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Top rated Energy monitors

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1. Brennenstuhl Prise compatible PM 231 E avec mesure de consommation

Brennenstuhl Prise compatible PM 231 E avec mesure de consommation
Energy monitors
−11%
EUR18,50 was EUR20,90

Brennenstuhl Prise compatible PM 231 E avec mesure de consommation

2. Shelly Pro 3EM 120A

The Shelly Pro 3EM is a Wi-Fi-operated, DIN-mountable 3-phase power consumption meter with Wi-Fi, Bluetooth, and LAN connectivity. With its 1% accurate active energy measurement, the Shelly Pro 3EM can be used to monitor the consumption of all household appliances, circuits, and office devices individually. Historical data is stored for up to 60 days, with each phase having a one-minute resolution. Additionally, the scripting functionalities allow for the execution of complex scenarios and provide advanced monitoring options.

Includes 3 current transformers 120 A.
 

What our customers think

Pro

  • Simple installation (for electricians)
  • Works with Home Assistant
  • App finds device quickly and displays data well

Contra

  • The current measuring coils are somewhat large, so you need to have enough space for them
  • Current clamps too large, cables too short
  • Displays of consumption in the app not optimal

3. Shelly Pro 3EM

The Shelly Pro 3EM V2 is an advanced three-phase energy meter specifically designed for DIN rail mounting. This multi-function meter offers comprehensive power monitoring capabilities suitable for residential, commercial and industrial applications. With a maximum current carrying capacity of 120 amps per phase, it enables real-time monitoring of power consumption across all three phases without the need for a separate central unit. The integrated WLAN and LAN connectivity enables flexible network integration and remote access to energy data via compatible applications. The device measures active energy with a class B accuracy rating, ensuring reliable data collection for effective energy management. The compact design facilitates installation in standard distribution boxes and makes it an ideal monitoring device for high power installations, including photovoltaic systems. 

4. Shelly Pro 3EM 400A

Shelly Pro 3EM-400 is a three-phase energy meter for DIN rail mounting. Equipped with full gen2 firmware flexibility and LAN connectivity, it offers professional integrators additional options for end customer solutions. It can operate standalone on a local LAN and/or Wi-Fi network or via cloud home automation services via MQTT, HTTP and WebSocket. All incoming connections support TLS. The device reports the cumulative energy as well as the instantaneous voltage, current, active and apparent power per phase in real time. It stores data in non-volatile memory, which can be retrieved at 1-minute intervals for a period of up to 60 days. The device has a real-time clock to maintain the correct time if the connection to an SNTP server is interrupted. Shelly Pro 3EM-400 can be remotely accessed, set up and monitored by the user. The device can also access and communicate with an automation system as long as it is in the same network infrastructure. The device has an integrated web interface that allows you to monitor and control the device and customise its settings. The device does not have a built-in relay. The contactor is controlled via a Shelly Pro add-on, which is connected to the Shelly Pro 3EM-400. Scope of delivery: 3x 400 A current transformers 

What our customers think

Pro

  • Simple installation Solar Manager
  • Works for 3 phases
  • App finds device quickly and displays data well

Contra

  • Current clamps too large, cables too short
  • App has a few bugs during onboarding

5. Shelly 3EM

The Shelly 3EM distinguishes and detects energy consumption and energy feed-in to the grid. The measurement data is displayed in the app, the optionally activatable cloud, and the web interface in clear graphics. Additionally, MQTT can be activated to register it with a corresponding MQTT broker. It is factory calibrated with the included clamps, achieving an accuracy of over 99%. Furthermore, it features a relay contact that can be used to control a relay, for example. Installation is done in the distribution box on the DIN rail. The measurement values are displayed in real-time. It is also possible to calculate energy costs. The Shelly 3EM can be controlled via the Shelly app, the optionally activatable cloud, as well as through MQTT and REST API. Energy consumption thresholds can be set, and when reached, the Shelly 3EM can switch off the power via the relay contact. Control based on time or sunrise and sunset is also possible. In addition to measuring energy consumption, the energy fed into the grid can also be measured. The Shelly 3EM automatically detects how much energy is consumed and how much is fed in, presenting this information clearly in a graphic. The measurement data is stored in the cloud for 365 days. The data is also written to a CSV file in 5-minute intervals, which can be exported by the Shelly 3EM. The Shelly 3EM features a programming and debug header that can be used for flashing alternative firmware. It is equipped with an ESP8266 with 4 MB of flash. It can be integrated into various smart home systems: Home Assistant, Hubitat, openHAB, Domoticz, REST API, MQTT, ioBroker, nymea, and HomeSeer.

Included in delivery: 1x Shelly 3EM, 1x user manual, 3x current transformers 120A.
 

What our customers think

Pro

  • Viewable from anywhere in real time via app.
  • simple installation
  • Easy assembly

Contra

  • somewhat complicated to integrate into the WLAN
  • Conversion converter far too large
  • Current direction of the terminals incorrectly labelled

6. Max Hauri EMR-1 energy meter

Energy Meter EMR-1
Voltage: 220-240V
Power: max. 2300W
Batteries: 3x 1.5V LR44
Additional feature: Child protection

This multifunctional power meter is
suitable for measuring and displaying the power consumption of an electrical device, helping to determine how much electricity each device uses. To use it, simply plug the device between the power outlet of the electrical device and the power source.

After programming the electricity tariff in two tariff levels, the consumed energy costs are calculated and can be easily read. Additionally, current values for voltage, current, and power, as well as total electrical work and operating time, are determined. With its simple and modern design, this energy meter fits into any living space.
 

What our customers think

Pro

  • Simple operation
  • Good workmanship
  • Display of the total electricity consumption

Contra

  • Large plug
  • New measurement only via reset
  • No smart function

7. Shelly Pro 3EM-3CT 63

Next generation of DIN rail mountable energy meters for single or three-phase applications with a combined 63A, 3-phase current transformer.

The Shelly Pro 3EM-3CT63
is a DIN rail mountable energy meter for single or three phase applications. It is equipped with all the flexibility of Gen2 firmware and LAN connectivity and offers professional integrators additional options for end customer solutions. It can operate standalone on a local LAN and/or Wi-Fi network or via cloud home automation services using Modbus, MQTT, HTTP and WebSocket. All incoming connections support TLS.

The device reports the accumulated energy as well as the instantaneous voltage, current, active and apparent power per phase/channel in real time. It stores data in non-volatile memory, which can be retrieved at 1-minute intervals over a period of up to 60 days.

The device has a real-time clock that maintains the correct time if the connection to an SNTP server is lost.

The Shelly Pro 3EM-3CT63 can be accessed, set up and monitored remotely by the user and the device can access and communicate with an automation system as long as they are on the same network.

The device has an integrated web interface that can be used to monitor and control the device and customise its settings.

Note: The device does not have a built-in relay. The contactor is controlled via a Shelly Pro 3EM switch add-on connected to the Shelly Pro 3EM-3CT63.
 

What our customers think

Pro

  • The app displays a lot of data and is ideal for those in love with numbers
  • The current sensor is very compact
  • Simple commissioning

8. Orno 3-phase electricity meter

The Orno 3-phase energy meter is a highly precise measuring device designed for monitoring electricity consumption in three-phase systems. With an accuracy class of B and a measurement range of 0.25 to 80 Amperes, this single-rate meter provides reliable and accurate readings of energy usage. The digital LCD display allows for clear and easy reading of consumption data, while the reverse flow prevention feature ensures that no unwanted backflows are recorded. The meter is suitable for mounting on a DIN rail and features an S0 interface, enabling easy integration into existing systems. With a frequency range of 50 Hz, this energy meter is ideal for use in various electrical applications and offers a robust solution for energy monitoring.

- LCD display for clear readings
- Reverse flow prevention to prevent unwanted backflows
- S0 interface with 800 impulses/kWh
- Suitable for DIN rail mounting
- Frequency range of 50 Hz for versatile applications.
 

9. Orno Electricity meter

The device for measuring values in metric units (kWh) is designed for the direct measurement of active power in a three-phase system. A special electronics generates pulses under the influence of the flowing current and operating voltage, with the height of the pulses being proportional to the consumed electrical energy. The power consumption per phase is indicated by a flashing LED. The number of pulses is converted into consumed energy, and its value is displayed on the LCD screen (6+2). Power supply: 230 V~, 50 Hz, basic current: 5 A, maximum current: 80 A, minimum current: 0.25 A, pulse frequency: 800 imp/kWh, accuracy class B, three-module wide housing, mounting on DIN TH-35 mm rail, pulse output: power supply 12-27 V, pulse = 80 ms. 

10. Orno 3-Phasen-Stromzähler, 80 A

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