Solar storage

CEO Talk: Demand for large storage systems is surging across Europe, but delivering them involves major challenges – from permitting and financing to construction and operation. Michael Hierholzer of Rolls-Royce explains why experienced and reliable partners are key.

AlphaESS debuts a pre-assembled, liquid-cooled battery storage system. Goodwe introduces a compact 125 kW unit. SMA launches a utility-scale battery inverter and Huawei unveils a commercial series with hybrid cooling. These are this week’s standout products.

Podcast: The Energy Center from ESS Inc. in Oregon is an iron flow storage system offering 1.16 MWh of capacity and 174 kW of maximum charge power. Housed in a single container, the modular unit suits a range of commercial and grid applications. Alan Greenshields, Director EMEA at ESS, discusses long-duration storage and the role of redox flow technology using sustainable materials like iron, salt and water.

PV Guided Tours: Huawei FusionSolar is unveiling its new Luna2000 utility-scale battery storage system with a capacity of five MWh. The current 4.5 MWh systems have already received the Prime safety certificate from TÜV Rheinland.

The new Luna2000 ESS series from Huawei Fusionsolar offers flexible storage capacities of 107, 161 and 215 kilowatt-hours and delivers maximum efficiency with a charge and discharge power of up to 108 kilowatts.

Large-scale storage systems are gaining ground across Europe, driven by growing demand for grid stabilisation and peak load shifting. Italy, Great Britain and Germany are leading the charge. Download our latest free e-paper now.

The new position paper recommends leveraging solar, storage and electrification to reinforce Europe’s energy security and reduce reliance on fossil fuels.

PV Guided Tours: SAX Power offers an AC storage system that operates without a battery inverter. It is also a multi-talent – suitable for both new solar systems and retrofits. Is this storage system really as simple as the provider promises? Watch the video to find out.

The manufacturer has expanded its storage portfolio with the Sunny Central Storage 4600 UP-S, a new battery inverter offering high energy conversion efficiency and grid-forming functions for utility-scale applications.

PV Guided Tours: Fenecon presents the Industrial XL with 1.5 MW and four MWh in a new container format for large-scale projects, alongside a flexible power pack for SMEs and the updated Commercial 92 featuring an innovative split-tower design.

A new joint venture from Metlen and Karatzis will deliver a €170 million utility-scale battery system in Thessaly, with completion targeted for Q2 2026.

PV Guided Tours: The integrated Power Store sytem from Denios combines a C&I battery unit with a safety container, designed to protect against thermal runaway while enabling tailored design and fast amortisation. Watch the video to learn more.

Chinese manufacturer Goodwe has launched its compact, liquid-cooled battery storage designed for commercial and industrial users. The new unit delivers 125 kilowatts of power and packs 261 kilowatt-hours of storage capacity.

PV Guided Tours: The system supplies three-phase backup power and utilises an intelligent EMS. The focus is clearly on safety and efficiency – including for the new, hybrid-cooled Luna2000-215kWh battery storage system for C&I. It has been awarded the highest safety certificate by TÜV Rheinland.

Latest figures from sun.store reveal a broader price gap between premium and performance battery segments in September.

The liquid-cooled Storion TB125 is engineered for quick deployment and high safety, offering commercial and industrial users a competitive payback period. 

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

CEO Talk: Power storage for C&I applications is booming. Sofar is expanding its portfolio with the launch of the new PowerIn system this year, and is ramping up sales across Europe. What's the strategy behind this push? Let‘s find out.

Dyness Stack100 is now compatible with Kostal's Plenticore G3 and G2. Tesvolt unveils stackable storage for homes and businesses. M-TEC and Miba introduce modular storage for SMEs and agriculture, while Aerocompact launches the Compactflat SN Fast flat roof system. These are this week’s top products at pv Europe.

CEO Talk: In a world driven by electric energy, Ampace is one of the forerunners of technology. From cutting-edge batteries to intelligent energy solutions, the company is fuelling the future for all kinds of applications – one charge at a time.

The home storage market may be slowing, but commercial, industrial, and large-scale storage sectors are all seeing robust growth. Franz-Josef Feilmeier of Fenecon discusses the factors shaping success in these expanding markets.

PV Guided Tours: The new Sigenergy app uses AI to optimise energy management, with new features that support the integration of DC optimisers, bidirectional charging and energy tradin  – good news for cost-conscious users. The second-generation hybrid inverter, with battery packs and easy retrofit options, is now available.

Austrian manufacturer M-TEC has added the Energy Tower to its portfolio, a modular storage system developed with battery specialist Miba to serve small businesses and farms seeking flexible energy solutions.

Utility-scale storage is booming across Germany, Europe, and globally. Michael Hierholzer, Vice President for Business Development at Rolls-Royce, highlights the critical role of experienced partners in driving success.

PV Guided Tours: Atmoce presents two new innovative products – a micro inverter and a low-voltage battery. The M-ELV battery operates at less than 30 volts, increasing safety for installers and simplifying day-to-day work. Intelligent energy management system connects both components. The low-voltage technology is designed to benefit private households as well as commercial users.