Device identification
Device name: Shelly 1 Mini Gen4
Device model: S4SW-001X8EU
Device SSID: Shelly1MiniG4-XXXXXXXXXXXX
BLE model ID: 0x1030
Short description
Shelly 1 Mini Gen4 is a small form factor smart switch with potential-free contacts, which allows remote control of electric appliances through a mobile phone, tablet, PC, or home automation system. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. The device is an improved version of Shelly 1 Mini Gen3 with a more advanced processor and Zigbee connectivity.
Shelly 1 Mini Gen4 can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet.
It can be retrofitted into standard electrical wall boxes, behind power sockets and light switches or other places with limited space.
Shelly 1 Mini Gen4 has embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.
The device has multi-protocol wireless MCU which provide Zigbee and Bluetooth connectivity ensuring a secure connection.
This device is compatible with Matter.
Main features
Wi-Fi Connectivity: The device can connect to your home Wi-Fi network, allowing you to remotely monitor humidity and temperature data through a smartphone app or other compatible devices.
Integration with Smart Home Platforms: You can integrate the Shelly 1 Mini Gen4 with popular smart home platforms, including Google, Alexa, and Samsung SmartThings. This enables voice control and automation capabilities through these platforms.
Bluetooth Connectivity: Bluetooth and BLE gateway are available for inclusion purposes, which may be useful during the setup process.
User-Friendly Interface: The device provides a user-friendly interface with a reset button for manual interactions.
Improved Processor: Upgraded with an improved processor and Zigbee connectivity for enhanced performance.
Zigbee Connectivity: Zigbee is available for inclusion purposes, which may be useful during the setup process.
Wireless Connectivity: The device supports Wi-Fi (802.11 b/g/n/ax), Bluetooth 5.0 and Zigbee protocols with specified indoor and outdoor range capabilities.
Dry Contact: Allows switching on and off of lower voltage devices.
BLE Gateway: Bridge between your Shelly BLU devices and the wider Shelly ecosystem. It receives Bluetooth signals and sends them to the cloud or locally to another non-bluetooth device.
Zigbee Range extender for IoT devices: A Zigbee extender is employed to expand the reach of your Zigbee network by receiving your Zigbee signal, enhancing its strength, and then transmitting the enhanced signal over a wider area.
WiFi Range extender for IoT devices: A WiFi extender is employed to expand the reach of your WiFi network by receiving your current WiFi signal, enhancing its strength, and then transmitting the enhanced signal over a wider area.
Scripting: https://shelly-api-docs.shelly.cloud/gen2/Scripts/ShellyScriptLanguageFeatures/
Wide range of integrations: The device can be integrated with 3rd party home systems, documented HTTP API, MQTT(s), Web Hooks over HTTP and HTTPS, UDP
Schedules: Allows scheduling of complex operations to be executed in predefined time window. Users can specify time windows based on date, time of day, weekdays, hours, minutes and seconds.
Virtual Components: https://shelly-api-docs.shelly.cloud/gen2/DynamicComponents/Virtual/
KNX net/IP support: https://shelly-api-docs.shelly.cloud/gen2/Integrations/KNX/
Use cases
Remote Appliance Control: Turn on or off electric appliances remotely using your mobile phone, tablet, PC, or home automation system.
Internet-Connected Convenience: Access аnd control devices from anywhere with internet connectivity, as long as the Shelly 1 Mini Gen4 is connected to a Wi-Fi router.
Space-Efficient Retrofitting: Retrofit the smart switch into standard electrical wall boxes, behind power sockets, light switches, or other locations with limited space.
Home Automation: Shelly 1 Mini Gen4 enables automatic control of power appliances for more relaxing and enjoyable experience.
Integrations
Amazon Alexa supported capabilities
Yes
Google Smart Home supported traits
Yes
Samsung SmartThings supported capabilities
Yes
Simplified internal schematics
Device electrical interfaces
Inputs
1 switch/button input on screw terminal
1 potential-free contacts relay input on screw terminal
2 power supply inputs on screw terminals: N and L
Outputs
1 potential-free contacts relay output on screw terminal
Connectivity
Wi-Fi
Bluetooth
Zigbee
Safety functions
Overheating protection
Supported load types
Resistive (incandescent bulbs, heating devices)
Capacitive (capacitor banks, electronic equipment, motor start capacitors)
Inductive (LED light drivers, transformers, fans, refrigerators, air-conditioners))
User interface
Inputs
One (Control) 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.
Press 5 consecutive times to switch the Device from Matter firmware (default) to Zigbee.
Press 3 consecutive times to put the Device in Zigbee inclusion mode. The Device stays in this mode for 2 minutes and you can find it in the Home Automation platform through the Zigbee Hub.
Outputs
LED (monocolor) indication
AP (Access Point) enabled and Wi-Fi disabled:
1 secondON/ 1 secondOFFWi-Fi enabled, but not connected to a Wi-Fi network:
1 secondON/ 3 secondsOFFConnected to a Wi-Fi network:
ConstantlyONCloud is enabled, but not connected:
1 secondON/5 secondsOFFConnected to Shelly Cloud:
ConstantlyONOTA (Over the Air Update):
½ secON/ ½ secondOFFButton pressed and held for 5 seconds:
½ secondON/ ½ secondOFFButton presses and held for 10 seconds:
¼ secondON/ ¼ secondOFF
The list above starts with the initial device status and the lowest priority. Every next state cancels the previous one.
Specifications
Quantity | Value |
|---|---|
Physical | |
Size (HxWxD): | 29x34x16 ±0.5 mm / 1.34x1.11x0.63 ±0.02 inch |
Weight: | 19 ±1 g / 0.65 ±0.04 oz |
Screw terminals max torque: | 0.4 Nm / 3.5 lbin |
Conductor cross section: | 0.2 to 2.5 mm² / 24 to 14 AWG (solid, stranded, and bootlace ferrules) |
Conductor stripped length: | 6 to 7 mm / 0.24 to 0.28 in |
Mounting: | Wall box |
Shell material: | Plastic |
Shell color: | Blue, C-95%; M-53%; Y-0%; K-0% |
Connectors color: | Grey (Mouse Grey) |
Environmental | |
Ambient working 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: | 110 - 240 V~ |
Relay: | Dry, NO contact, 1-pole, µ contact |
Power consumption: | < 1.2 W |
External protection: | Tripping characteristic B or C, |
Output circuits ratings | |
Max. switching voltage: |
|
Max. switching current: |
|
Max. output power: |
|
Voltage protection / Cutoff: | No |
Current protection / Cutoff: | No |
Max power protection / Cutoff: | No |
Sensors, meters | |
Internal-temperature sensor: | Yes |
Radio | |
Wi-Fi | |
Protocol: | 802.11 b/g/n/ax |
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: | 5.0 |
RF band: | 2402 - 2480 MHz |
Max. RF power: | < 4 dBm |
Range: | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors |
Zigbee | |
Protocol: | 802.15.4 |
RF bands: | 2400 to 2483.5 MHz |
Max. RF power: | < 20 dBm |
Range: | Up to 100 m / 328 ft indoors and 300 meters / 984 ft outdoors |
Microcontroller unit | |
CPU: | ESP-Shelly-C68F |
Flash: | 8 MB |
Firmware capabilities | |
Schedules: | 20 |
Webhooks (URL actions): | 20 with 5 URLs per hook |
Scripting: | Yes |
MQTT: | Yes |
Basic wiring diagrams
Legend
Terminals | Wires | ||
|---|---|---|---|
SW | Switch (controlling O) input terminal | L | Live (110 - 240 V~) wire |
O | Load circuit output terminal | N | Neutral wire |
I | Load circuit input terminal | ||
L | Live (110-240 V) terminal | ||
N | Neutral terminal | ||
Shelly Smart Control
Shelly Web user interface
Components and APIs
Compliance
Shelly 1 Mini Gen4 multilingual EU declaration of conformity 2025-07-25.pdf
Shelly 1 Mini Gen4 UK PSTI ACT Statement of compliance.pdf
Printed user guide
Shelly 1 Mini Gen4 multilingual printed user and safety guide.pdf
