Analysis of 6,276 connectors for rooftop PV systems
Sandia National Labs researchers have created a new dataset on the rates and types of rooftop PV connector failures. Their analysis has shown that tight wire bending radius, extra dirty connectors, and loose nuts are the most common failure causes in 6,276 connectors deployed between 2014 and 2017 across seven U.S. regions.
India installed 3.8 GW of open-access solar capacity in H1 2025: Mercom
India installed around 3.8 GW of open-access solar capacity in the Jan.-June period of 2025 with a record 2.7 GW added in the second quarter alone, according to Mercom India’s Q2 2025 Solar Open Access Market Report.
U.S. installs 14.5 GW of large-scale solar in the first half of 2025
Solar represented 75% of grid capacity additions in the first half, followed distantly by wind and natural gas, said new data from the Federal Energy Regulatory Commission.
Ceigall secures LOIs for 337 MW solar power projects from MSEDCL
Ceigall will set up grid-connected solar power projects at multiple locations across Maharashtra to supply 337 MW of contracted power to Maharashtra State Electricity Distribution Co. Ltd.
GST on solar cells, modules cut to 5%
India’s Goods and Services Tax (GST) Council has announced a reduction in the GST rate on solar cells—whether or not assembled into modules—from the current 12% to 5%. The revised rates will take effect from September 22.
KP Group partners with AHES, GH2 Solar on 100,000 tpa green ammonia facility
KP Group has partnered with GH2 Solar and South Korea’s AHES Co. Ltd. to establish and operate a green ammonia production facility in India with a capacity of 100,000 metric tons per annum.
AMPIN Energy Transition commissions 50 MWp solar plant in Chhattisgarh
The solar plant, completed in a record time of nine months, is supplying clean energy to Texmaco Rail & Engineering Ltd.
India installed 2.8 GW of rooftop solar in H1 2025, up 155% YoY
India added 2.8 GW of rooftop solar capacity in the first half (January–June) of calendar year 2025, marking a 155% year-over-year increase compared to the 1.1 GW installed during the same period in 2024, according to Mercom India’s newly released Q2 2025 India Rooftop Solar Market Report.
SolarSquare crosses 250 MW milestone in rooftop solar installations
SolarSquare has installed more than 250 MW of rooftop solar capacity, including about 100 MW in the residential sector and 150 MW commercial and industrial.
Building a new solar industry segment
A study conducted by the German development agency Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) in collaboration with India-based think tank the Center for Study of Science, Technology and Policy (CSTEP), found that India has the potential for more than 300 GW of building-integrated photovoltaic (BIPV) systems on its existing buildings alone. Moreover, according to a World Bank report, 70% of the buildings India will need to become a developed nation by 2047 are yet to be constructed, underscoring the vast future potential for BIPV systems in the country.
