Shelly Pro Dimmer 2PM

  • €79,98
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Professional 2-channel DIN rail smart dimmer with power monitoring

  • LAN, Wi-Fi, and Bluetooth connection
  • Power metering on each channel and free storage data
  • Night mode for lower brightness during night hours
  • Automatic calibration of load
  • Dimming type trailing edge
  • Switch/button input mode
  • Use with your existing switches (one/dual button control)
  • Adjustable min/max brightness
  • Adjustable button fade rate and transition time
  • No hub required! Easy control through the Shelly Smart Control app, most platforms and protocols, as well as voice assistants. Use it with Alexa, Home Assistant, or your preferred automation platform
  • Wi-Fi Range Extender & BLE Gateway
  • Extremely fast processor for immediate reaction - ESP32
  • Supports scripting, webhooks, MQTT, WebSocket, HTTPS, UDP, TLS and custom certificates


Dimensions (LxWxH)94x19x69 mm / 3.70x0.75x2.71 in
Weight75 g / 2.7 oz
Ambient temperature-20 °C to 40 °C / -4 °F to 104 °F
Humidity30 % to 70 % RH
Max. altitude2000 m / 6562 ft
Screw terminals max torque0.4 Nm / 3.5 lbin
Conductor cross section0.5
to 2.5 mm2 / 20 to 14 AWG (green connectors)0.5 to 1.5 mm2 / 20 to 16
AWG (blue connector) (solid, strand-ed, and bootlace ferrules)
Conductor stripped length6 to 7 mm / 0.24 to 0.28 in (green connectors) 5 to 6 mm / 0.20 to 0.24 in (blue connector)
Power supply110-240 V~ 50/60 Hz
Power consumption< 2 W
External protectionmax. 10 A, tripping characteristic B or C,6 kA interrupting rating, energy limiting class 3
Dimming typeTrailing edge
Supported load types
HV LED lamps (Dimmable)200 W
Dimmable electronic transformers180 W
HV LED lamps (Non Dimmable)110 W (On/Off mode)
Incandescent Light bulbs200 W
HV halogen lamp200 W
Wound transformer200 VA
Dimmable LED and CFL - Dimmable electronic transformers
RF band2400 - 2495 MHz
Max. RF power< 20 dBm
Wi-Fi protocol802.11 b/g/n
Wi-Fi operational range (depending on local conditions)up to 50 m / 160 ft outdoors up to 30 m / 100 ft indoors
Bluetooth protocol4.2
Bluetooth operational range (depending on local conditions)up to 30 m / 100 ft outdoors up to 10 m / 33 ft indoors
Flash8 MB
Webhooks (URL actions)20 with 5 URLs per hook