Shelly Europe

Shelly i4 Gen3

Shelly i4 Gen3 - Main image
Shelly i4 Gen3Shelly i4 Gen3Shelly i4 Gen3
$8 $16 In stock

Category: Smart Switches and Dimmers

Wi-Fi-operated 4-digital input controller

With the ability to manage 4 digital inputs, Shelly i4 Gen3 enables you to manually activate or deactivate any created scene, synchronize actions, or execute complex trigger scenarios. Activate different devices and control the lights, shut the blinds, and activate scenes instantly from one location. Compact enough to fit behind most wall switches, Shelly i4 Gen3 is retrofit and takes less than 10 minutes to install under any regular 4-button switch.

*Shelly Plus i4 is an input reader device (it does not contain relay)

Customer Reviews (4.4 / 5 · 5 reviews)

Henry V. ★★★★★

Four inputs means I can trigger multiple scenes from one wall switch without opening the app every time. The Wi-Fi response is nearly instant when I tap through, and the compact case fit neatly behind my existing switch plate. Exactly what I needed for automating my home office lighting without extr

Aurora ★★★★★

The setup was surprisingly quick for four separate buttons, and now I’ve got my whole morning routine on one tap. Each input triggers its own scene flawlessly, which is way better than juggling three apps on my phone. The response feels instant, and it’s become the unsung hero of my smart home.

Avery ★★★★★

Four separate inputs in one tiny module is exactly what I needed for my home automation scenes, and each one responds instantly when I trigger it from the app. Setup took about ten minutes and the Wi-Fi connection has been rock solid since day one.

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