In this work we describe the development of cost and performance projections for utility-scale lithium-ion battery systems, with a focus on 4-hour duration systems. The projections are developed from an analysis of recent publications that include utility-scale storage . . The project structure demonstrates a deliberate collaboration between ESCOM, the Energy Regulator, Government of Malawi USAID"s Power Africa, and the country"s Presidential Delivery Unit, building on But what will the real cost of commercial energy storage systems (ESS) be in 2025? Let"s analyze. . The Alliance is helping the government-owned Electricity Supply Corporation of Malawi (ESCOM) deploy and operate a 20 MW battery energy storage system (BESS). Read more about BESS This battery system will strengthen Malawi"s grid and enable a far steadeir uptake of variable power from renewables. . The Government of Malawi has sought technical assistance in order to accelerate its energy transition and in particular to facilitate the government's procurement of renewable electricity projects. Backed by our Alliance, and implemented by the state utility ESCOM, the project will install a 20MW/30MWh battery system in Lilongwe. Cole, Wesley and Akash Karmakar. . Here are some key points:Developer Premiums: Development expenses can range from £50k/MW to £100k/MW depending on the project's attractiveness1.