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Shelly Pro EM-50
Shelly Pro EM-50 - Image 2
Shelly Pro EM-50 - Image 3

Shelly Smart Home

SKU: FG3800235268148

Shelly Pro EM-50

57.120 JOD

5 Years Manufacturer Warranty

Wi-Fi Energy Meter with Contactor Control

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  • Wi-Fi Energy Meter with Contactor Control

Reference

Technical specifications

Every value below is sourced from the manufacturer datasheet. Engineering-first hardware, documented down to the last gram.

01

Physical

  • Size (HxWxD)
    94x19x69 ±0.5 mm / 3.70×0.75×2.71 ±0.02 in
  • Weight
    63 ±1 g / 2.22 ±0.05 oz
  • Mounting
    DIN rail
  • Screw terminals max torque
    0.4 Nm / 4.43 lbin
  • Conductor cross section
    0.5 to 2.5 mm² / 20 to 14 AWG (solid, stranded and bootlace lugs)
  • Conductor stripped length
    6 to 7 mm / 0.24 to 0.28 in
  • Shell material
    Plastic
  • Color
    White
02

Environmental

  • Ambient temperature
    -20 °C to 40 °C / -5 °F to 105 °F
  • Humidity
    30 % to 70 % RH
  • Max. altitude
    2000 m / 6562 ft
03

Electrical

  • Power supply voltage AC
    110 – 240 V, 50/60 Hz
  • Power supply voltage DC
    N/A
  • Power consumption
    < 3 W
04

Output circuits ratings

  • Max switching voltage AC
    240 V
  • Max switching voltage DC
    N/A
  • Max switching current
    2 A
05

Sensors, meters

  • Internal-temperature sensor
    Yes
  • Voltmeter (RMS)
    100 – 260 V
  • Voltmeters accuracy
    ±1 %
  • Ammeters (RMS via CT)
    0 – 50 A
  • Ammeters accuracy
    ±1 % (5 – 50 A), ±2 % (0 – 5 A)
  • Power and energy meters
    Active and apparent power

  • Active and apparent energy

  • Power factor
  • No load threshold
    30 VA per phase
  • Measurement data storage
    At least 60 days of 1 min data resolution
  • Data export
    CSV for PQ recorded values

  • JSON format export through RPC
06

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)
07

MCU

  • CPU
    ESP32-D0WDQ6
  • Flash
    16 MB
08

Firmware capabilities

  • Webhooks (URL actions)
    20 with 5 URLs per hook
  • Scripting
    Yes
  • MQTT
    Yes
  • CoAP
    No

Works with

Plays well with the platforms you already use.

Connect over Wi-Fi, Bluetooth, or Matter and control from any of the major ecosystems.

  • Amazon Alexa Voice
  • Google Home Voice
  • Apple Home iOS / iPadOS
  • Matter Standard
  • Home Assistant Open source
  • SmartThings Samsung

Real scenarios

See Shelly in action.

Lighting

Scenes that follow the day

Warm light at 6 PM, blue daylight at 9 AM — schedule once, forget forever.

Read the guide
Energy

See every watt in real time

PM-series devices stream consumption so you can spot the AC unit eating your bill at 3 AM.

Read the guide
Security

Alerts that reach your pocket

Door/window sensors, flood detectors, and H&T probes push notifications the second something changes.

Read the guide

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