Contract to Dev BESS in Kolonnawa Substation

Cabinet Approves Contract to Upgrade Kolonnawa Substation for 100 MWh Battery Storage System

by Staff Writer 03-11-2026 | 6:54 PM


COLOMBO (News 1st): Cabinet approval has been granted to award the contract for the Kolonnawa Grid Substation Upgrade Project, which includes the development of a 100-megawatt-hour (MWh) Battery Energy Storage System.

The proposal was submitted by Minister of Energy Anura Karunathilake.

Accordingly, approval has been granted to award the contract at a cost of USD 1.27 million, EUR 2.61 million and Rs. 555.13 million.

Cabinet approval for the grid substation upgrade was initially granted on September 2, 2024.