Eight‑Hour LDES Boosts Europe’s Battery Power

By Daniel IliyaguevJuly 3, 20263 min readIn category: Storage
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Eight‑Hour LDES Boosts Europe’s Battery Power

HiTHIUM’s new ∞Power 6.9 MWh system can store around 55 MWh of electricity and discharge it continuously for eight hours – a capability that goes well beyond today’s typical two‑ to four‑hour battery packs. The system debuted at The smarter E Europe exhibition in Munich, marking the first native eight‑hour long‑duration energy storage (LDES) solution offered in Europe.

What is the ∞Power 6.9 MWh solution?

The ∞Power platform is a turnkey, containerised BESS that packs a 6.9 MW/55 MWh capacity into a standard 20‑foot container. It uses HiTHIUM’s proprietary 1,300 Ah lithium‑ion cell – the world’s first cell built specifically for eight‑hour applications – which reduces the total cell count, simplifies the system architecture, and cuts installation costs.

Why eight‑hour matters – technical edge and durability

Designed for eight‑hour discharge, the system can deliver more than 10,000 full cycles and is rated for a 25‑year operational life. The larger‑format cell improves safety with multi‑layer protection at the cell level and integrates low‑GWP coolant, leak‑prevention design and recyclable structural parts, making the whole container suitable for all‑weather deployment.

How the market is shifting toward longer storage

Europe installed 21.9 GWh of battery storage in 2024, a record‑breaking year that underscores the continent’s push for more flexible assets. Grid operators are looking for longer‑duration solutions to smooth the “duck curve” created by solar‑PV peaks and to support data‑center loads that run 24/7. HiTHIUM’s native eight‑hour LDES directly addresses this gap, offering a “key foundation” for grid resilience and lower energy costs.

What it means for Israel’s energy transition

Israel is already planning a massive rollout of storage – a recent tender awarded 1.5 GW of large‑scale battery capacity at a price of $0.0056/kWh. The country’s renewable electricity target of 30 % by 2030 (and 20 % by 2025) will require flexible storage to balance solar generation, especially during the hot summer months when demand spikes. An eight‑hour LDES like HiTHIUM’s could be paired with Israeli solar farms to shift excess midday generation into the evening, reducing reliance on peaker plants and helping meet the national targets.

Israeli‑specific value calculation

A single 55 MWh unit could provide several hours of power for multiple households, illustrating its potential to smooth daily load curves and support grid stability in Israeli cities.

Outlook – scaling eight‑hour storage worldwide

HiTHIUM plans to roll out the ∞Power system across Europe and into markets like Australia, where a similar eight‑hour solution was launched earlier this year. As European policy frameworks increasingly reward longer‑duration storage, manufacturers that can deliver native eight‑hour lithium solutions are likely to capture a growing share of the market. For Israel, adopting such technology could accelerate the path to the 2030 renewable target while providing grid operators with a reliable, long‑life asset that fits within existing land‑use constraints.

What it means for Israel (summary)

  • Israel’s 1.5 GW storage tender shows appetite for large‑scale batteries.
  • An eight‑hour LDES can shift solar output into evening peaks, supporting the 30 % renewable goal.
  • A single unit could supply a significant portion of residential electricity demand, illustrating tangible grid‑balancing benefits.
  • With a 25‑year lifetime, the technology aligns with Israel’s long‑term energy security strategy.

For a deeper dive into the economics of a typical Israeli solar‑plus‑storage system, try our solar ROI calculator and explore the latest market data on our data page.

Sources & further reading

FAQ

What is an eight‑hour LDES?

A long‑duration energy storage (LDES) system that can continuously discharge power for eight hours, far longer than typical two‑ to four‑hour batteries.

How much energy can HiTHIUM’s ∞Power store?

The system stores 55.2 MWh (6.9 MW for eight hours) in a single 20‑foot container.

Why is eight‑hour storage important for grids?

It smooths the “duck curve” from solar peaks, supports 24/7 data‑center loads, and reduces the need for expensive peaker plants.

Can Israel use this technology?

Yes – an eight‑hour LDES can shift midday solar generation to evening demand, helping Israel meet its 30 % renewable target by 2030.

How many Israeli homes could one unit power?

One 55.2 MWh unit could cover the full‑year electricity use of about 11 average Israeli households.

What is the expected lifetime of the system?

HiTHIUM rates the containerised LDES for more than 25 years of operation.

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