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Shelly EM Gen4 incl. 50A current transformer
Shelly EM Gen4 incl. 50A current transformer
Shelly EM Gen4 incl. 50A current transformer
Shelly EM Gen4 incl. 50A current transformer

Shelly EM Gen4 incl. 50A current transformer

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Next-gen energy meter featuring Wi-Fi 6, Bluetooth, Zigbee, and Matter,
with at least 30 days of local data logs at 1-minute resolution and 16 MB flash memory.
*Shelly EM Gen4 comes with a 50 A clamp included in the pack

Key Features

New - Multi-protocol connectivity: Bluetooth 5, Wi-Fi 6, Zigbee
New - Matter-certified: Works with Matter “out of the box.”
New - Upgraded hardware: Powerful new chip with 16 MB flash memory
New - Local data logging: Stores data on device for аt least 30 days of 1 minute data resolution
New - Compatible current transformers: 50 A, 80 A, and 120 A options
Single-phase, two-channel measurement
Supports up to 2 current transformers for contactless metering
Dry contact switch for contactor control
Safety features: Overheating, overvoltage, overcurrent, and overload protection"
Specifications:

Quantity

Value

Physical

Size (HxWxD):

37x42x16 mm / 1.46x1.65x0.63 inch

Weight:

26 g / 0.92 oz

Screw terminals max torque:

0.4 Nm / 3.5 lbin

Conductor cross section:

0.5 to 4 mm² / 20 to 11 AWG (solid, stranded, and bootlace ferrules)

Conductor stripped length:

6 to 7 mm / 0.24 to 0.28 in

Mounting:

Wall console

Shell material:

Plastic

Shell color:

White

Connectors color:

Grey (Mouse Grey RAL7005, R(106) G(110) B(106), HEX #6A6E6A, LRV 15.19.)

Environmental

Ambient working 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, 50/60 Hz

Power supply voltage DC:

N/A

Power consumption:

< 1 W

External protection:

2 A, tripping characteristic B or C,
6 kA interrupting rating,
Energy limiting class 3

Output circuits ratings

Max switching voltage AC:

240 V

Max switching voltage DC:

N/A

Max. switching current:

2 A

Sensors, meters

Voltmeter (AC):

110 - 240 V

Voltmeter accuracy:

±2 %

Ammeter (AC):

0 - 120 A

Ammeter accuracy:

±2 % (2 - 50 A), ±2 % (1 - 2 A), ±5 % (0 - 1 A)

Compatible current transformers:

  • CT 50A (included in the package)

  • CT 80A

  • CT 120A

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 30 days of 1 min data resolution

Data export:

CSV for PQ recorded values

JSON format export through RPC

Internal-temperature sensor:

Yes

Radio

Wi-Fi

Protocol:

802.11 b/g/n/ax

RF band:

2412 - 2484 МHz

Max. RF power:

< 20 dBm

Range:

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

Bluetooth

Protocol:

5 (LE)

RF band:

2402 - 2480 MHz

Max. RF power:

< 20 dBm

Range:

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

Zigbee

Protocol:

802.15.4

Zigbee repeater:

Yes

RF bands:

2405 to 2480 MHz

Max. RF power:

< 20 dBm

Range:

Up to 100 m / 328 ft indoors and 300 meters / 984 ft outdoors
(Depends on local conditions)

Microcontroller unit

CPU:

ESP32C6

Flash:

16MB

Firmware capabilities

Schedules:

20

Webhooks (URL actions):

20 with 5 URLs per hook

Scripting:

Yes

MQTT:

Yes