For smaller commercial and industrial (C&I) energy storage projects in the 50–500 kWh range, installed costs typically fall in the range of USD $500–$1,000 per kWh.
The average Wellington EK 200kWh system cost ranges between $42,000-$68,000 USD, influenced by these critical factors: "The true value lies not just in upfront costs, but in 10+ years of operational savings," notes a recent industry whitepaper.
All-in BESS projects now cost just $125/kWh as of October 2025 2. With a $65/MWh LCOS, shifting half of daily solar generation overnight adds just $33/MWh to the cost of solar.
As of 2024, the average cost of lithium-ion battery storage systems in North Macedonia ranges between €400/kWh and €650/kWh, depending on scale and technology. Containerized energy storage solutions now account for approximately 45% of all new commercial and industrial storage.