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Shelly Dimmer 2

No neutral wire required. 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 appliances and lighting without a neutral wire at the switch. Thanks to its small size and wide range of voltage support, it’s a real innovation home automation control.


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SKU: shelly-dimmer-2 Category: Tag:

The Shelly Dimmer 2 was designed to be able to cover all possible electrical installations all over the world. Shelly Dimmer 2 can be used in houses where the neutral line is not easily accessible and provide a full set of dimming functionalities.

Follow the sun

Automatically follow the sunrise and sunset, and control your lighting accordingly. Shelly Dimmer 2 will gradually amplify lights in the morning and decrease them as night time gets closer. No more blinding lights during dark hours.

Use with any bulb you want

Shelly Dimmer 2 can be used with a variety of different light bulbs. From halogen and incandescent lights to dimmable LED and resistive – inductive load ferromagnetic transformers.

Small size full of functionality

Intelligently designed to fit in most standard electrical boxes and switches. Shelly Dimmer 2 is as big as two small cookies stacked together and offering an array of dimming functionalities.

Light that suits your mood

Depending on your activities and the time of day, you need different types of light and luminosity. With Shelly Dimmer 2, you can adjust the brightness according to your preference and set an appropriate lighting level best for reading, watching TV, having dinner etc.

Overheating and overconsumption protection

Shelly Dimmer 2 has an internal sensor for overheating protection. If the PCB temperature reaches dangerous levels, the device will turn off. It will also turn off the whole circuit immediately if it detects power consumption greater than the defined setting.

Specification: Shelly Dimmer 2

Special Functions
Power meter

Power monitoring

Dry contacts


Overheat protection


Overload protection


Roller shutter mode


Maximum load


Power supply

AC 110-230V

Automation platform

Amazon Alexa, Google Home, Home Assistant, Samsung SmartThings



Available at

Amazon, Smartguys

Required additional hub


IOT platform

Shelly cloud

Mobile apps

Shelly cloud


Neutral Optional

Product Type

Smart Dimmer

Voice Assistant

Amazon Alexa, Google Assistant


App dimmable

Videos: Shelly Dimmer 2

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