Solar electricity energy meters
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Solar energy meters are specialized measuring devices designed to accurately record the electricity produced, consumed, and supplied to the grid by a solar power plant. They are essential not only for system monitoring but also for settling accounts with electricity networks, especially when using bidirectional electricity supply.
A properly selected meter allows the user to understand their system's operation, optimize electricity consumption, evaluate the efficiency of their own production, and plan potential energy storage or expansion.
Types of meters:
Single-phase meters
Designed for small solar power plants (up to ~5 kW)
Used in most individual residential homes
Compact, typically mounted on a DIN rail
Three-phase meters
Designed for larger power plants (over 5 kW), industrial facilities, or farms with a three-phase input
Can measure each phase's energy separately
Support a wider range of current and voltage
Smart features and communication
Most modern solar meters have communication modules that enable integration with inverters, monitoring platforms, or smart grids.
Available interfaces:
RS485 (Modbus RTU) – most commonly used for communication with inverters
Ethernet / WiFi – for connection to a local network or the cloud
LoRa, ZigBee, NB-IoT – for wireless data transmission
SD cards, USB – for data storage and transfer
Where are energy meters used in solar systems?
In individual homes with solar power plants
In business facilities with solar power systems
For monitoring and accounting in solar parks
For managing battery systems (controllers require accurate data)
For monitoring – in real-time via apps or portals
Advantages
Accurate measurement: allows you to see both produced and consumed energy
Clear energy balance – how much you consume, how much you deliver
Grid integration: an essential component for settling accounts with the electricity supplier
Monitoring capabilities: many meters allow real-time monitoring of system operation
Wide compatibility: can be connected to inverters, energy storage devices, control systems
Disadvantages / points to consider
Must be carefully selected according to voltage, current, and number of phases
Some models only work with certain manufacturers' inverters
Requires precise installation (often needs an electrician)
Additional costs if communication modules or certification for settlement with the electricity supplier are needed
Solar energy meters are indispensable for both technical control and settlements with electricity networks. They allow monitoring of system efficiency, evaluation of energy balance, and ensure smart management. A properly selected meter is not only a necessity but also the key to maximizing your solar power plant's performance and profitability.
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Price 145.20 € VAT incl.( 120.00 € VAT excl. )
Price 88.57 € VAT incl.( 73.20 € VAT excl. )
Modular | digital | multifunctional energy meter | single-phase | 0.25~5(100)A | 230V | values displayed in a vertical row | RS485 | MID | DIN railCode: ES-EM118090Price 85.43 € VAT incl.( 70.60 € VAT excl. )
Modular | digital | multifunctional energy meter | single-phase | 0.25~5(100)A | 230V | values displayed in a vertical row | MID | DIN railCode: ES-EM118089Price 82.40 € VAT incl.( 68.10 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 1000A | 3F | 230/380V | with wireless gateway Zigbee 3.0Code: ES-CTG061000Price 406.00 € VAT incl.( 335.54 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 1000A | 3F | 230/380V | ZigbeeCode: ES-CTZ1000Price 375.14 € VAT incl.( 310.04 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 1000A | 3F | 230/380V | Tuya Wi-FiCode: ES-CTW1000Price 375.14 € VAT incl.( 310.04 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 750A | 3F | 230/380V | with wireless gateway Zigbee 3.0Code: ES-CTG06750Price 400.01 € VAT incl.( 330.59 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 750A | 3F | 230/380V | ZigbeeCode: ES-CTZ750Price 369.15 € VAT incl.( 305.09 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 750A | 3F | 230/380V | Tuya Wi-FiCode: ES-CTW750Price 369.15 € VAT incl.( 305.09 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 500A | 3F | 230/380V | with wireless gateway Zigbee 3.0Code: ES-CTG06500Price 312.16 € VAT incl.( 257.99 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 500A | 3F | 230/380V | ZigbeeCode: ES-CTZ500Price 281.31 € VAT incl.( 232.49 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 500A | 3F | 230/380V | Tuya Wi-FiCode: ES-CTW500Price 281.31 € VAT incl.( 232.49 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 300A | 3F | 230/380V | with wireless gateway Zigbee 3.0Code: ES-CTG06300Price 302.54 € VAT incl.( 250.04 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 300A | 3F | 230/380V | ZigbeeCode: ES-CTZ300Price 271.69 € VAT incl.( 224.54 € VAT excl. )
Smart | digital | electricity meter with 3 current transformers CT 300A | 3F | 230/380V | Tuya Wi-FiCode: ES-CTW300Price 271.69 € VAT incl.( 224.54 € VAT excl. )
