Norway · the named batteries
Longyearbyen energilager
Operating, 8.8 MW and 9.2 MWh, in Longyearbyen (Svalbard), owned by Svalbard Energi AS. Every fact below is as a published source states it, with the address beside it; a field not shown is one no source gives.
The battery
| Power | 8.8 MW |
| Capacity | 9.2 MWh |
| Duration | 1.0 hours |
| Kind | Grid support on an island grid |
| Status | Operating, as of March 2026 |
| Stated date | 2023, actual |
| Municipality | Longyearbyen (Svalbard) |
| Bidding zone | none: Svalbard is not on the mainland grid |
| Placed on the map | not drawn: Svalbard is outside the mainland grid |
Who is behind it
| Owner | Svalbard Energi AS |
| Brønnøysund number | 927978806 |
What the sources say
NVE calls it Norway's largest battery. Installed in 2023 beside diesel generators to hold the island grid steady after the coal plant closed. Svalbard is not connected to the mainland grid and sits in no bidding zone, so it cannot sell into Statnett's markets.
Evidence and sources
- NVE fact sheet 04/2026 (size and year): publikasjoner.nve.no/fakta/2026/fakta2026_04.pdf
- Brønnøysund register (owner): data.brreg.no/enhetsregisteret/oppslag/enheter/927978806
Statnett publishes no meter, price or instruction per battery, so this page carries no money; what one megawatt would be paid in each reserve market is on the markets page. List id NO-B01.