 months of cloud-based data history, accessible in the app.

✅ Broad Compatibility with Heating Systems:
Fits M30 x 1.5mm radiator valves, with included adapters compatible with most standard radiator brands.

✅ Supports Home Assistant:
Add to Home Assistant using ZHA or Zigbee2MQTT for full local integration.

Technical Specifications:

• Model: SONOFF TRVZB

• Communication: Zigbee 3.0

• Temperature Range: 4°C – 35°C

• Power Input: 3 × 1.5V AA batteries (not included)

• Battery Type: LR6 Alkaline AA

• Threaded Connection: M30 x 1.5mm

• Wireless Protocol: IEEE 802.15.4 Zigbee

• Product Dimensions: 59.4 × 59.4 × 95 mm

• Net Weight: 154g

• Material: PC (fire-retardant)

• Color: White

• Certifications: CE, FCC

What’s in the Package?
📦 1 x SONOFF TRVZB Zigbee Thermostatic Radiator Valve
📦 1 x Set of Valve Adapters
📦 1 x User Manual