Shelly Plus 1 UL


UL-certified WiFi-operated smart relay, 1 channel 15A with dry contacts

Control a wide range of home appliances and office equipment (lights, power lines, security systems, heaters, radiators, sockets, LED strips, etc.) from anywhere.

  1. Dry contacts
  2. Extremely fast processor – ESP32, Improved API interface
  3. Enhanced safety
  4. Enhanced security – MQTT and WSS support, TLS and custom certificates support
  5. Designed to fit in most standard electrical boxes and switches
  6. Easy control through the Shelly app, various protocols, and platforms, as well as voice assistants

Availability: In stock

SKU: Shelly-Plus-1-1-UL Categories: ,

Even better home automation experience and enhanced lighting control!
Automatization of the lights, garage door, irrigation system, bathroom fan, any old electrical appliances… you name it! Shelly Plus 1 has numerous applications providing enhanced smart home control. Small enough to fit behind every wall switch or wall socket, Shelly Plus 1 is retrofit and can be installed in less than 10 minutes.


  • Wi-Fi Operated – Connect Shelly Plus 1 to your Wi-Fi network. No HUB required!
  • Bluetooth – Add devices quickly and easily via Bluetooth connection, using Shelly Cloud App.
  • Dry contacts – Use it to control a wide range of devices and appliances.
  • Low and high voltage support – Use a wide range of output voltage levels. Supports low voltages.
  • Smart schedules – Set custom schedules based on your daily agenda or follow the sunrise/sunset and control your lighting accordingly.
  • Smart scenes – Set custom scenes by combining Shelly Plus 1 with your other Shelly devices.
Weight 1 lbs
Dimensions 4 × 4 × 2 in


Power supply AC 110-230V ±10%, 50/60Hz
Maximum load 15A
Power supply DC 24 – 48 / 12V stabilized
Channels 1 Channel
Dry contacts Yes
Roller shutter mode No
Device temperature protection Yes
Overload protection No
Power measurement No
Working without a neutral line No
HTTP/HTTPS webhooks Yes
Custom scripts (mJs) Yes
Operational temperature -20°C to + 40 °C
Device power consumption < 1 W
Local and remote control Yes
Sunrise/Sunset Yes
Weekly Schedule Yes
UL Listed option Yes
Wireless Yes
Wi-Fi Protocol 802.11 b/g/n
Wi-Fi Range up to 50 m outdoors and up to 30 m indoors (depending on the building materials)
Bluetooth Yes
Size 42 x 38 x 17mm

Use Cases

Automate the lights and make them follow your schedule
Make any light switch smart with Shelly Plus 1 and control them through your phone or with voice assistant. Use Shelly App to set automated scenes based on hour or sunset/sunrise. This way you can set the lights on the porch to switch on around the time you come home from work, or the lights in your hallway to switch off once it is past your family’s bed hour. And don’t worry – light switches can still be used manually to suit the needs of everyone in your home.

Set smart scenes and be prepared for anything
Reveal the full potential of Shelly Plus 1 by combining it with other devices from your home network! Set Shelly Plus 1 to activate custom scenes based on hour, light, or various occurrences.

Easily control the garage door at home no matter where you are!
Easily automate your garage door and control it no matter where you are! Shelly Plus 1 has operational voltages of 12V DC and 24-48V DC, which makes it perfect for garage door control.

Automate your irrigation system based on the weather
Having a beautiful garden is not an easy task, especially when you have tons of other responsibilities during the day. Thanks to scripting functionalities and Shelly Plus 1 you can automate your irrigation system to follow the weather conditions and water your garden only when it is sunny, skipping the rainy days.

Make any old electrical appliance smart
No need to run additional cables, do unnecessary and expensive renovations, or invest in smart appliances. You can now automate and control remotely every electrical appliance – even the old fan, room heater, pool system, door lock or doorbell– with just a click or a shout.


Full compatibility
Shelly devices are compatible with Alexa, Google Home, Android and iOS. With the voice assistant, you can command Shelly Plug Play Product with your voice without having a smartphone around.

Shelly Smart Control
Shelly Smart Control is here! One app to control your spaces, energy, consumption, and expenses!
Customize your dashboards, get detailed consumption reports, and stay on top of your electricity bills.


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