Shelly Pro 4 PM

Device identification

• Device name: Shelly Pro 4PM
• Device model: SPSW-004PE16EU
• Device SSID: ShellyPro4PM-XXXXXX

Short description

Shelly Pro 4PM is a DIN rail mountable 4-channel smart switch with power measurement capabilities. Enhanced with all the gen2 firmware flexibility and LAN connectivity, it provides professional integrators with many more options for end customer solutions. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services.

Shelly Pro 4PM can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet.

Shelly Pro 4PM has an embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.

Main applications

• Residential
• MDU (Multi Dwelling Units - apartments, condominiums, hotels, etc.)
• Light commercial (small office buildings, small retail/restaurant/gas station, etc.)
• Industrial (factories, power plants, water processing, refineries, etc.)
• Government/municipal
• University/college

Integrations

• Google
• Alexa
• Samsung SmartThings

Simplified internal schematics

Device electrical interfaces

Inputs

• 4 switch/button inputs on screw terminals: S1, S2, S3, and S4
• 5 power supply inputs on screw terminals: 1 N and 4 L

Outputs

• 4 relay outputs: O1, O2, O3, and O4

Ethernet port

• 1 RJ45 connector

⚠CAUTION! Plug in or unplug the LAN cable only when the Device is powered off! The LAN cable connector must not be metallic in the parts touched by the user to plug in or unplug the cable.

Connectivity

• Wi-Fi
• Ethernet
• Bluetooth

Safety features

• Overheating protection
• Overvoltage protection
• Overcurrent protection
• Overpower protection

Supported load types

• Resistive (incandescent bulbs, heating devices)
• Capacitive (capacitor banks, electronic equipment, motor start capacitors)
• Inductive with RC Snubber (LED light drivers, transformers, fans, refrigerators, air-conditioners)

User interface

Inputs

Three press buttons on the front plate:

• Left button:
• Middle button:
• Right button:

Outputs

Color LCD display.

The LCD displays a top bar with short status information:

• Time
• Bluetooth connection status
• LAN status:
• Wi-Fi STA status:
• Wi-Fi AP status:
• Cloud status:

The rest of the LCD is used to display the Device menu screens:

• Main (default) screen:
• Network:
• Status:
  Displays complete status information
• Maintenance