Shelly 2L Gen3
£37.79
A two-channel, no-neutral smart switch for retrofitting into lighting circuits, requiring the included Shelly Bypass only on the first output. It combines Wi-Fi and Bluetooth connectivity, is Matter-ready, and switches up to 200W on output O1 and 700W on output O2.
- Two independent channels, unlike the single-channel 1L Gen3
- Switches up to 200W on O1 and 700W on O2
- Bypass required only on the O1 output
- Matter-ready design for future smart home connectivity
Buy the Shelly 2L Gen3 online in the UK from ShellyUK — genuine Shelly stock with fast UK delivery.
Transform your home lighting with the Shelly 2L Gen3, a cutting-edge smart switch designed for seamless control without the need for a neutral wire. This compact device, complete with a Shelly Bypass for 1L/2L, allows you to effortlessly manage your lights remotely, set schedules, and save energy. Whether you’re at home or away, the Shelly 2L Gen3 ensures you'll never leave lights on by mistake, offering convenience and peace of mind.
Featuring both WiFi and Bluetooth connectivity, the Shelly 2L Gen3 integrates seamlessly into your existing smart home ecosystem. It supports a wide range of protocols, including MQTTS, HTTPS, and WebSocket, and is compatible with voice assistants like Alexa and Google Assistant. With its Matter-ready design, future updates promise even more connectivity options.
The Shelly 2L Gen3 is perfect for retrofitting, requiring only a live wire to power and control your lights. Its compact design allows it to fit easily into standard electrical wall boxes or behind switches, making it a discreet addition to any home. The device also includes an internal temperature sensor for overheating protection and supports over-the-air firmware updates for enhanced functionality and security.
Experience the future of home automation with the Shelly 2L Gen3, where smart lighting meets simplicity and efficiency.
Two independent channels, unlike the single-channel 1L Gen3
Switches up to 200W on O1 and 700W on O2

Bypass required only on the O1 output
Matter-ready design for future smart home connectivity
Where you'd use it
Two-gang switch consolidation
Replace a two-gang light switch with a single Shelly 2L Gen3 to independently control two separate lighting circuits from one no-neutral device.
Heavier load on the second channel
Put a bank of downlights on the 700W-rated O2 channel while a smaller fitting runs on O1, covering two different load sizes from one unit.
Two-way landing control
Control upstairs and downstairs landing lights as two separate groups from a single retrofitted device instead of two separate switches.
Specification
Connectivity
- HTTP/HTTPS webhooks
- Yes
- WiFi protocol
- 802.11 b/g/n
- Wi-Fi Radio frequency
- 2401 - 2495 МHz
- WiFi Range (depending on local construction) • up to
- 50m outdoors • up to 30m indoors
- Bluetooth protocol
- 4.2
- Bluetooth range • up to
- 30m/100ft outdoors • up to 10m/33ft indoors
Protection & Safety
- Device temperature protection
- Yes
- Overload protection
- No
Physical & Build
- Power supply
- AC 220-240V~ 50Hz (Shelly Bypass is required on O1, and is included with the device)
- Neutral not needed Yes (Shelly Bypass is required for the load connected to O1)
- (H x W x L)
- 37 x 42 x 16 ±0.5 mm 1.46 x 1.65 x 0.63 ±0.02 in
Environmental
- Operational temperature
- -20°C to 40°C / -5°F to 105°F
- Humidity
- 30% to 70% RH
Power & Electrical
- Max switching voltage
- 240V~ 50Hz
- Power consumption < 1.2W
- Channels
- 1
Smart Features
- Custom scripts (mJs)
- Yes
Other
- Max switching power
- • 200W on O1 • 700W on O2






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