Oskarshamn electrolyser

Sweden

Overview

StatusConcept

Country · regionSweden

TechnologyWater electrolysiselectrolysis of water

Producthydrogen

Capacity0.7 MW

Capacity values retain their recorded units and scope. MW, kt H₂/y and Nm³ H₂/h are different measures; this page does not convert or add them without a shared operating basis.

Details

Technology & product

Final Usehydrogen refuelling stations / hydrogen-powered traffic

Power Sourceelectricity produced by Oskarshamn 3 nuclear reactor

Project Typehydrogen production by water electrolysis

Location & names

Site NameOskarshamn nuclear power station

Timeline

agreement for hydrogen delivery from OKG to Hynion : 2024-05-10

Sources & record history

Sources

European Hydrogen Observatory projects Dec2025 Shared by 4 fields: Snapshot 2025-12-01 · Confidence: reported · Older value (2025)
Inderes / Hynion AS regulatory press release Hynion AS: Hynion signs agreement with Uniper-owned OKG to secure hydrogen supply - Inderes
NucNet Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station Shared by 3 fields: Older value
OKG Our activities

Field sources

Shared date, confidence and value status appear once with their source above; a dash in the table refers to that source context.

Field	Shown value	Original value	Source	Date basis	Meaning
Name	Oskarshamn electrolyser	View exact value `Oskarshamn electrolyser`	European Hydrogen Observatory projects Dec2025	—	—
Site Name	Oskarshamn nuclear power station	View exact value `Oskarshamn nuclear power station`	Hynion AS: Hynion signs agreement with Uniper-owned OKG to secure hydrogen supply - Inderes; Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station; Our activities		Older value
Country	Sweden	View exact value `Sweden`	Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station		—
Final Use	hydrogen refuelling stations / hydrogen-powered traffic	View exact value `hydrogen refuelling stations / hydrogen-powered traffic`	Hynion AS: Hynion signs agreement with Uniper-owned OKG to secure hydrogen supply - Inderes; Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station		Older value
Power Source	electricity produced by Oskarshamn 3 nuclear reactor	View exact value `electricity produced by Oskarshamn 3 nuclear reactor`	Hynion AS: Hynion signs agreement with Uniper-owned OKG to secure hydrogen supply - Inderes; Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station		Older value
Product	hydrogen	View exact value `hydrogen`	Hynion AS: Hynion signs agreement with Uniper-owned OKG to secure hydrogen supply - Inderes		Older value
Project Type	hydrogen production by water electrolysis	View exact value `hydrogen production by water electrolysis`	Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station		—
Technology	Water electrolysis	View exact value `Water electrolysis`	European Hydrogen Observatory projects Dec2025	—	—
Technology	electrolysis of water	View exact value `electrolysis of water`	Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station		—
Capacity	0.7 MW	View exact value `0.7 MW`	European Hydrogen Observatory projects Dec2025	—	—
Event	agreement for hydrogen delivery from OKG to Hynion : 2024-05-10	View exact value `{"event":"agreement for hydrogen delivery from OKG to Hynion","event_date":"2024-05-10","event_type":"supply agreement"}`	Hynion AS: Hynion signs agreement with Uniper-owned OKG to secure hydrogen supply - Inderes; Sweden / OKG To Supply Hynion With Clean Hydrogen From Oskarshamn Nuclear Station		Older value
Progress Status	Concept	View exact value `announced_or_planned`	European Hydrogen Observatory projects Dec2025	—	—

Record history

0 current sourced values · 11 older values · Record updated 26 Sep 2026