Device identification
Device name: Shelly BLU Gateway Gen3
Device model: S3GW-1DBT001
Device SSID: ShellyBluGwG3-XXXXXXXXXXXX
Device Bluetooth ID: 0x1817
Short description
Shelly BLU Gateway Gen3 is a smart BLE to Wi-Fi gateway in a USB dongle. It is used to monitor and control all Shely BLE devices, including BLU TRV. It features Virtual and BT Home components, along with an external button for easier pairing.
Main features
Controlling Blu TRV devices
Pairing easily with Bluetooth devices
Use cases
Monitor, Automate and control Blu TRV devices through WiFi
Use scripting to automate/customize Blu TRV behavior
Pair up to 5 TRVs (BLU sensors are not limited at the moment)
Main applications
Pair with Shelly Blu devices to control them over WiFi/remotely
Main gateway for Blu TRV
Connectivity
Wi-Fi
Bluetooth
User interface
Inputs
Reset button
Press and hold for 5 seconds to enable Device access point and Bluetooth connection.
Press and hold for 10 seconds to factory reset the Device.
Pairing button
Press briefly to put the Device in pairing mode.
Outputs
LED indication
Blue light is on if in AP mode.
Red light is on if in STA mode and not connected to a Wi-Fi network.
Yellow light is on if in STA mode and connected to a Wi-Fi network but not connected to Shelly Cloud or Shelly Cloud disabled.
Green light is on if in STA mode and connected to a Wi-Fi network and to the Shelly Cloud.
Red/Blue light flashes alternately if OTA update is in progress.
Purple light flashes for 30 seconds if the Device is in pairing mode.
Green light flashes rapidly for 3 seconds if pairing is successful.
Purple light flashes rapidly for 3 seconds if pairing is not successful.
Specifications
Quantity | Value |
|---|---|
Physical | |
Size (HxWxD): | 60x27x11 mm / 2.36x1.06x0.43 in |
Weight: | 10 g / 0.35 oz |
Shell material: | Plastic |
Shell color: | White |
Environmental | |
Ambient working temperature: | -20 °C to 40 °C / -5 °F to 105 °F |
Storage temperature: | -20 °C to 40 °C / -5 °F to 105 °F |
Humidity: | 30 % to 70 % RH |
Max. altitude: | 2000 m / 6562 ft |
Electrical | |
Power supply: | 5 V⎓ (from USB Type-A port) |
Power consumption: | < 1 W (up to 5 W peak) |
Sensors, meters | |
Internal-temperature sensor: | No |
Radio | |
Wi-Fi | |
Protocol: | 802.11 b/g/n |
RF band: | 2412 - 2472 МHz |
Max. RF power: | < 20 dBm |
Range: | Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors |
Bluetooth | |
Protocol: | BLE 4.2 |
RF band: | 2402 - 2480 MHz |
Max. RF power: | < 10 dBm |
Range: | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors |
Microcontroller unit | |
CPU: | Shelly ESP32 C3 |
Flash: | 8 MB |
Firmware capabilities | |
Schedules: | 20 |
Webhooks (URL actions): | 20 with 5 URLs per hook |
Scripting: | Yes |
MQTT: | Yes |
Encryption: | Yes |
Supported devices that can be paired with this gateway: |
|
Shelly Smart Control
Shelly Web user interface
Components and APIs
This device
Compliance and certification
Shelly Blu Gateway Gen3 multilingual EU declaration of conformity 2025-07-22.pdf
Shelly BLU Gateway Gen3 UK PSTI ACT Statement of compliance.pdf
Printed user guide
Shelly BLU gateway Gen3 multilingual printed user and safety guide.pdf
