Shelly - Dimmer Gen4 | Smart Dimming Controller | Alexa, Google Home, Smart Things | UL-Certified - Green
About this product
Smart dimming controller with new Shelly chip and multiprotocol support. Fits behind switches, enables full smart control without changing setup (Shelly Bypass for Dimmer is required when the device is used without neutral and the load is under 20 W). Shelly Dimmer Gen4 is a single-channel smart dimming controller which allows remote control of dimmable lights and dimming drivers through a mobile phone, tablet, PC, or home automation system. It supports Wi-Fi, Bluetooth and Zigbee connectivity. The device can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. It can be accessed, controlled, and monitored remotely from any place where the User has internet connectivity, as long as it is connected to the Internet. Shelly Dimmer Gen4 has an embedded Web Interface which can be used to monitor and control the Device, as well as adjust its settings. The Device can be used as trailing edge dimmer switch, with or without neutral wire. Matter compatible.
Smart dimming controller, UL-Certified
Compact smart dimmer designed for advanced automation and easy installation. It fits tight spaces, supports Wi-Fi, Bluetooth, Zigbee, and Matter, and features upgraded connectors for faster wiring. With night mode and precise brightness control, it delivers reliable performance in any environment.
Set the perfect brightness
Control your lights with precision to match any mood or moment. Shelly Dimmer Gen4 lets you fine-tune brightness levels, set min/max output, and adjust fade rate and transition time. From a cozy evening glow to full brightness for focus, enjoy smooth, responsive dimming tailored to your needs.
Automated brightness scheduling
Let your lights follow your day. Shelly Dimmer Gen4 lets you schedule automatic brightness changes based on time or activity, from morning routines to evening wind-downs. You can also sync lighting with sunrise and sunset, so it adapts naturally without manual control.
Versatile compatibility
Integrates with your existing smart home ecosystem, including Alexa, Smart Things and Apple Home Assistant via Matter
Enhance atmosphere in hospitality spaces
Set the right mood for every moment. Shelly Dimmer Gen4 helps create inviting lighting scenes for restaurants, bars, hotels, and lounges, bright and lively by day, soft and relaxing at night. With smooth dimming, scheduling, and scene control, you can deliver a consistent, comfortable experience that reflects your brand and keeps guests coming back.
- Switch Wiring Configuration1-wayIndoor or Outdoor UseIndoorLocator LightYesWorks WithAmazon Alexa, SmartThings, Google Home, Apple HomeInstallation TypeRetrofit
Reviews
Rating 5 out of 5 stars with 3 reviews
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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Smart dimming controller with new Shelly chip and multiprotocol support. Fits behind switches, enables full smart control without changing setup (Shelly Bypass for Dimmer is required when the device is used without neutral and the load is under 20 W). Shelly Dimmer Gen4 is a single-channel smart dimming controller which allows remote control of dimmable lights and dimming drivers through a mobile phone, tablet, PC, or home automation system. It supports Wi-Fi, Bluetooth and Zigbee connectivity. The device can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. It can be accessed, controlled, and monitored remotely from any place where the User has internet connectivity, as long as it is connected to the Internet. Shelly Dimmer Gen4 has an embedded Web Interface which can be used to monitor and control the Device, as well as adjust its settings. The Device can be used as trailing edge dimmer switch, with or without neutral wire. Matter compatible.

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| Pros for Shelly - Dimmer Gen4 | Smart Dimming Controller | Alexa, Google Home, Smart Things | UL-Certified - Green | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | There were no pros for this product— | Dimming Control, Ease of Use, Button Functionality, Appearance |
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