The product's shade and actual color may differ from what is shown in the picture, as the images are for illustrative purposes. The product description is general and may not include all the product's features.
Home Shelly Relay "Pro 4PM" WLAN & LAN Switch Actuator Max. 40A Mes
1679615 Shelly4ProPM
3800235268049
2026-07-27
Shelly Pro 4PM is a 1-phase Wi-Fi relay equipped with energy consumption measurement, which supports a maximum load of 40 A (16 A / channel). The relay is installed directly on the DIN rail and you can use it to control e.g. lights, home electrical appliances, irrigation system, swimming pool system and heaters. Shelly Pro 4PM works either locally on a Wi-Fi network or it can be connected to a cloud service. By connecting the Shelly Pro 4PM to the internet via Wi-Fi, it enables the device to be controlled from anywhere. Through the built-in web interface, you can monitor and manage the device and adjust its settings.
Note, the installation may only be performed by an authorized electrician.
Features:
- LAN, Wi-Fi and Bluetooth connections
- No need for a separate central unit
- 1.8" color display with navigation buttons
- Installation on a DIN rail
- Fire protection frame (V-0) with internal overheating protection
- Amazon Alexa, Google Assistant support
- Shelly Cloud App - Android and iOS support
- Smartthings support
Technical features:
- Model: Shelly Pro 4PM (V2 Version)
- Rated voltage: AC: 110-240 V 50/60 Hz
- Maximum load: 40 A (16 A / channel)
- Power consumption: < 4 W
- Number of channels: 4
- Operating temperature: -20ºC ... +40ºC
- Power consumption measurement: yes
- Overheat protection: yes
- Overload protection: yes
- Works without a neutral wire: no
- MQTT and WSS support
- Bluetooth: yes
- Wireless standard: Wifi 802.11b/g/n, 2.4 GHz
- Wi-Fi operating frequency: 2412 - 2484 MHz
- Wi-Fi transmission power: 13.83 dBm
- Wi-Fi radio signal strength: 1 mW
- Wi-Fi range: 50 m outdoors, 30 m indoors
- Material: plastic
- Dimensions: 90 x 52 x 57 mm