2-phase Energy Meter Shelly PRO 3EM 400A Wi-Fi

287,99 €

Main info

2-Channel Shelly PRO 3EM 400A WiFi Electrical Energy Consumption Meter

Shelly Pro 3EM 400A is a professional, three-phase electrical energy consumption meter that can be installed on a DIN rail. The device reports accumulated energy with 1% accuracy and real-time voltage, current, and power for each phase. It stores data for the last 60 days with a one-minute resolution for each phase, enabling precise analysis. Furthermore, it offers advanced scripting capabilities and extended monitoring options.

Manufacturer Shelly
Model SPEM-003CEBEU400
AC Power Supply Voltage 110 - 240 V, 50/60 Hz
Power Consumption < 3 W
Internal Temperature Sensor Yes
Voltemeters (RMS for Each Phase) 100 - 260 V
Voltemeter Accuracy ±1%
Amperemeters (RMS via CT for Each Phase and Neutral) 0 - 400 A
Compatible Current Transformer (CT) Ratings CT-400A
Amperemeter Accuracy ±1% (5 - 400 A), ±2% (0 - 5 A)
Power and Energy Meters Active and apparent power, active and apparent energy, power factor, basic active energy, and basic reactive energy
Channel-to-Channel Calibration at Minimum Load 5000 W per channel
No-Load Threshold 30 VA per channel
Measurement Data Storage At least 60 days with 1-minute data resolution
Data Export CSV format for stored PQ values, JSON export via RPC
Wi-Fi Protocol 802.11 b/g/n
Wi-Fi Range Up to 30 m indoors and 50 m outdoors
Bluetooth Protocol 4.2
Bluetooth Range Up to 10 m indoors and 30 m outdoors
CPU ESP32-D0WDQ6
Flash Memory 16 MB
Ambient Temperature -20°C to +40°C
Humidity 30% to 70% RH
Maximum Altitude 2000 m
Dimensions 94 x 19 x 69 ±0.5 mm
Weight 62 ±1 g
Mounting DIN rail
Housing Material Plastic

Dimensions and weights

Gross weight
1.08 kg
Package width
12 cm
Package height
8.2 cm
Package length
22 cm

Product codes

EAN
3800235268117
Manufacturer code
Pro3EM-400

Photopoint offers free shipping for orders over 99 € delivered to Estonia. Take a look in the tab "Delivery" for a more precise delivery estimate.

For this product you can select the desired delivery method at the shopping cart:

Photopoint store Pick-up


Place your order from Photopoint web store and pick your goods up from one of Photopoint`s brick and mortar stores. The delivery to Photopoint store is free even for orders less than 99 €. You will be noticed by e-mail when your order is ready for pick-up.

The Photopoint stores are located in Tallinn and Tartu. See the exact locations from here.

Omniva parcel terminal 

You can order the goods to one of the Omniva Parcel terminals. Choose the desired terminal at the shopping cart. As the shipment arrives to the selected terminal, you will be sent an SMS-notification with an unique code. Go to the terminal within a week, enter the code and take your package. It is as simple as that.

See Omniva Parcel terminal locations here.

SmartPOST parcel terminal

Did not find an Omniva terminal at suitable location? Try SmartPost. Choose the desired terminal at the shopping cart. As the shipment arrives to the selected terminal, you will be sent an SMS-notification with an unique code. Go to the terminal within a week, enter the code and take your package. This method actually works for all parcel terminals.

See SmartPOST parcel terminal locations here.

DPD parcel locker

Make sure you check out also the locations of DPD parcel lockers. These are located all over Estonia. The delivery is the same. As the shipment arrives to the selected locker, you will be sent an SMS with a unique code. Go to the locker, enter the code and take your package.

See DPD parcel locker locations here.

Smartpost Finland parcel terminal

SmartPOST Finland is the best way to order goods to Finland. These terminals work the same way as in Estonia. As the shipment arrives to the selected terminal in Finland, you will be sent an SMS-notification with an unique code. Go to the terminal, enter the code and take your package.

See SmartPOST Finland parcel terminal locations here.

Matkahuolto parcel service

Matkahuolto is easy way to order goods to Finland. These are located also in smaller Finnish towns. As the shipment arrives to the selected Matkahuolto outlet, you will be sent an SMS-notification or an e-mail. Go to the outlet, show your ID and take your package.

See Matkahuolto outlet locations here.

Omniva courier delivery

The courier will transport your goods from Photopoint straight to the provided address. The delivery will take place at workdays from 08:00 to 17:00. Hold your phone near you as the courier will call you prior to its arrival. Please make sure there is someone at the destination, eligible to receive the shipment. 

The product can only be ordered from our online store and it takes from 4-7 working days for delivery within Estonia.

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