The cost of a 30 kW energy storage system varies significantly based on several factors, including the technology type, battery chemistry, brand reputation, installation costs, and regional market conditions. The price can range from $15,000 to $40,000, depending on these. . Rated Output Power: 20kW/30KW/50KW Rated Energy: 51. 2 kWh/ 60 kWh/107 kWh Cooling Way: air cooling Warranty: 60-month warranty from the delivery date Certifications: CE, FCC, UN38. Also, H30 could be programmed to discharge and meet the energy demand on project basis, designed for small businesses. The most special design for this system is the plug & play battery module installation. . The 2020 Cost and Performance Assessment provided installed costs for six energy storage technologies: lithium-ion (Li-ion) batteries, lead-acid batteries, vanadium redox flow batteries, pumped storage hydro, compressed-air energy storage, and hydrogen energy storage.