Shelly Plus Plug UK
Device Identification
- Device name: Shelly Plus Plug UK
- Device model: SNPL-00112UK
- Device SSID: ShellyPlusPlugUK-XXXXXX
Short Description
The Shelly Plus Plug UK is a smart plug/outlet with power monitoring and overheating protection, enabling remote control of electrical appliances via smartphone, tablet, PC, or home automation systems. It operates either standalone within a local Wi-Fi network or through cloud-based home automation services.
The device can be accessed, configured, and monitored remotely from any location with internet connectivity, provided it is connected to a Wi-Fi router and the internet.
It features an embedded web interface for real-time monitoring, control, and configuration of settings.
Main Applications
- Residential
- MDU (Multi Dwelling Units – apartments, condominiums, hotels, etc.)
- Light Commercial (small offices, retail stores, restaurants, gas stations, etc.)
- Government / Municipal
- University / College
Integrations
- Google Assistant
- Samsung SmartThings
- Amazon Alexa
Simplified Internal Schematics
Device Electrical Interfaces
Input
- 1 × BS 1363 (Type-G) plug
Output
- 1 × BS 1363 (Type-G) socket
Connectivity
- Wi-Fi (802.11 b/g/n)
- Bluetooth 4.2
Safety Features
- Overheating protection
- Overvoltage protection
- Overcurrent protection
- Overpower protection
Supported Load Types
- Resistive (incandescent bulbs, heating devices)
- Capacitive (capacitor banks, electronic equipment, motor start capacitors)
- Inductive (LED drivers, transformers, fans, refrigerators, air conditioners)
User Interface
Inputs
- One push button:
- Press and hold for 2 seconds: Check device status.
- Press and hold for 5 seconds: Reboot (available up to 60 seconds after power-up).
- Press and hold for 10 seconds: Factory reset (available up to 60 seconds after power-up).
Outputs
- LED indication:
- First power-up: Blue light flashing — indicates AP mode.
- After successful Wi-Fi connection:
- Red light flashing — reconnecting to Wi-Fi.
- Constant red light — unable to reconnect to Wi-Fi.
- Output ON:
- Power consumption represented by smooth color change (default):
- Green at 0% of set power limit
- Yellow at 50% of set power limit
- Red at 100% of set power limit
- Custom color (default: green, brightness: 100%)
- Off
- Power consumption represented by smooth color change (default):
- Output OFF:
- Off (default)
- Custom color (default: red, brightness: 100%)
- OTA update in progress: Red light flashing
Specifications
| Category | Type | Value |
|---|---|---|
| Physical | Size (HxWxD) | 60 × 60 × 56 ±0.5 mm / 2.36 × 2.36 × 2.20 ±0.02 in |
| Weight | 74 ±1 g / 2.6 ±0.04 oz | |
| Compatible sockets | BS 1363 (Type-G) | |
| Compatible plugs | BS 1363 (Type-G) | |
| Shell material | Plastic | |
| Color | White | |
| Environmental | Ambient 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 voltage AC | 230 V ±10%, 50/60 Hz |
| Power supply voltage DC | N/A | |
| Power consumption | <1 W | |
| Output circuits ratings | Max switching voltage AC | 260 V |
| Max switching voltage DC | N/A | |
| Max switching current AC | 13 A | |
| Max switching current DC | N/A | |
| Sensors, meters | Internal temperature sensor | Yes |
| Voltmeter | Yes | |
| Ammeter | Yes | |
| Power and energy meters | Yes | |
| 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 (indoor), up to 50 m / 160 ft (outdoor) (Depends on local conditions) | |
| Bluetooth protocol | 4.2 | |
| Bluetooth range | Up to 10 m / 33 ft (indoor), up to 30 m / 100 ft (outdoor) (Depends on local conditions) | |
| MCU | CPU | ESP32-U4WDH |
| Flash | 4 MB | |
| Firmware capabilities | Webhooks (URL actions) | 20 hooks, up to 5 URLs per hook |
| Scripting | Yes | |
| MQTT | Yes | |
| CoAP | No |
Troubleshooting
...
Components and APIs
Compliance
- Shelly Plus Plug UK multilingual EU declaration of conformity 2025-07-22.pdf
- Shelly Plus Plug UK UK PSTI ACT Statement of compliance.pdf
Compliance archive:
Printed User Guide
Shelly Plus Plug UK multilingual printed user and safety guide.pdf