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Shelly Pro 4PM V2

Shelly Pro 4PM V2 is a modification of Shelly Pro 4PM V1 (SPSW-004PE16EU)

Differences with Shelly Pro 4PM V1 are marked by the ≠ symbol in the text below.

Main changes: ​

  • Connectors: The four 2-terminal load connectors have been replaced by 5 individual screw terminals.
  • LAN: Improved high voltage electrical distances.

Device identification (≠) ​

  • Device name: Shelly Pro 4PM V2
  • Device model: SPSW-104PE16EU
  • Device SSID: ShellyPro4PM-XXXXXX

Short description ​

Shelly Pro 4PM is a DIN rail mountable four-channel smart switch with power measurement capabilities. Enhanced with all the gen2 firmware flexibility, LAN connectivity and color graphic display, 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.)
  • Government/municipal
  • University/college

Integrations ​

  • Google
  • Alexa
  • Samsung SmartThings

Simplified internal schematics (≠) ​

Pro 4PM V2 internal schematics

Device electrical interfaces ​

Inputs ​

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

  • Ethernet
  • Wi-Fi
  • 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:

    • Press to scroll up in the currently displayed menu

  • Middle button:

    • Press to scroll down 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.

The LCD top bar displays 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 ​

TypeValue
Physical
Size (HxWxD):96×53×59 ±0.02 mm / 3.78×2.01×2.32 ±0.02 in
Weight
MountingDIN rail
Screw terminals max torque0.4 Nm / 3.5 lbin (green connectors)
Conductor cross section0.5 to 2.5 mm² / 20 to 14 AWG (green connectors)
Conductor stripped length6 to 7 mm / 0.24 to 0.28 in (green connectors)
Shell materialPlastic
ColorBlack
Environmental
Ambient temperature-20 °C to 40 °C / -5 °F to 105 °F
Humidity30 % to 70 % RH
Max. altitude2000 m / 6562 ft
Electrical
Power supply voltage AC110 - 240 V
Power supply voltage DCN/A
Power consumption< 4 W
Neutral not neededNo
Output circuits ratings
Max switching voltage AC240 V
Max switching voltage DCN/A
Max switching current AC16 A per channel, 40 A total
Max switching current DCN/A
Sensors, meters
Voltmeter (AC)Yes
Ammeter (AC)Yes
Internal-temperature sensorYes
Radio
RF band2400 - 2495 MHz
Max. RF power<20 dBm
Wi-Fi protocol802.11 b/g/n
Wi-Fi RangeUp to 30 m / 100 ft indoors and 50 m / 160 ft outdoors
(Depends on local conditions)
Bluetooth Protocol4.2
Bluetooth RangeUp to 10 m / 33 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions)
MCU
CPUESP32-D0WDQ6
Flash8 MB
Firmware capabilities
Schedules20
Webhooks (URL actions)20 with 5 URLs per hook
ScriptingYes
MQTTYes
CoAPNo

Basic wiring diagram (≠) ​

Resistive loadInductive load and RC snubber
Resistive loadInductive load with RC snubber

Legend ​

TerminalsDescriptionWiresDescription
O1, O2, O3, O4Load circuit output terminalsLLive (110–240 V) wire
S1, S2, S3, S4Switch/button input terminalsNNeutral wire
LLive (110–240 V) terminals
NNeutral terminal
LANLocal Area Network RJ45 connector

Shelly Smart Control ​

Shelly Web user interface ​

Troubleshooting ​

...

Components and APIs ​

Printed user guide ​

Compliance ​

Installation guides ​

(No installation guides listed at this time)