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Shelly PRO 4PM Dual Cover WiFi + Ethernet + Bluetooth - 4-gang relay with power meter for controlling 2 roller shutters

The 2023 product from Shelly is a modified version of PRO 4PM smart relay, which has a modified factory firmware supporting the smart control of 2 roller shutters, covers or shaders. (It cannot be used to control 4 seprate channels.)

The Pro series device supports Wi-Fi, Ethernet and Bluetooth, and has a built-in power meter, used for the roller shutter calibration.

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Factory SKU ID:
Supported protocols:
Bluetooth, Ethernet / LAN, Wi-Fi
in stock (30+ pcs)

4 channels DIN rail relay switch with Wi-Fi, LAN and Bluetooth connection


Professional 4 channel relay with Wi-Fi, LAN, and Bluetooth connection, with a factory modified new firmware to support control of 2 motorized roller shutters.

Just as all other Shelly Pro series devices, it is compatible with most used home automation platforms.

Shelly Pro line allows you full smart automation from the breaker box with no additional cables or wiring required. That makes it the perfect solution for new buildings and manufacturing facilities, which you can automate based on your or your business’s needs. The precise power measurement features of the PM devices will keep you informed about the electricity consumption of each connected device, making it possible to analyze the data and help you cut electricity costs.

And as all other Shelly devices, Shelly Pro Line devices can be controlled directly and without a hub through your smartphone with Shelly Cloud App. Manage and control your home or facility, set scenes, monitor power consumption data, and adjust settings wherever you are through the Cloud access, or only on the local network!


Shelly Pro 4PM features include:

  • LAN, Wi-Fi, and Bluetooth connection
  • 4 outputs, 16A each. Total device maximum of 40A
  • Firmware modified to control 2 roller shutters
  • DIN rail mountable
  • 1.8-inch color screen with navigation keys

DIN rail mountable

The Shelly Pro Line is installed inside the breaker box and it is designed to meet the global DIN rail standardization. That makes it suitable for all kinds of buildings and ensures easy installation with no additional components needed.

Temperature protection - no danger of overheating inside the breaker box

In case of unsafe temperature levels or rapid temperature increase, device switches off the outputs and sends notification. Internal temperature sensor is measuring the heat every 100 ms.




  • HTTP/HTTPS webhooks for quick connection - Enhanced with HTTP/HTTPs webhooks, Shelly Pro line can easily connect with, notify or control another compatible equipment or 3rd party automation system.
  • Smart actions that follow the sunrise/sunset - Shelly Pro line can switch on/off the power, depending on the Sunset and Sunrise hour, which makes it perfect for dynamic control of the electrical equipment depending on the season.
  • Automation with weekly scheduling - Shelly Pro line allows you to set up to 50 actions based on your daily or weekly schedule with no need for an external hub or server.
  • Scripting for custom automation - Shelly Pro line fully supports mjS scripting, allowing customers to create own features and functionalities!_x000B_Shelly Pro line devices allow multiple scripts to be executed together, depending on various triggers as input/output status, sensor data or WLAN requests.

Product type:
smart Wifi dual roller shutter control
Device power supply:
110V-240V AC
230V AC (live and neutral)
DIN rail compatible:
Embedded relay:
Dimmer feature:
Power consumption metering:
Number of gangs / circuits:
control of 2 roller shutter motors
Rated voltage (output):
110V-240V AC
Physical on/off button on device:
External switch supported:
2-way or 3-way switching:
Surge protection:
Overload protection:
Overheat protection:
Ethernet (RJ-45):
Wi-Fi standards:
802.11 b/g/n (2.4GHz)
RF transmitter / receiver:
Bluetooth pairing with phone, also Bluetooth remote controllers can be paired with it to remote control it, also Bluetooth hub features makes it possible to control other non-Bluetooth Shelly devices
Controllable from internet:
Manufacturer smartphone app:
yes, free app (Shelly Cloud) (iOS, Android)
Web admin interface:
yes, almost the same functionality as the app
Voice control:
Amazon Alexa and Google Assistant compatible
Cloud mode:
yes, Shelly devices may connect to factory cloud (optional setting)
LAN mode:
yes, works just in the local area network mode, with full functionality (adjustable)
REST API support:
MQTT support:
Supported integrations:
Amazon Echo, Google Home, HomeSeer, openHAB, Home Assistant, ioBroker, Hubitat, Hoobs, Symcan, Domoticz, nymea, SmartThings (beta), REST API
Schedulers, timers:
yes, (after synchronizing clock on the internet) limited number of timings operate in offline mode, any further timing can be run from the cloud in online mode
Notification functions:
send email, Shelly app notification
yes: on/off history in the app (the last 50 event for every Shelly account)
190 g/pcs
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Shelly PRO 4PM Dual Cover WiFi + Ethernet + Bluetooth - 4-gang relay with power meter for controlling 2 roller shutters
Shelly PRO 4PM Dual Cover WiFi + Ethernet + Bluetooth - 4-gang relay with power meter for controlling 2 roller shutters