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GoodWe releases 112 kWh storage system for C&I solar GoodWe has launched a 112 kWh battery storage system for commercial and industrial (C&I) solar projects, featuring 96% round-trip efficiency and a 6,000-cycle lifespan. The system allows parallel connection for up to 450 kWh of total capacity.
Lior Kahana
19 hours ago
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Invinity flow batteries selected for nine 400 MWh-plus UK storage bids Of 171 bids, nine included flow batteries from Invinity Energy Systems, each with a 400 MWh or more capacity.
Tristan Rayner
21 hours ago
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Skeleton Technologies develops new GrapheneGPU battery for AI data centers The use of the German-made supercapacitor-based high-performance battery is expected to reduce the energy consumption of AI data centers by 44 percent and at the same time increase computing power by 40 percent. This is made possible by control software that stores energy during idle times and releases it at peak times.
Sandra Enkhardt
Jun 20, 2025
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ZGR battery system kept one Spanish village powered during major Iberian blackout A 160 kW / 250 kWh standalone battery system installed by Spanish manufacturer ZGR (Zigor Corporación) ensured uninterrupted power for the village of San Vicente del Monte during a major blackout that affected the Iberian Peninsula on 28 April 2025. The system, connected to the low-voltage (400 V) grid, supplied electricity to the entire village for more than five hours.
Pilar Sanchez Molina
Jun 20, 2025
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Protecting energy storage: new policy tackles cyber threats A new, tailored cybersecurity insurance solution, purpose-built for the battery energy storage system (BESS) sector, shows how digital risks are being managed.
Tristan Rayner
Jun 20, 2025
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Segen, BNP Paribas offer C&I energy storage, solar finance product The new partnership will initially provide financing to help crowd in investment for photovoltaic systems and energy storage in Germany and the United Kingdom.
Sandra Enkhardt
Jun 18, 2025
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What happens when transportation infrastructure can’t handle heavier batteries?   System weight is becoming a larger obstacle to deployment than energy density, says director of energy storage at Clean Energy Associates.
Phoebe Skok
Jun 18, 2025

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elon musk
Tesla reports 9.4 GWh of battery storage deployed in Q2 Tesla Energy has posted the highest quarterly deployment in the company's history to date. The company's cumulative deployments this year have already reached 13.5 GWh.
Marija Maisch
Jul 03, 2024
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Yotta Energy launches ‘panel-level storage’ package for C&I solar US storage and inverter specialist Yotta Energy says its new package has several advantages compared to conventional C&I solar storage solutions. For example, the design cuts out the need for a dedicated room or separate space for the battery racks and it reportedly keeps batteries cool, passively maintaining an ideal working temperature range, between 21 C and 38 C.
Valerie Thompson
Jul 02, 2024
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Samsung SDI unveils two-track strategy of NCA and LFP chemistries for utility energy storage Samsung SDI has recently launched its upgraded Samsung Battery Box 1.5. The system uses high-nickel, nickel-cobalt-aluminum (NCA) battery cells and boasts a capacity of 5.26 MWh.
Marija Maisch
Jul 01, 2024
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SigenStack energy storage system
Sigenergy launches new energy storage solution for C&I segment Chinese manufacturer Sigenergy has launched a new modular energy storage solution that combines a hybrid inverter and battery pack with a built-in energy management system. The inverter series offers a range of power options from 50 kW to 110 kW.
David Carroll
Jul 01, 2024
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In Conversation: ‘From the next two years on we start to see battery supply in Europe’ At Intersolar Europe 2024, ESS News spoke with Paul McCusker, President EMEA Region at Fluence, about the company’s regionalization strategy and its ambition to bring locally made products to its customers in Europe. He also spoke about EMEA-region specific technology preferences and requirements, such as noise levels and safety. Additionally, McCusker presented his views on battery price movements and key challenges to market growth.
Marija Maisch
Jun 28, 2024
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Overall BESS quality has massively improved, but safety incidents make headlines Any discussion about the quality of battery energy storage system (BESS) projects must consider safety. This was something that all three of the panelists who participated in pv magazine’s Focus event at The Smarter E in Munich last week agreed upon. 
Blathnaid O’Dea, Marija Maisch
Jun 27, 2024
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Dr. George Hilton talking to Marija Maisch
In Conversation: ‘Good time to be battery storage developer’ At Intersolar Europe 2024, ESS News spoke with George Hilton, research and analysis manager at S&P Global, about the state of play in the battery energy storage supply chain and falling prices. According to Hilton, the overcapacity at every level of the supply chain has led to prices that are no longer sustainable for many market players. Meanwhile, technological innovation has led to an unprecedented variety of battery storage technologies on offer, and for a great number of markets the right time to jump in is now.
Marija Maisch
Jun 27, 2024
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Quantum 2 battery energy storage
In Conversation: Wärtsilä’s strategy of concentration Go big or go home might be the new motto in the battery energy storage industry, but some players are taking a more thoughtful approach. pv magazine ESS News caught up with Wärtsilä Energy Storage & Optimisation (ES&O) at last week’s Smarter E in Munich to discuss its business and technology strategies.
Marija Maisch
Jun 26, 2024
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Hoymiles battery for balcony PV systems
Hoymiles launches AC-coupled battery for balcony PV systems The Chinese company says its new product has a storage capacity of 2,240 Wh and an expected lifespan of 6,000 cycles.
Lior Kahana
Jun 26, 2024

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