Create the perfect home atmosphere that suits your mood

Shelly Dimmer 2

Control remotely

Control the lighting at home, no matter where you are. No more lights left on and coming home in darkness.

Highly compatible

Compatible with Android, iOS, Amazon Alexa and Google Assistant.


No HUB required – Connect Shelly Dimmer 2 directly to your Wi-Fi at home.

Wide range of voltage support

Shelly Dimmer 2 can be used with a variety of light bulbs

Sunrise/Sunset schedules

Automatically follow the sunrise and sunset and control your lighting accordingly.

Weekly schedules

Choose a time and set your hidden lighting to turn ON/OFF or dim.

ON/OFF and dimming function

Turn ON/OFF or use the dimming function to set your lights to your preference.

Overheating protection

Special internal temperature sensor for overheating protection.

Why Shelly Dimmer2

Dimming without a neutral line.
We developed Shelly Dimmer 2 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 missing 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 during dark hours.

Use with any bulb you want

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

Small size full of functionalities

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 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 & overconsumption protection

Shelly Dimmer 2 has an internal sensor for overheating protection. If the PCB temperature goes above a dangerous level, the device will turn off. It will also turn off the whole circuit immediately if it detects consumption higher than the defined over-power setting.

Lighting control

Install Shelly Dimmer, and control any lights at home easily via your smartphone or with your voice. When you are reading your favorite book in the evening, picking a stronger light will ease your eyes. Also, dimming the lights during movie night has never been easier!


One application countless possibilities

With the best cloud service in the world, user-friendly interface, scenes, bulk control, and much more, the Shelly Cloud application allows you to control your home from anywhere. Each Shelly can be integrated and works with all other Shelly devices in the Shelly app.

Full Compatibility

Shelly devices are compatible with Alexa, Google Home, Android, and iOS. With the voice assistants, you can command Shelly with your voice without having a smartphone around.

“Ok Google, set the Lamp to 25 percent brightness”

“Alexa, turn on Dimmer”

“Ok Google, set the Lamp to 25 percent brightness”


For Developers

Shelly Dimmer 2 comes with a programming/debug header which can be used to flash alternative firmware on the device. It has an ESP8266 inside, with 4MB flash chip. A USB-to-UART adapter is needed as well as a reliable 3.3V with at least 350 mA drive capability.

Device pinout ›

Visit our REST API for developers ›