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Balance of Systems

Thirty-five countries now operate GW-scale annual PV markets

The latest report from the International Energy Agency’s (IEA) Photovoltaic Power Systems Programme (PVPS) highlights that 2024 was another record year for solar installations but large overcapacities of solar cell, module and wafer manufacturing continued.

Floating photovoltaics based on spiderweb design

Scientists in the United Kingdom have developed a new web-inspired concept for floating PV farms, modeled after spider webs. The system is said to be particularly suitable for spiral and radial configurations, as well as for deployment between offshore wind farms.

GameChange Solar launches new rivet connection system for PV plant construction

The US manufacturer describes the novel rivet solution as an alternative to traditional bolted module connections.

Smartvolt adds rooftop lightning protection to pre-assembled mounting system

The Swiss mounting system manufacturer has added new safety features to its pre-assembled, foldable SmartSolarBox solution for flat roofs and temporary sites, as well as support for larger 600 W modules.

Zombie apocalypse-ready solar-plus-storage kit

JDEnergy introduced its eBlock 100C, eStation MV-6880, combined control systems, and the milestone deployment of its 20,000th energy storage block.

Voltage Energy releases two wiring solutions for PV projects

The US-based electrical balance of systems provider stated its new products are designed for utility-scale projects and the mid-capacity range. Both systems are IP68-tested.

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Chinese PV Industry Brief: New PV additions for August total only 7.3 GW

China installed 7.36 GW of new solar in August, bringing year-to-date capacity additions to 230.61 GW and total power generation capacity to 3.69 TW.

Cypriot startup unveils new device to reduce solar curtailment

Cyprus-based Enerthon has developed a smart zero-export control device that prevents PV export losses from curtailment by directing generation to self-consumption. Certification is expected soon.

China’s Datang launches testing facility for PV with 2,000 V system voltage

China Datang Corp. says its 2,000 V solar testing base in China’s Hainan province will validate high-voltage modules under tropical coastal conditions.

REC leads US residential solar panels as Tesla loses storage share

REC led the US residential solar panel market in the first half of 2025, while Tesla lost share in home batteries and inverters amid supply and policy pressures, according to EnergySage.

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