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High-voltage residential battery from Varta

The new high-voltage Varta.wall storage device features an aluminum design and is available in capacities ranging from 10 kWh to 20 kWh. It also boasts an emergency power function.

Trina Solar achieves 25.5% efficiency in n-type TOPCon solar cell

The result was confirmed by the National Institute of Metrology of China. It was achieved with a cell size of 210x210mm.

Tesla opens gigafactory in Germany

The first Model Y electric cars have rolled off the assembly line at the US electric car manufacturer’s first European factory.

Swiss manufacturer unveils 500W solar module with 23.2% efficiency

Megasol said the solar module relies on new back-contact technology that is able to reduce internal resistance, ohmic losses and cell spacing.

Plug & play electrolyzer for green hydrogen production from Germany

Developed by Germany-based hydrogen specialist Enapter, the EL 4.0 electrolyzer is based on a patented anion exchange membrane (AEM) technology. Commercial production is currently being prepared at the company’s Italian plant and the first shipments should be made in the summer.


New agrivoltaic system design from Germany

Germany’s Sunfarming is testing the new project design in cooperation with research centers Jülich and the Fraunhofer ISE.


BloombergNEF says global solar will cross 200 GW mark for first time this year, expects lower panel prices

The analyst also forecasts strong growth for the storage business and a significant increase in PPAs for photovoltaic projects in Europe. It also said the newly installed PV capacity for 2021 reached 183 GW.

New hybrid inverter for rooftop PV arrays from SMA

SMA’s new hybrid inverter reaches a maximum efficiency of 98.2% and a maximum European efficiency of 97.5%. It is compatible with DC-coupled high-voltage lithium-ion batteries from leading suppliers, according to the manufacturer.

Solar for railways

Germany’s TÜV Rheinland is investigating how photovoltaics could be used for powering railway traction networks in a 14-month research project.

German PV equipment providers keep recovering, but uncertainties remain

German engineering association the VDMA has reported increasing orders and sales for PV equipment suppliers in the third quarter. China accounted for around 80% of PV production equipment demand during the period.