Yllikkälä Power Reserve 2 battery storage is completed
Destia’s 4 March 2026 project article reported on the largest battery energy storage in the Nordics at Yllikkälä. The system is rated at 56.6 MW and 112.9 MWh and was commissioned in the first half of 2025.
- Publish date: 2026-03-04
- Category: EPC Contractors
- Original source: Destia article
- Reading time: 1 min
Reported scope and milestone
Destia: Destia’s 4 March 2026 project article reported on the largest battery energy storage in the Nordics at Yllikkälä. The system is rated at 56.6 MW and 112.9 MWh and was commissioned in the first half of 2025.
Engineering interpretation
The article credits close coordination across the owner, designer, equipment supplier and construction teams. Destia’s work was infrastructure/construction delivery; the capacity belongs to the storage asset, and the story date is not its commissioning date.
Delivery responsibilities
The reported construction package defines the contractor’s delivery responsibilities. Civil works, building services, installation and commissioning may sit with different contractors or joint-venture partners. The full project budget is distinct from an individual contractor’s award. Contract award, site mobilization, practical completion and operation are separate milestones; planned dates and capacity remain prospective until the owner confirms delivery. The source-defined scope therefore matters when comparing a civil contractor, a construction manager and an integrated design-and-build provider.