Shelly 1L

£12.49 £14.99 Save £2.50 Excl. VAT £10.41

In stock

Single wire WiFi-operated relay

Convert any existing wall switch into a smart switch without changing the wiring or running new cables with Shelly 1L. The first device in the world that is able to automate even the appliances wired with no neutral present. Thanks to its small size and wide range of voltage support, it's a real innovation!

  • No Neutral Required

    Power and control your light, fan, or other appliances with only a live wire, no neutral required to be connected to the device.

  • Overheating Protection

    If the Shelly 1L reached high temperatures, it will switch OFF the output to protect itself and your home appliances.

  • MQTT Enabled

    Easily integrate Shelly 1L to your existing home server using the MQTT or CoAP protocol.s

  • Rest API

    Use the REST API to connect Shelly 1L to your existing home automation system.

  • Highly Compatible

    Compatible with Android, iOS, Amazon Alexa and Google Assistant. Control your appliance with your voice.

  • Sunrise/Sunset Schedules

    Shelly 1L can automatically follow the sunrise and sunset and control your lighting accordingly.



  • Power supply 110-230V ±10%, 50/60Hz AC
  • Maximum load 4.1A (5A for short operation)
  • Minimum Load • no neutral, with bypass - none
    • no neutral, without bypass - 20W resistive load
    • with neutral - none
  • Electrical consumption < 1 W


  • Device temperature protection Yes
  • Operational temperature 0°C to + 40°C
  • Complies with EU standards • RE Directive 2014/53/EU
    • LVD 2014/35/EU
    • EMC 2004/108/WE
    • RoHS2 2011/65/UE
  • Supported load types (with and without neutral) • Capacative (motor starting capacitors, generators, synchronous motors)
    • Inductive (led lights, transformers, fans, motors)
    • Resistive (lights, electric heaters)
  • Supported light types • Dimmable LEDs
    • Non Dimmable LEDs
    • Fluorescent lamps
    • Fluorescent tubes
    • Halogen lamps
    • Incandescent lamps
    • Neon lamps
  • Channels 1


  • Radio signal power 1 mW
  • Wireless/WiFi Protocol 802.11 b/g/n (2.4 GHz)
  • Frequency 2400 - 2484 MHz
  • Operational range (depending on local construction) • up to 50 m outdoors
    • up to 30 m indoors


  • (H x W x L) 42 x 36 x 14 mm

How it works?

Download the Shelly Cloud application on your smartphone or tablet
Connect to your Wi-Fi router
Place the device wherever you wish


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20% OFF!!
Get 20% off your entire order in honour of our new website!
*Minimum spend £100. Valid until July 16.
20% OFF!!
Get 20% off your entire order in honour of our new website!
*Minimum spend £100. Valid until July 16.