Shelly Pro Dimmer 2PM – Professional Dual-Channel Smart Dimmer
Control and monitor two lighting circuits with the Shelly Pro Dimmer 2PM, a DIN rail–mounted smart dimmer designed for professional installations. With LAN, Wi-Fi, and Bluetooth connectivity, plus built-in power monitoring, it offers precise brightness control, advanced automation features, and easy integration into existing systems—no hub required.
Features:
- LAN, Wi-Fi & Bluetooth connectivity
- Dual-channel dimming with power metering
- Night mode for reduced brightness
- Automatic dimming calibration
- Works with existing switches (one/dual button control)
- Adjustable min/max brightness, fade rate & transition time
- Wi-Fi range extender & BLE gateway
- ESP32 processor for instant response
- Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS, KNXnet/IP
- Compatible with Alexa, Home Assistant & leading automation platforms
Ideal for offices, retail, and commercial environments where lighting control needs to be reliable, responsive, and energy-efficient.
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Quantity |
Value |
|---|---|
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Physical |
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Size (HxWxD): |
94x19x69 mm / 3.70x0.75x2.71 in |
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Weight: |
75 g / 2.7 oz |
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Screw terminals max torque: |
0.4 Nm / 3.54 lbin |
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Conductor cross section: |
0.5 to 2.5 mm² / 20 to 14 AWG (green connectors) |
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Conductor stripped length: |
6 to 7 mm / 0.24 to 0.28 in (green connectors) |
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Mounting: |
DIN rail |
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Shell material: |
Plastic |
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Shell color: |
Lime |
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Environmental |
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Ambient working temperature: |
-20 °C to 40 °C / -5 °F to 105 °F |
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Humidity: |
30 % to 70 % RH |
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Max. altitude: |
2000 m / 6562 ft |
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Electrical |
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Power supply: |
110 - 240 V~ 50/60 Hz |
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Power consumption: |
< 2 W |
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External protection: |
10 A, tripping characteristic B or C, |
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Dimming type: |
Trailing edge |
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Output circuits ratings |
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Max. output power: |
200 W per channel |
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Sensors, meters |
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Voltmeter (AC): |
Yes |
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Ammeter (AC): |
Yes |
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Power and energy meters: |
Yes |
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Internal-temperature sensor: |
Yes |
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Radio |
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Wi-Fi |
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Protocol: |
802.11 b/g/n |
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RF band: |
2401 - 2483 МHz |
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Max. RF power: |
< 20 dBm |
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Range: |
Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors |
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Bluetooth |
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Protocol: |
4.2 |
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RF band: |
2400 - 2483.5 MHz |
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Max. RF power: |
< 4 dBm |
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Range: |
Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors |
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Microcontroller unit |
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CPU: |
ESP32-D0WDQ6 |
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Flash: |
8 MB |
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Firmware capabilities |
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Schedules: |
20 |
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Webhooks (URL actions): |
20 with 5 URLs per hook |
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Scripting: |
Yes |
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MQTT: |
Yes |
