Storage site at Synthese
A battery of 25 MW and 25 MWh in Saint-Avold, on RTE’s transmission grid, in service since 11 October 2021. Every fact below is the national register’s own, and a field not shown is one the register leaves blank.
In the national register
| Power | 25 MW |
| Energy | 25 MWh |
| Hours at full power | 1.0 |
| Charging power | 25 MW |
| In service | 11 October 2021 |
| Commune | Saint-Avold, Moselle, Grand Est |
| Network | RTE, 63 kV |
| Substation it connects through | SYNTH |
| Placed on the map | near RTE’s ST-Avold, 63 kV substation in Saint-Avold, whose position RTE publishes only approximately |
| EIC code | 17W0000013536496 |
| Name as filed | SYNTHS01-STOCKAGE N0 01 DE SYNTHESE |
What is not published
Who owns this battery, who trades its power, and what it earns: the register carries none of these, and no French body publishes a battery’s metered output or the instructions RTE gives it.
Source: Registre national des installations de production et de stockage d’électricité, register of 31 August 2026, on ODRÉ, Licence Ouverte 2.0. Substation positions from Caparéseau.