Dutch startup Battolyser Systems raises €30 million for dual battery-electrolyzer technology

What if a single machine could store the energy of the sun and wind and, when full, start producing hydrogen? That's exactly what the Dutch company Battolyser Systems, led by CEO Mattijs Slee, has achieved. The device functions as both a battery and an electrolyzer at the same time, two pieces of…

First covered Jun 29, 2026 · 5:29 PM PT · 1 article

Coverage

9h via Bluesky Dutch Innovator Develops Dual Battery and Electrolyzer Machine for Solar and Wind Energy Storage, Raises €30 Million Following 1 MW Pilot — What if a single machine could store the energy of the sun and wind and, when full, start producing hydrogen? That's exactly what the Dutch company Battolyser…

Discussion

Bluesky: @mzjacobson.bsky.social Mark Z. Jacobson · 6h ago · 31 ♥ The "Battolyser" - two machines in one - both a battery and electrolyzer When the battery is full, additional electricity is used to split water to produce hydrogen. Useful for avoiding curtailment of excess solar and wind. en.clickpetroleoegas.com.br/dutch-innova...

Appeared in: 2026-06-30 (#6)

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