About Bulgaria advanced energy storage project construction
A 25MW/55MWh battery energy storage system (BESS) has been commissioned in Bulgaria, Eastern Europe, by operator Renalfa IPP, using technology provided by Chinese firms Hithium and Kehua.
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About Bulgaria advanced energy storage project construction video introduction
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4 FAQs about [Bulgaria advanced energy storage project construction]
How many project proposals were submitted in Bulgaria's energy storage procurement procedure?
A total of 151 project proposals were submitted in Bulgaria’s standalone energy storage procurement procedure named RESTORE, which is seeking to support the construction and commissioning of renewable energy storage facilities with a cumulative minimum usable capacity of 3 GWh.
What is the largest battery energy storage system in Bulgaria?
The system is the largest in Bulgaria. Image: Renalfa IPP. A 25MW/55MWh battery energy storage system (BESS) has been commissioned in Bulgaria, Eastern Europe, by operator Renalfa IPP, using technology provided by Chinese firms Hithium and Kehua.
How much money has Bulgaria received for energy projects?
The Ministry of Energy of Bulgaria has received 151 project proposals worth nearly BGN 5 billion ($2.7 billion), more than four times the available funding.
When will a Bulgarian electricity project be implemented?
The investments under the procedure must be implemented and the facilities connected to the electricity transmission and distribution networks on the territory of Bulgaria and put into operation by March 2026. In May 2025, the degree of maturity of the projects and their implementation will be checked.


