This article takes a closer look at the construction cost structure of an energy storage system and the major elements that influence overall investment feasibility—providing valuable insights for investors and industry professionals. For instance, lithium-ion systems tend to. Given the rapid growth of the new energy industry, energy storage stations have become a focal point for investors, thanks to their efficient energy utilization and environmental benefits. However, it's crucial for investors to assess the financial viability of these stations. What Determines EPC Costs for Energy Storage Systems? EPC (Engineering, Procurement, and Construction) costs for energy storage projects. As of 2024, the global energy storage market has grown 40% year-over-year, with lithium-ion battery prices dropping like a post-Christmas sale – from $1,400/kWh in 2010 to just $89/kWh today. But here's the kicker: nearly 40% of projects exceed initial budgets by 15-30%. Let's unpack why lithium-ion battery stations particularly.