Linde Leuna Chemical Complex
Overview
StatusOperationalH2Prism earlier record
Country · regionGermanyITM Power · DE-ST Sachsen-AnhaltITM Power
TechnologyPEM
ProductH2International Energy Agency · as of 2026
Capacity24 MWInternational Energy Agency · as of 2026
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
ComponentsElectrolyser (PEM)ITM Power
Configuration DetailITM Power announced the sale to Linde of a 24 MW PEM electrolyser for the Leuna Chemical Complex, to be built by ITM Linde Electrolysis GmbH (announced 2021-01-13).
Project Typehydrogen production facilityITM Power
Status & timeline
Date online (tracker field)2025 (meaning under review)International Energy Agency · as of 2026
Location & names
Site NameLeuna Chemical ComplexITM Power
Aliasworld's largest PEM electrolyzer plant at the Leuna Chemical ComplexITM Power
Additional project information
Administrative AreaLeunaInternational Energy Agency · as of 2026
CountryGermanyInternational Energy Agency · as of 2026
Progress StatusOperationalInternational Energy Agency · as of 2026
TechnologyPEMInternational Energy Agency · as of 2026
Capacity (Announced Size)24 MWInternational Energy Agency · as of 2026
Capacity (Nm³ H₂/h)4,615 Nm³ H₂/hInternational Energy Agency · as of 2026
Capacity (kt H2/y)3.6 kt H2/yInternational Energy Agency · as of 2026
Timeline
- Announcement : 2021-01-13ITM Power
- Target start of operation : 2022-H2ITM Power
Sources & record history
Sources
- IEA Hydrogen Projects dataset Shared by 11 fields: Snapshot 2026-06-18 · Confidence: reported · Older value (2026)
- ITM Power ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser)
- Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982)
- H2Prism earlier record (SRC-C-P200)
- itm-power.com https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser
- itm-power.com Sale to Linde of World’s Largest PEM Electrolyser
- H2Prism earlier record (SRC-S3)
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 | Linde Leuna Chemical Complex | View exact valueLinde Leuna Chemical Complex | IEA Hydrogen Projects dataset | — | — |
| Site Name | Leuna Chemical Complex | View exact valueLeuna Chemical Complex | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Administrative Area | DE-ST Sachsen-Anhalt | View exact valueDE-ST Sachsen-Anhalt | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Alias | world's largest PEM electrolyzer plant at the Leuna Chemical Complex | View exact value[{"kind":"source_label","name":"world's largest PEM electrolyzer plant at the Leuna Chemical Complex"}] | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Country | Germany | View exact valueDEU | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Components | Electrolyser (PEM) | View exact value{"kind":"전해조","tech":"PEM","tech_raw":"PEM (Proton Exchange Membrane) electrolyzer","component_id":"CMP-1"} | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Configuration Detail | ITM Power announced the sale to Linde of a 24 MW PEM electrolyser for the Leuna Chemical Complex, to be built by ITM Linde Electrolysis GmbH (announced 2021-01-13). | View exact valueITM Power announced the sale to Linde of a 24 MW PEM electrolyser for the Leuna Chemical Complex, to be built by ITM Linde Electrolysis GmbH (announced 2021-01-13). | https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser | Current | |
| Product | H2 | View exact valueH2 | IEA Hydrogen Projects dataset | — | — |
| Project Type | hydrogen production facility | View exact valuehydrogen_production_facility | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); Ministerium für Wissenschaft, Energie, Klimaschutz und Umwelt des Landes Sachsen-Anhalt (https://www.sachsen-anhalt.de/bs/pressemitteilungen?cHash=3cb1304857f21778badc1afb930553a9&tx_tsarssinclude_pi1%5Baction%5D=single&tx_tsarssinclude_pi1%5Bcontroller%5D=Base&tx_tsarssinclude_pi1%5Buid%5D=591982); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Technology | PEM | View exact valuePEM | Sale to Linde of World’s Largest PEM Electrolyser | Current | |
| Capacity | 24 MW | View exact value24 MW | IEA Hydrogen Projects dataset | — | — |
| Event | Announcement : 2021-01-13 | View exact value{"date":"2021-01-13","tags":{"as_of":"2021-01-13","source":"ITM Power","evidence":["E-01"],"judged_by":"transcription","confidence":"high","accessed_at":"2026-08-18T02:57:11+09:00"},"ev_type":"EV-01","event_id":"V-01","raw_date_text":"January 13, 2021","date_precision":"day"} | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Event | Target start of operation : 2022-H2 | View exact value{"date":"2022-H2","tags":{"as_of":"2021-01-13","source":"ITM Power","evidence":["E-01"],"judged_by":"transcription","confidence":"high","accessed_at":"2026-08-18T02:57:11+09:00"},"ev_type":"EV-14","event_id":"V-02","raw_date_text":"The plant is due to start production in the second half of 2022.","date_precision":"half"} | ITM Power (https://itm-power.com/news/sale-to-linde-of-world-s-largest-pem-electrolyser); H2Prism earlier record (SRC-C-P200); H2Prism earlier record (SRC-C-P200) | Older value | |
| Event | Date online : 2025 | View exact value{"date":"2025","date_precision":"year","event":"Date online","basis":"iea_hydrogen_projects_raw.csv"} | IEA Hydrogen Projects dataset | — | — |
| Progress Status | Operational | View exact valueOperational | H2Prism earlier record (SRC-S3) | Older value | |
| Administrative Area | Leuna | View exact valueLeuna | IEA Hydrogen Projects dataset | — | — |
| Country | Germany | View exact valueGermany | IEA Hydrogen Projects dataset | — | — |
| Progress Status | Operational | View exact valueOperational | IEA Hydrogen Projects dataset | — | — |
| Technology | PEM | View exact valuePEM | IEA Hydrogen Projects dataset | — | — |
| Capacity (Announced Size) | 24 MW | View exact value24MW | IEA Hydrogen Projects dataset | — | — |
| Capacity (Nm³ H₂/h) | 4,615 Nm³ H₂/h | View exact value4615.384615384615 Nm³ H₂/h | IEA Hydrogen Projects dataset | — | — |
| Capacity (kt H2/y) | 3.6 kt H2/y | View exact value3.598338461538461 kt H2/y | IEA Hydrogen Projects dataset | — | — |
Record history
2 current sourced values · 12 older values · Record updated