Belgium · the batteries
Auvelais Energy Storage
Being built, 76 MW · 304 MWh, in Sambreville, owned by Energy Solutions Group. Every fact below is as a published source states it, with the address beside it; a field not shown is one no source gave, and nothing is guessed.
The battery
| Power | 76 MW |
| Capacity | 304 MWh |
| Duration | 4.0 hours |
| Status | Being built, as of 19 October 2026 |
| Owner’s date | 2027, expected in the first quarter of 2027 |
| Municipality | Sambreville, Auvelais, Namur |
| Grid connection | Elia 150 kV, a substation on the site |
| Placed on the map | at Auvelais, the place its source names, in Sambreville (GeoNames) |
Who is behind it
| Owner | Energy Solutions Group |
| Ultimate owner | Patronale Life (majority) |
| Traded by | Centrica Energy |
| Built by | Tesla (82 Megapack 2XL); SPIE |
Not published anywhere we have found: developer. The page says so rather than guessing.
Not in Elia’s list
Elia does not schedule this battery, because it is not yet running.
Evidence and sources
From the owners’, developers’ and builders’ own releases and the trade press, read by Vitreous, joined to Elia’s list by name. This page carries no money: no Belgian body publishes what a named battery earns. List id BE-B25.