Description
The Shelly Dimmer 0/1-10V PM Gen3 is a specialized smart controller designed for professional and commercial lighting systems.
While the standard Shelly Dimmer Gen3 (the one you’d use for typical home LED bulbs) dims by physically cutting the power to the bulb, this 0/1-10V version sends a low-voltage control signal to a separate “driver” or “ballast” (like the ones found in high-end office panels, warehouse lights, or specialized LED strips).
The Core Difference: Signal vs. Power
In a 0-10V system, the light isn’t dimmed by the wall switch itself. Instead:
- The Control Signal: The Shelly sends a low-voltage DC signal (between 0V and 10V) to the light’s driver.
- The Result: 10V tells the driver to output 100% brightness; 1V tells it to output 10%; and 0V usually tells it to turn off (or go to minimum).
- The “PM” Part: Unlike many 0-10V controllers, this device includes an integrated relay with power monitoring. It can physically cut the 230V mains power to the driver to ensure a “true off” and measure exactly how many Watts the entire lighting fixture is consuming.
Key Features of Gen3
As part of the Gen3 lineup, it includes all the modern Shelly “smarts”:
- Matter-Ready: Designed to be updated to the Matter standard for native support in Apple Home, Google Home, and Alexa.
- New Shelly Chip: Features 8MB of memory and the faster ESP-Shelly-C38F processor for smooth local scripting and instant responses.
- Wi-Fi 6 & Bluetooth: Supports the latest Wi-Fi standards and acts as a Bluetooth Gateway for Shelly BLU sensors (like motion or door sensors).
- Virtual Components: Allows you to map the dimmer’s sliders to control other devices in your home that aren’t even physically connected to it.
Technical Specifications
| Feature | Specification |
| Control Signal | 0-10V or 1-10V DC (Current sourcing) |
| Mains Relay | 1 Channel, up to 13A switching |
| Power Monitoring | Yes (Voltage, Current, Watts) |
| Input Power | 110-240V AC |
| Safety | Overpower, Overvoltage, and Overheating protection |
| Inputs | 2 Switch/Button inputs (S1 and S2) |
Best Use Cases
This is generally not for standard “screw-in” light bulbs. You want this if you are:
- Commercial Retrofitting: Modernizing office lighting that already uses 0-10V ballasts.
- High-End LED Strips: Controlling large-scale LED strip installations that use 0-10V dimmable drivers (like MeanWell PWM series).
- Industrial Controls: Beyond lights, 0-10V is a standard for controlling variable speed motors, ventilation fans, and HVAC valves.
Summary: Which Dimmer do you need?
- Standard Dimmable LED Bulbs: Use the Shelly Dimmer Gen3.
- Professional Drivers/Office Panels/Industrial Valves: Use the Shelly Dimmer 0/1-10V PM Gen3.
Note: Whilst the Shelly configuration is mostly DIY, any electrical work must be done by a registered electrical contractor and we recommend Straton Electrical.







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