# Yllikkälä Power Reserve 2 battery storage is completed

> [Destia](https://voltformer.com/epc-contractors/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.

- **Source date:** 2026-03-04
- **Original source:** [Destia article](https://destia.fi/en/article/the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork/)
- **Reading time:** 1 min
- **Language:** en
- **URL:** https://voltformer.com/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork
- **Markdown:** https://voltformer.com/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork.md

## 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.

[Destia article](https://destia.fi/en/article/the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork/)

## 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.

[Destia article](https://destia.fi/en/article/the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork/)

## 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.

[Destia article](https://destia.fi/en/article/the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork/)

## Related company profiles

- [Destia](https://voltformer.com/epc-contractors/destia) · [Markdown](https://voltformer.com/epc-contractors/destia.md)

## Other languages

- [en](https://voltformer.com/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [tr](https://voltformer.com/tr/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [de](https://voltformer.com/de/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [ru](https://voltformer.com/ru/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [es](https://voltformer.com/es/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [ar](https://voltformer.com/ar/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [it](https://voltformer.com/it/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)
- [pt](https://voltformer.com/pt/news/destia-2026-03-04-the-largest-battery-storage-in-the-nordics-was-built-with-precise-teamwork)

[Company and energy news](https://voltformer.com/news.md) · [Voltformer catalog](https://voltformer.com/catalog)