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Measurement Technology
Precise monitoring is crucial for the economic success of any solar power system. PV measuring devices record generation power, grid feed-in, and self-consumption in real time, providing meaningful data for system optimization. PVundSO's product range includes electricity meters for single-phase and three-phase systems, WiFi-enabled smart meters, and data managers for integration into existing monitoring systems. All devices are compatible with common inverter systems and meet the technical requirements for grid operation in Germany.
All 7 results are displayed
231€
VOLTRADER Core Home Energy System HEMS
429€
Chint DDSU666 1~ electricity meter for Hoymiles DTU-pro
83,90€
Chint DTSU666 3~ electricity meter for Hoymiles DTU-pro (CT variant)
108,50€
Fronius Datamanager 2.0 WLAN for Galvo/Symo/Primo
Original price was: €229199€Current price is: €199.
Chint DTSU666 3~ electricity meter for Hoymiles DTU-pro (direct measurement)
108,50€
Marstek CT002 3-phase smart meter
54,99€
Buy a wide selection of PV measuring devices online at great prices
Measuring devices for PV systems support you in monitoring yield and detect performance deviations early on. Continuous data acquisition allows you to identify inefficient operating conditions and take targeted countermeasures. At PVundSO, you receive exclusively tested measuring technology from established manufacturers such as Chint, MyPV, Fronius, and Marstek. Shipping is free for orders over €100; smaller orders are shipped for €6,95.
Electricity meters, data managers and smart meters in our product range
Different types of systems require specific measurement technology. For balcony power plants with microinverters, compact electricity meters for direct measurement or CT variants for higher power ranges are suitable. Photovoltaic measuring devices for extensive rooftop systems, on the other hand, require 3-phase measurement and extended data output via Modbus interfaces. Smart meters with WiFi connectivity transmit measured values wirelessly to monitoring platforms and enable location-independent access to current operating data.
The compatibility between the meter and the inverter determines the monitoring functionality. Hoymiles DTU systems work optimally with the Chint DDSU666 and DTSU666 electricity meters, while Fronius inverters utilize the Datamanager 2.0 for complete system integration. Each meter in our shop includes detailed product descriptions with technical specifications, wiring diagrams, and commissioning instructions.
Precise measuring instruments for PV systems - order now!
Accurate energy measurement forms the basis for reliable economic calculations. Photovoltaic measuring devices with accuracy class 1 or better reliably record even small changes in power output and log daily yields, monthly values, and total generation over several years. Installation typically takes place in the meter cabinet between the feed-in point and the building's electrical connection, requiring expertise in electrical engineering.
CT current transformers extend the measuring range in larger systems without direct conductor contact. These clamp-on transformers inductively detect current flows and transmit the scaled values to the measuring instrument. For 3-phase systems, you need three CT transformers per measuring instrument, while 1-phase systems require only one. We supply all measuring instruments ready for shipment with complete mounting accessories and German-language instructions.
Affordable prices for professional PV measurement technology
Cost-effective system monitoring begins with the selection of the right equipment. Simple electricity meters for balcony power plants are available from as little as €50, while comprehensive smart meter systems with cloud connectivity cost between €80 and €230. This investment pays for itself quickly through optimized self-consumption and early fault detection. You also benefit from expert advice from our experienced electrical engineers, who have been planning and installing photovoltaic systems for years.
All PV system measuring devices in our shop undergo a functional test before shipping. If you have any questions about device selection, installation, or configuration, our team is available by phone at +49 5121 8738140. Alternatively, you can contact our support team via WhatsApp or email. Delivery takes 2 to 8 business days, depending on the selected product and current availability.
Measuring devices for PV systems for consumption optimization
Detailed consumption analyses enable targeted load shifting to sunnier times of day. PV metering technology with consumption monitoring displays electricity drawn from the grid and self-consumption in real time. This data can be used to control large consumers such as heat pumps, wallboxes, or household appliances, thereby increasing energy independence. Intelligent energy management systems process the measurement data automatically and optimize load management without manual intervention.
Before purchasing, compare the measurement accuracy, interfaces, and expansion options of different devices. The following table shows typical measurement ranges and application areas of common measuring instruments:
| device type | phases | Measuring range | Calibration | Typical use |
|---|---|---|---|---|
| Chint DDSU666 | 1 | 5 to 80 A | Class 1 | balcony power plants |
| Chint DTSU666 | 3 | 5 to 80 A | Class 1 | Roof systems |
| Marstek CT002 | 3 | 100 A | Class 1 | large-scale plants |
| MyPV WiFi Meter | 1 | 75 A | Class 0,5 | Heating element control |
Select the measuring range according to your system size and consider future expansions. A 5 kWp system requires approximately 22 A per phase at 230 volts, while a 10 kWp system can reach 44 A. Plan for reserves to accommodate peak loads and additional appliances. If you are unsure about selecting the right device, our specialists will provide you with personalized advice based on your specific requirements.
