Shelly 2.5 Wi-Fi Double Relay and Motor Controller



Control a wide range of motorised blinds, shutters or awnings from anywhere with the World’s smallest WiFi-operated double relay switch with roller shutter functionality. Or add smart on /off control to 2 separate electrical circuits.


Now smaller and more powerful.

20% more powerful. 30% smaller. 50% increased rnage.

Shelly 2.5
Shelly Wi-Fi

No HUB required – Connect Shelly 2.5 directly to your Wi-Fi router.

Shelly - Control remotely
Control remotely

Control lighting and appliances at home, no matter where you are in the World.

Shelly 1 - Highly compatible​
Highly compatible
Control with your voice. Compatible with Amazon Alexa and Google Assistant.
Wide range of voltage support

Shelly 2.5 supports low voltage 24-60V DC as well 240V AC on/off control..

Sunrise/Sunset schedules

Shelly 2.5 can automatically follow the sunrise and sunset and control your lighting accordingly.

Custom schedules
Choose a time and set your lighting to turn on/off precisely when you want it to.
Shelly 1PM - Overheat Protetion
Overheating protection
Internal temperature sensor for overheating protection with automatic cut-off.
Shelly 1PM - Power Monitoring
Dual power metering
Precise monitoring and measurment of your appliances or lighitng power consumption.


Intelligently designed to fit in small spaces and behind wall switches. Shelly 2.5 is smaller than two cookies stacked together.

2 x appliance control.

Shelly 2.5 provides independent control of two seperate devices and appliances (up to 10A for each relay channel) – it also supports low voltage 24~60VDC and 240V AC. 

2 x lighting control.

Control 2 seperate sets of lights and maintain manual control from 2 separate wall-switches (on the same wall-switch plate).

Shelly 1 - Lighting

Blinds and awnings.

Instantly add smart control and intelligent automation to any 240V “dumb” blind motors and awnings.

Power monitoring.

Know your spend – Shelly 2.5 will precisely monitor and measure the connected loads power consumption.

Overload protection.

If Shelly 2.5 detects the internal temperature or attached power consumption is too high – it will turn off automatically.

App Control.

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.
Shelly 1 - App Control

Voice control.

Shelly devices are fully compatible with Amazon Alexa and Google Home.
“Hey Google, turn on the loungeroom light.”
“Alexa, turn off the theater projector.”

Flexible control.

Shelly Wi-Fi devices can work without a hub… but they are also compatible with…

Full control.

Shelly is an open platform. With the embedded web server and HTTP commands, Shelly can be made compatible with your home automation systems and projects… securely and easily.

Shelly - Developers

The finer details


Power supply AC: 110-230V ±10%, 50/60Hz
Power supply DC: 24 – 60V
Maximum load: 10A per channel
Device power consumption: < 1 W

Special functions

Dry contacts: No
Roller shutter mode: Yes
Device temperature protection: Yes
Overload protection: Yes
Power measurement: Yes
Working without a neutral wire: No


Control channels: 2 independant on/off relay channel
Operational temperature: 0°C to + 40°C
Intelligent On/Off: Yes
Local and smart control: Yes
Sunrise/Sunset timer: Yes
Built-in weekly scheduler: Yes


Wi-Fi protocol: 802.11 b/g/n
Radio frequency: 2400 – 2500 MHz
Radio signal power: 1mW
Wireless range: up to 50 m outdoors and up to 30 m indoors (depending on the building materials)


Size: 39mm x 36mm x 17mm

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