Pioneer 2
Pioneer 2 is a hydrogen project using PEM electrolysis; recorded capacity: 2.5 (unit not recorded).
Overview
StatusConceptEuropean Clean Hydrogen Partnership · as of 2025
Country · regionSouth Wales
TechnologyPEM electrolysis
Productgreen hydrogen
Capacity2.5 (unit not recorded)
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
Components2.5 MWe Nel PEM electrolyser, compression and dispensing systems, containerised system
Power Sourceon-site renewable power
Project Typegreen hydrogen production facility
Capacity & economics
Production Volume1 (unit not recorded)
Status & timeline
Lifecycle Stageoperational
Timeline
- first gas : 2026-05-05
Sources & record history
Sources
- Protium Pioneer 2 Green Hydrogen Project | Green Hydrogen Gas - Protium Shared by 3 fields: Current
- Protium Protium Construction Update: Pioneer 2 Green Hydrogen Facility Shared by 6 fields: Current
- Protium Protium begins construction of second green hydrogen facility in South Wales Shared by 2 fields: Current
- European Clean Hydrogen Partnership European Hydrogen Observatory projects Dec2025
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 | Pioneer 2 | View exact valuePioneer 2 | Pioneer 2 Green Hydrogen Project | Green Hydrogen Gas - Protium | — | |
| Administrative Area | South Wales | View exact valueSouth Wales | Protium Construction Update: Pioneer 2 Green Hydrogen Facility | — | |
| Components | 2.5 MWe Nel PEM electrolyser, compression and dispensing systems, containerised system | View exact value["2.5 MWe Nel PEM electrolyser","compression and dispensing systems","containerised system"] | Protium begins construction of second green hydrogen facility in South Wales | — | |
| Power Source | on-site renewable power | View exact valueon-site renewable power | Pioneer 2 Green Hydrogen Project | Green Hydrogen Gas - Protium | — | |
| Product | green hydrogen | View exact valuegreen hydrogen | Pioneer 2 Green Hydrogen Project | Green Hydrogen Gas - Protium | — | |
| Project Type | green hydrogen production facility | View exact valuegreen hydrogen production facility | Protium begins construction of second green hydrogen facility in South Wales | — | |
| Technology | PEM electrolysis | View exact valuePEM electrolysis | Protium Construction Update: Pioneer 2 Green Hydrogen Facility | — | |
| Capacity | 2.5 (unit not recorded) | View exact value2.5 | Protium Construction Update: Pioneer 2 Green Hydrogen Facility | — | |
| Production Volume | 1 (unit not recorded) | View exact value1 | Protium Construction Update: Pioneer 2 Green Hydrogen Facility | — | |
| Event | first gas : 2026-05-05 | View exact value{"event":"first gas","event_date":"2026-05-05"} | Protium Construction Update: Pioneer 2 Green Hydrogen Facility | — | |
| Lifecycle Stage | operational | View exact valueoperational | Protium Construction Update: Pioneer 2 Green Hydrogen Facility | — | |
| Progress Status | Concept | View exact valueannounced_or_planned | European Hydrogen Observatory projects Dec2025 Confidence: reported | Snapshot 2025-12-01 | Older value (2025) |
Record history
10 current sourced values · 1 older value · Record updated