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Shelly Pro 4PM V1

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

Shelly Pro 4PM internal schematics

Device electrical interfaces

Inputs

  • 4 switch/button inputs on screw terminals: S1, S2, S3, S4

  • 5 powers supply inputs on screw terminals: 1 N and 4 L

Outputs

  • 4 relay outputs: O1, O2, O3, 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 (for inclusion purposes)

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:

    • Press to scroll up in the currently displayed menu

  • Middle button:

    • Press to scroll up in the currently displayed menu

  • Right button:

    • Press to wake up the Device display

    • Press and hold to get into the menu screen

    • Press to select a menu item

    • Press and hold while in a sub menu to move to the Main menu

Outputs

Color LCD display.

The LCD displays a top bar with short status information:

  • Time

  • Bluetooth connection status

    • Disabled - no icon

    • Enabled - blue icon

  • LAN status:

    • Disabled - no icon

    • Enabled, but not connected - red icon

    • Connected - green icon

  • Wi-Fi STA status:

    • Disabled - no icon

    • Enabled, but not connected - red icon

    • Connected - green icon

  • Wi-Fi AP status:

    • Disabled - no icon

    • Enabled, but not connected - red icon

    • Connected - green icon

  • Cloud status:

    • Disabled - no icon

    • Enabled, but not connected - red icon

    • Connected - green icon

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

  • Main (default) screen:

    • Output 1 on/off

    • Output 2 on/off

    • Output 3 on/off

    • Output 4 on/off

  • Network:

    • Wi-Fi AP enable/disable

    • Wi-Fi enable/disable

    • Ethernet enable/disable

    • Bluetooth enable/disable

  • Status:
    Displays complete status information

  • Maintenance

    • Wi-Fi reset

    • Factory reset

    • Reboot

Specifications

Type

Value

Physical

Size (HxWxD):

96x53x59 ±0.5 mm / 3.78x2.01x2.32 ±0.02 in

Weight:

Mounting:

DIN rail

Screw terminals max torque:

0.4 Nm / 3.5 lbin

Conductor cross section:

0.5 to 2.5 mm² / 20 to 14 AWG

Conductor stripped length:

6 to 7 mm / 0.24 to 0.28 in

Shell material:

Plastic

Color:

Black

Environmental

Ambient temperature:

-20 °C to 40 °C / -5 °F to 105 °F

Humidity

30 % to 70 % RH

Max. altitude

2000 m / 6562 ft

Electrical

Power supply voltage AC:

110 - 240 V

Power supply voltage DC:

N/A

Power consumption:

< 4 W

Neutral not needed:

No

Output circuits ratings

Max switching voltage AC:

240 V

Max switching voltage DC:

N/A

Max switching current AC:

16 A per channel, 40 A total

Max switching current DC:

N/A

Sensors, meters

Voltmeter (AC)

Yes

Ammeter (AC)

Yes

Temperature sensor:

Yes

Radio

RF band:

2400 - 2495 MHz

Max. RF power:

<20 dBm

Wi-Fi protocol:

802.11 b/g/n

Wi-Fi Range:

Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors
(Depends on local conditions)

Bluetooth Protocol:

4.2

Bluetooth Range:

Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions)

MCU

CPU:

ESP32-D0WDQ6

Flash:

8 MB

Firmware capabilities

Schedules:

20

Webhooks (URL actions):

20 with 5 URLs per hook

Scripting:

Yes

MQTT:

Yes

CoAP:

No

Basic wiring diagram

Shelly Pro 4PM basic wiring

Legend

Terminals

Cables

O1, O2, O3, O4

Load circuit output terminals

L

Live (110-240 V) cable

S1, S2, S3, S4

Switch/button input terminals

N

Neutral cable

L

Live (110-240 V) terminals

N

Neutral terminal

 

 

LAN

Local Area Network RJ 45 connector

 

 

Troubleshooting

...

Web Interface guide

Read the Shelly Pro 4PM web interface guide

Components and APIs

Printed User Guide

Printed user guide - English, Deutsch, Italiano, Español, Português, Français

Compliance

Declaration of conformity

Installation guides

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