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Wire · opportunities

UK government launches £28 million Ultra-Long Duration Energy Storage Challenge

25 August 2026 · By · Wire by Fusion42

Published

25 August 2026

Topic

opportunities

◆ Sectors

Climate Tech

◆ Geography

United Kingdom

◆ Source

Read at energy-storage.news →

◆ Verified

Fusion42 · 25 August 2026 · Fusion42 review

The UK government has launched a £28 million funding programme for ultra-long duration energy storage technologies capable of storing and discharging energy for over 100 hours, focusing on electrochemical batteries and hydrogen to enhance energy security and reduce bills.

This Wire brief sits within Fusion42's coverage of Climate Tech, and 2 sources have reported it between 20 Aug 2026 and 25 Aug 2026.

◆ ◆ The Wire takeaway

You must prepare your energy storage tech to meet the UK's new 100-hour performance bar as government funding resets market expectations and opens access to buyers driven by energy security goals.

◆ Coverage

2 sources · first reported 20 Aug 2026 · latest 25 Aug 2026

◆ Related on Wire

◆ Topics

Climate Techenergy-storageuk-governmentfundinghydrogenelectrochemical-batteries