SES
A battery installation of 39.6 MW and 140 MWh in Alcalá de Guadaíra, Sevilla, authorised to build. Every fact below is the gazette’s own, from the latest act that states it, and every act is linked.
In the gazette
| Battery power | 39.6 MW |
| Storage | 140 MWh |
| Hours at full power | 3.5 |
| Promoter | Senen Energía, SL |
| Configuration | Added to a plant |
| Plant it is added to | SES, 46.2 MW, solar |
| Access capacity | 40.8 MW |
| Municipality | Alcalá de Guadaíra |
| Province | Sevilla |
| Substation | Don Rodrigo 400 kV |
| Step reached | Authorised to build |
Every act, oldest first
| Published | What the act does | Authority | Act |
|---|---|---|---|
| 25 Feb 2026 | Public consultation | Subdelegación del Gobierno en Sevilla | BOE-B-2026-5747 |
| 20 Jul 2026 | First authorisation (autorización administrativa previa), authorisation to build (autorización administrativa de construcción); 39.6 MW, 140 MWh | Ministry for the Ecological Transition, Directorate-General for Energy Policy and Mines | BOE-A-2026-15831 |
Each act was read in full and every figure checked against the act’s own words. Where acts differ, the latest act that authorises the installation gives the figure above. Source: Boletín Oficial del Estado. Basado en datos de la Agencia Estatal Boletín Oficial del Estado.