Top rated Energy monitors
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1. 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
- Very simple installation
- Not dependent on WLAN, also works with LAN
- I can specify high and low tariff in the app
Contra
- Converters are quite large and bulky
- You have to register for the app
- Cable to power terminals too short
2. Shelly Pro 3EM 120A V2
The Shelly Pro 3EM V2 is a highly advanced three-phase energy meter specifically designed for mounting on DIN rails. This multifunctional measuring device offers comprehensive power monitoring features suitable for residential, commercial, and industrial applications. With a maximum current capacity of 120 Amperes per phase, it enables real-time monitoring of energy consumption across all three phases without the need for a separate central unit. The integrated Wi-Fi and LAN connectivity allows for flexible network integration and remote access to energy data via compatible applications. The device measures active energy with an accuracy class of B, ensuring reliable data collection for effective energy management. Its compact design facilitates installation in standard distribution boxes, making it an ideal monitoring device for high-performance installations, including photovoltaic systems.
- Real-time monitoring of energy consumption across three phases
- Maximum current capacity of 120 Amperes per phase
- Wi-Fi and LAN connectivity for flexible integration
- Accuracy class B for reliable data collection.
3. 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
- Always available in the Shelly app. Reasonably priced
- Simple installation (⚠️Durch ELEKTRIKER⚠️)
- Easy assembly
Contra
- WLAN does not get through the metal door of the distribution cabinet
- Current transformers are somewhat large where space is limited
- Clamps are relatively large
4. 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
- Large readable display
Contra
- Large plug
- New measurement only via reset
- No smart function
5. 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.
6. Orno 3-Phasen-Stromzähler, 80 A
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
- Information from Shelly app good
- Simple commissioning
- The current sensor is very compact
8. Eltako Alternating current meter
Only calibrated meters are approved for electricity billing according to §25 of the German Calibration Act. Non-compliance is an administrative offense under §19. Maximum current is 32A, with a standby loss of only 0.4 watts. This is a modular device for mounting on DIN-EN 60715 TH35 mounting rails. 1 division unit = 18mm wide, 58mm deep. Accuracy class B (1%). With S0 interface. This alternating current meter measures active energy based on the current flowing between the input and output. The self-consumption of only a maximum of 0.4 watts of active power is not measured and not displayed. One external conductor with a current of up to 32A can be connected. The starting current is 20mA. If a load of more than 50% is expected, a ventilation distance of 1/2 division unit must be maintained from adjacent mounted devices. If necessary, use the spacer DS12. Two N terminals for secure cross-wiring of multiple meters. The 7-segment LC display can also be shown twice within two seconds without power supply.
9. Anker Solix Solix Smartmeter
The smart 3-phase Anker Solix power meter (MPN A17X7311) is perfect for keeping track of your energy consumption and optimizing it through 1-watt adjustments. The smart meter responds to changes in under 3 seconds and captures stored energy, voltage, current, and power factor in real-time. Thanks to its simple plug-and-play installation and the option to mount it on a DIN rail, the power meter can be easily integrated into your system. It is compatible with the Solix Solar Banks 2 E1600 Pro and Plus.
Features of the Anker Solix Smart Meter 3-Phase Meter:
- Response time to changes in under 3 seconds
- Precise 1-watt power adjustment
- Energy management and real-time monitoring via app
- DIN mountable
- Plug-and-play installation
- Connection via Bluetooth, WiFi, or RS485
- Compatible with: Solix 2 E1600 Pro & Plus
- 10-year lifespan, 2-year manufacturer warranty
Intelligent App Control:
Monitor your energy consumption with data visualization directly through the Anker app and adjust your power supply in real-time. The collected data is stored in non-volatile memory for later retrieval of at least 60 days with a data resolution of 1 minute.
Connectivity:
You can connect to your smart power meter flexibly in various ways, either via WiFi, Bluetooth, or using an RS485 cable (not included).
Technical Specifications:
AC rated input power: 3x 230/400V.
10. Shelly 3EM-63W Gen3
The Shelly 3EM-63W Gen3 (Wire Model) is an advanced three-phase energy meter specifically designed to accurately measure energy consumption in three individual phases. With a maximum load of up to 63 A and an accuracy of 99 %, this device fulfils IEC 62053-21 Class B standards. It enables real-time monitoring of power data such as current, voltage and power factor with a resolution of one minute. In addition, the Shelly 3EM-63W stores energy consumption data at hourly intervals for up to five years, enabling comprehensive analysis of energy consumption. The compact design integrates electronics and current transformer in one unit, minimising the space required on the DIN rail. Easy installation and advanced connectivity options make this device an ideal choice for modern smart home applications.
What our customers think
Pro
- Very small
- simply installed
- Easy to configure
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