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Solar storage

What are the most effective and efficient ways to store solar energy? With technology advancing rapidly, there’s a wide range of systems and products to choose from. What should prospective users keep in mind when it comes to planning and costs? Read on to learn more.

Peter Gutendorf (right) provides insights into the new solutions offered by EcoFlow.

EcoFlow – more intelligence, more yield

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PV Guided Tours: Intelligent systems are replacing standalone components and AI now manages storage systems, wall boxes and energy flows to make the most of solar power. It’s not science fiction, it’s already here. Still sceptical? Prepare to be surprised!

Power arranged with precision – the energy storage units in Vilvoorde

Belgium – Sungrow and Engie activate 400 MWh storage

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The storage project with an end capacity of 200 MW/800 MWh uses 320 units of Sungrow’s liquid-cooled ESS PowerTitan.

Luis Haya is Chint's expert for safety.

Chint Power Systems – safe storage for C&I

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PV Guided Tours: Industry and commercial enterprises can reduce electricity costs in various ways using storage systems – but security is key. Luis Haya, Solution Manager Chint Power Systems, explains which features are needed to ensure security is safeguarded.

Fenecon CEO Franz-Josef Feilmeier (left) and Elinta CEO Vytautas Jokužis sign the marketing partnership for storage systems in Lithuania and the Baltic States.

Fenecon enters Baltic market via Lithuanian partnership

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The German energy storage company has joined forces with Lithuania’s Elinta to deliver advanced storage solutions to the Baltic region.

Leonard Friese (right) of Tesvolt presents the new Forton storage system.

Tesvolt – new outdoor storage container

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PV Guided Tours: The new Tesvolt Forton battery system enables commercial enterprises to participate profitably in energy trading for the first time. Thanks to high-temperature cells with LFP technology, classic applications such as peak load capping and solar self-consumption are now more cost-effective. A 15-year performance guarantee with two full cycles per day ensures a secure investment.

Martin Bayer from Lumenhaus explains the power of AI in solar storage control.

Lumenhaus – home storage with AI energy management

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PV Guided Tours: Lumenhaus aims to transform the solar market with its direct-to-customer approach and the SunSaver system – an all-in-one solution integrating PV, EV charging, heat pumps and AI-based energy management to optimise and simplify energy use in private households.

pv Europe guest author Robert von Wahl.

Expert view – storage is powering a new era for C&I

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Energy storage is revolutionising commercial and industrial energy strategies, offering cost savings and resilience. Robert von Wahl of Sungrow Europe highlights its transformative potential.

The plant in Redshaw will be strategically well located for connection to the grid.

Major battery storage to ease power bottleneck between Scotland and England

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A major battery facility will be built at a critical transmission bottleneck between Scotland and England, enhancing grid reliability while opening opportunities for the surrounding economy and community.

Additives are essential to the performance and stability of Li-ion cells

Next-gen Li-ion additives pave way for PFAS-free batteries

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IDTechEx analysts forecast that advanced additives will soon allow lithium-ion cells to be manufactured without PFAS, removing harmful fluorinated materials from commercial battery production.

The latest storage system from Alpha ESS is housed in a 20-foot container

Aster 5000 offers 5 MWh storage and liquid cooling

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Designed for large-scale applications, the new Aster 5000 from Alpha ESS offers 5 MWh of storage capacity in a 20-foot container alongside advanced liquid cooling for improved thermal management.

Yi Ding is the senior product manager for the new commercial storage system.

Yi Ding of Sigenergy – innovative DC storage for C&I

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PV on Tour: Sigenergy presents its commercial storage system, SigenStack. The modular solution incorporates AI and is paired with an external hybrid inverter delivering between 50 and 125 kilowatts, depending on configuration. As with the SigenStor residential system, SigenStack features a sophisticated safety concept.

Reinhard Birmuske (right) discusses the new storage device Primo from SAX power
PV on Tour

SAX Power’s Primo unit enables AC home storage without an inverter

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The Primo unit from SAX Power connects directly to a secured socket, eliminating the need for a battery inverter. Project manager Reinhard Birmuske explains the straightforward installation of this versatile system.

Not a pot of gold at the end of this rainbow, but a battery storage facility in Ireland.

Aviva Investors commits €150 million to battery storage

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The financial agreement will enable German developer Terra One to secure funding for 500 MW of battery energy storage assets.

Follow the arrows – recycling and repurposing technologies are set to play a central role in the future of batteries.

Second-life batteries and AI open new paths for storage

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New battery developments and the use of machine learning could make energy systems more streamlined, efficient and sustainable, according to consultancy IDTechEx.

Flat landscapes, wind turbines and soon a battery park connected to the 110 kV distribution grid

Germany – 240 MWh battery park to ease grid congestion

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Re.venture is developing a 240 MWh battery storage park in Brandenburg, working closely with distribution network operator E.dis.

Premium and performance-focused home battery prices went their separate ways.

Market index – premium battery costs easing

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In August, premium residential battery costs declined, while overall market prices remained stable, based on sun.store index data.

SolarPower Europe forecasts strong BEES growth in 2025, led by utility‑scale systems

Nexta and Octopus secure green light for 50 MW storage project in Italy

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The Italian Ministry of the Environment and Energy Security (MASE) has approved a 50 MW battery storage project developed by Nexta Capital Partners and Octopus Energy Generation.

CEO Bryan Liu (left) tells us all about his company’s latest innovations.

Zendure – AI-powered energy systems for homes

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CEO Talk: Discover the new AI-powered plug-in home energy systems, featuring intelligent energy forecasts, consumption planning and optimisation. Save on costs with real-time tariff data and seamless, secure control of storage systems.

Oskar Öhrman, Technical Manager at Svensk Solenergi.

Swedish government presents Kraftlyftet proposal for grid capacity

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The programme proposes targeted support for bioenergy plants, renewable-fuel gas turbines and storage facilities to strengthen Sweden’s electricity system, though available funding remains constrained.