California solar curtailment down 12% on back of batteries
For the first five months of 2025, CAISO data showed solar electricity curtailment declined by 12% as a share of generation, falling from 13% to 11.5%, even as solar output grew 18% year over year. During this period, however, curtailment still rose 4.1% in absolute terms, with March showing a 28% increase, matching the prior year’s peak.
German mounting system provider launches plug in mini rooftop PV system
Germany-based Ilzhöfer is offering plug-in mini PV systems for flat and trapezoidal sheet metal roofs. The arrays feature 450 W bifacial solar panels.
Sunbolt introduces pre-assembled solar ‘backyarder’ kit
The kit includes two 50 W solar panels, a 400 W inverter, and two batteries and powers devices directly with 120V GFCI ports and USB ports.
Combined indoor, outdoor testing shows sensitivity to moisture in TOPCon PV modules
Researchers at the Fraunhofer ISE have combined indoor and outdoor testing to understand and quantify degradation processes in TOPCon solar panels. The novel methodology is intended to provide data for validating and improving stress laboratory protocols.
France deploys 2.76 GW of solar in H1
France installed 1.35 GW of solar in the second quarter of 2025, bringing its cumulative PV capacity to 24.85 GW.
Ionly launches 5 kWh residential battery
Ionly introduces the XYZ 5 kWh residential battery, featuring 90% European-sourced components and advanced reparability, from its base in Valencia, Spain.
Germany deploys 7.1 GW of solar in H1
Germany added 905 MW of new photovoltaic capacity in June, according to the Federal Network Agency (Bundesnetzagentur), bringing year-to-date solar deployments to more than 7.1 GW.
Philippines’ rooftop solar capacity estimated at over 1.8 GW
A new solar mapping tool in the Philippines shows that the country’s rooftop solar capacity exceeds 1.8 GW. Its creators say the platform can be used to track unregistered solar rooftop capacity.
Cyprus set to abandon net metering
The Cyprus Ministry of Energy, Commerce says it will accept applications for new net metering and net billing systems until Oct. 1, 2025. While the government has not announced its next steps, pv magazine has learned that it plans to phase out net metering.
France, Italy break daily solar production records
AleaSoft Energy Forecasting’s latest analysis finds weekly electricity prices fell across most major European markets last week. In France and Italy, new records for daily solar production helped lower prices.
