Procurement of Battery Storage Solution | Tenderlake

Procurement of Battery Storage Solution

Contract Value:
-
Notice Type:
Contract Notice
Published Date:
29 April 2026
Closing Date:
14 May 2026
Location(s):
EE009 (EE Estonia/EESTI)
Description:
The procurement seeks a contractor to design, supply, and integrate a battery storage system with an existing solar park, ensuring it operates in grid-connected, off-grid, and frequency market participation modes.
The purpose of the procurement is to find a contractor who will prepare the working design, supply, and integrate a battery storage system with the existing solar park and ensure the system operates in the following modes:
● Grid-connected operation
● Off-grid operation
● Participation in frequency markets (FCR, aFRR, mFRR), performing arbitrage considering NordPool SPS prices
● Energy system optimization, self-consumption optimization
The work will be carried out as a turnkey solution from design to obtaining the operating permit. / Grounds for exclusion and qualification conditions: See procurement base documents
The Buyer:
Osaühing Palmse Metall
Osaühing Palmse Metall
Mehaanikakoja
Haljala vald
45405
EE
Additional information:
Link:
Tender documents
Link:
View on Riigihanked (RHR)
CPV Code(s):
09332000 - Solar installation
31434000 - Lithium accumulators
45311200 - Electrical fitting work