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Otopeni BESS

4-hour standalone battery at the northern edge of Bucharest, 3 km from Henri Coandă Airport.

Ready to Build
Power
40 MW
Energy
160 MWh · 4 h
Grid
110 kV · DSO
Target COD
Q2 2028
Project stage
  1. Concept
  2. Development
  3. Ready to build
  4. Construction
  5. Operation
Timeline
Dec 2025
Grid connection & environmental permit
Q2 2026
EPC shortlist finalised
Q1 2027
Ready to Build
Q2 2028
Commercial operation
Permitting

11 of 15 permits obtained

Urbanism certificateCTES approvalEnvironmental permit (APM)ATRANIFCultural heritage (DJC)ForestryWater (ABA)DSO infrastructureGeotechnical studyTopographic surveyGrid connection agreementDTAC / DTOEBuilding permitANRE authorisation
ObtainedIn progress
Highlights

At a glance

  • Grid connection and environmental permit secured (Dec 2025)
  • 24/7 grid access — no time-of-day limits or hourly caps
  • Only 0.3 km to the 110 kV connection point
  • ~13 km to Bucharest city centre
  • Three EPC proposals received
  • 14-month construction from NTP
Key data
LocationOtopeni, Ilfov County
TechnologyStandalone BESS
ChemistryLFP, utility grade
Capacity40 MW / 160 MWh (4 h)
Battery system36 LFP containers · 216 × 200 kW PCS
Grid110 kV, Rețele Electrice România
PerformanceRTE ≥ 85% · response ≤ 300 ms
Availability≥ 98% · life ≥ 15 years
LandOwned, 20+ year lease
StatusReady to Build

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