Shelly TRV Smart Thermostatic Valve
Replace your old thermostatic valve with Shelly TRV in less than 5 minutes on any number of radiators in your home and control them no matter where you are. Shelly TRV features a rechargeable battery with up to 2 years of battery life (depending on usage and network quality).

Device Identification
- Device name: Shelly TRV
- Device SSID:
shellytrv-XXXXXX
Short Description
Shelly TRV is a smart thermostatic valve with a rechargeable battery that enables remote control of radiators via smartphone, tablet, PC, or home automation systems. It operates both locally over Wi-Fi and through cloud-based home automation services.
You can access, control, and monitor Shelly TRV remotely from anywhere with internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet.
The device includes an embedded web interface for monitoring, controlling, and adjusting settings.
Main Applications
- Residential
- MDU (Multi Dwelling Units – apartments, condominiums, hotels, etc.)
- Light commercial (small office buildings, retail, restaurants, gas stations, etc.)
- Government / Municipal
- University / College
Integrations
- Google Home
- Samsung SmartThings
- Amazon Alexa
Inputs
- USB Type-C charging port
Connectivity
- Wi-Fi (802.11 b/g/n)
User Interface
Inputs
Reset Button
- Press and hold for 5 seconds: Enable device access point connection
- Press and hold for 10 seconds: Factory reset
Up and Down Buttons
Change temperature:
- Press briefly to view measured temperature for 3 seconds
- Press and hold for 3 seconds to see current temperature
- Use Up/Down buttons to set target temperature (5°C to 30°C)
Check status:
- Press and hold both buttons for 5 seconds
- Use either button to scroll through parameters: Mode, Battery level, Status
Outputs
- Two-digit seven-segment LED display
Supported Valves
Without Adapter
- M30 x 1.5
With Supplied Adapter
- Danfoss: RA, RAV, RAVL
- Caleffi
- Giacomini
- M28 x 1.5:
- Sam
- Slovarm
- Comap
- Markardys
- TA
- Herz
- MMA
- Remagg
- Pont à Mousson
With Third-Party Adapter
- Gampper (27 mm thread, inner thread M22)
- Glacomini
- Ista
- Meges (M38 x 1.5)
- Ondal (M38 x 1.5)
- Oventrop (M30 x 1.0 with 4 prongs)
- Rossweiner (M33 x 2.0)
- Vallant (30.5 mm)
Specifications
| Type | Value |
|---|---|
| Physical | |
| Size (HxWxD) | 94 × 62 × 53 mm / 3.7 × 2.44 × 2.08 in |
| Weight | 240 g / 1.35 oz |
| Mounting | Radiator valve |
| Mounting ring | M30 × 1.5 |
| Shell material | Plastic |
| Color | White |
| Environmental | |
| Ambient temperature | -20 °C to 40 °C / -5 °F to 105 °F |
| Humidity | 30 % to 70 % RH |
| Electrical | |
| Power supply (Battery) | Li-ion 3.7 V / 6500 mAh |
| Estimated battery life | Up to 2 years (depends on conditions) |
| Power supply (USB) | Type-C (adapter and cable not included) |
| Radio | |
| RF band | 2401 – 2495 MHz |
| Max. RF power | < 20 dBm |
| Wi-Fi protocol | 802.11 b/g/n |
| Wi-Fi range | Up to 30 m indoors / 50 m outdoors (Depends on local conditions) |
| MCU | |
| CPU | SiLabs WGM160P |
| Flash | 6 MB |
| Firmware Capabilities | |
| Schedules | 5 profiles |
| Webhooks (URL actions) | 6 hooks, up to 5 URLs per hook |
| Scripting | No |
| MQTT | Yes |
| CoAP | Yes |
| Sensors | |
| Internal temperature sensor | Yes |
Troubleshooting
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Web Interface Guide
👉 Read the Shelly TRV Web Interface Guide
Components and APIs
Printed User Guide
📄 Multilanguage User Guide (English, Deutsch, Italiano, Español, Português, Français)
Compliance
📜 Shelly TRV Multilingual EU Declaration of Conformity