Hy4Chem
Overview
StatusConceptEuropean Clean Hydrogen Partnership · as of 2025
Country · regionGermanyBASF SE
TechnologyWater electrolysisEuropean Clean Hydrogen Partnership · as of 2025
Capacity54 MWEuropean Clean Hydrogen Partnership · as of 2025
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
Componentselectrolyzer (PEM)BASF SE
Project Typehydrogen production facilityBASF SE
Location & names
Site NameBASF Ludwigshafen siteBASF SE
AliasHy4Chem-EIBASF SE
Official NameHy4CHemBASF SE
Timeline
- Commercial operation : 2025-03-17BASF SE
Sources & record history
Sources
- European Hydrogen Observatory projects Dec2025 Shared by 4 fields: Snapshot 2025-12-01 · Confidence: reported · Older value (2025)
- BASF SE BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046)
- Siemens Energy Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html)
- H2Prism earlier record (SRC-C-P200)
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 | Hy4Chem | View exact valueHy4Chem | European Hydrogen Observatory projects Dec2025 | — | — |
| Site Name | BASF Ludwigshafen site | View exact valueBASF Ludwigshafen site | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Alias | Hy4Chem-EI | View exact value[{"kind":"other_spelling","name":"Hy4Chem-EI"}] | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Country | Germany | View exact valueDEU | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Official Name | Hy4CHem | View exact value[{"lang":"en","name":"Hy4CHem","evidence":["E-01"]}] | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Components | electrolyzer (PEM) | View exact value{"kind":"electrolyzer","tech":"PEM","tech_raw":"proton exchange membrane (PEM) electrolyzer","component_id":"CMP-1"} | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Project Type | hydrogen production facility | View exact valuehydrogen_production_facility | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); Siemens Energy (https://www.siemens-energy.com/global/en/home/stories/chemical-industry-electrolyzer.html); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Technology | Water electrolysis | View exact valueWater electrolysis | European Hydrogen Observatory projects Dec2025 | — | — |
| Capacity | 54 MW | View exact value54 MW | European Hydrogen Observatory projects Dec2025 | — | — |
| Event | Commercial operation : 2025-03-17 | View exact value{"date":"2025-03-17","tags":{"as_of":"2025-03-17","source":"BASF","evidence":["E-01"],"judged_by":"worker_review","confidence":"high","accessed_at":"2026-08-17T23:37:39Z"},"ev_type":"EV-13","event_id":"V-01","raw_date_text":"BASF commissions 54-megawatt water electrolyzer","date_precision":"day"} | BASF SE (https://www.basf.com/global/en/media/news-releases/2025/03/p-25-046); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Progress Status | Concept | View exact valueannounced_or_planned | European Hydrogen Observatory projects Dec2025 | — | — |
Record history
0 current sourced values · 10 older values · Record updated