Shelly BLU Gateway

Device identification

Name: ShellyBLU Gateway

Model: GWF-KZ01

Firmware model ID: SNGW-BT01

Device SSID: ShellyBluGw-XXXXXXXXXXXX

Short description

ShellyBLU Gateway is a compact Bluetooth-to-Wi-Fi bridge in a USB Type-A form factor.
It extends the functionality of Shelly BLU devices by enabling communication with Wi-Fi networks,
allowing Bluetooth sensors and buttons to be integrated into smart home or business automation systems.
Designed for simplicity and reliability, it can be easily plugged into any USB power source and
configured via the Shelly Smart Control app or local web interface.

Main applications

• Residential
• MDU (apartments, condominiums, hotels)
• Light commercial (offices, retail, restaurants, gas stations)
• Government / municipal buildings
• University / college campuses

Device electrical interfaces

USB Type-A Plug

Connectivity

Wi-Fi

Bluetooth

User interface

Inputs:

One (Reset) button

• Hold 5 seconds → Enable access point and Bluetooth connection

• Hold 10 seconds → Factory reset the device

Outputs:

LED indication

• Blue → AP mode active

• Red → STA mode active, not connected to Wi-Fi

• Yellow → STA mode active, connected to Wi-Fi (Cloud disabled)

• Green → STA mode active, connected to Wi-Fi and Shelly Cloud

• Flashing Red/Blue → OTA update in progress

Physical

Size (HxWxD): 45×20×8 mm / 1.77×0.79×0.21 in

Weight: 5 g / 0.18 oz

Material: Plastic

Color: White

Environmental

Ambient temperature: −20 °C to 40 °C (−5 °F to 105 °F)

Humidity: 30–70% RH

Electrical

Power supply: 5 VDC (from USB Type-A port)

Power consumption: < 1 W

Radio

RF band: 2400–2495 MHz

Max RF power: < 20 dBm

Wi-Fi protocol: 802.11 b/g/n

Wi-Fi range: Up to 30 m / 100 ft indoors; 50 m / 160 ft outdoors (depends on conditions)

Bluetooth protocol: 4.2

Bluetooth range: Up to 20 m / 66 ft indoors; 30 m / 100 ft outdoors (depends on conditions)

MCU

CPU: ESP32

Flash: 4 MB

Firmware capabilities

Scripting: Yes

MQTT: Yes

CoAP: No