Sonnedix Acquires 260 MW BESS Portfolio in Tuscania, Italy from Sphera Energy
Sonnedix has acquired a 260 MW battery energy storage portfolio in Tuscania, Italy from Sphera Energy, comprising two adjacent standalone projects of 160 MW / 4H and 100 MW / 4H. The deal brings Sonnedix's total BESS portfolio to approximately 2.8 GW and builds on its existing Italian footprint, which surpassed 1 GW of solar PV capacity in March 2026.
Transaction date: · Source: sonnedix.com
Key facts
- Transaction date
- Technology
- Battery Storage (BESS)
- Capacity
- 260 MW
- Transaction price
- Not disclosed
- Buyer
- Sonnedix
- Seller
- Sphera Energy
- Country
- Italy
- Region
- Lazio
- Location
- Tuscania, Lazio, Italy
- Continent
- Europe
- Development status
- Under Development
- PPA
- n.a.
Technology details
Two adjacent standalone BESS projects in Tuscania: one 160 MW / 4-hour duration and one 100 MW / 4-hour duration, totalling 260 MW. Both are standalone battery energy storage system projects. Exact development stage not specified beyond acquisition stage.
Additional information
Acquisition brings Sonnedix's total BESS portfolio to approximately 2.8 GW globally. Sonnedix's total capacity in Italy passed 1 GW in March 2026 following the acquisition of six solar PV plants backed by long-term PPAs. Sonnedix has 11 GW of total global capacity. Italy is described as a core market for Sonnedix's global battery storage and hybridisation strategy.
Source
Original announcement: https://www.sonnedix.com/news/sonnedix-bolsters-hybrid-capabilities-in-italy-with-acquisition-of-260mw-battery-storage-portfolio