200 kW / 400 kWh: $420–500 per kWh. Containerized multi-unit deployments achieve lower inverter and labor costs per kWh. Small-scale lithium-ion residential battery systems in the German market suggest that between 2014 and 2020, battery energy storage systems (BESS) prices fell by 71%, to USD 776/kWh. With their rapid cost declines, the role of BESS for stationary and transport applications is gaining prominence. Buyers typically see capital costs in the hundreds to low thousands of dollars per kilowatt-hour, driven by project size, technology, and siting. The primary cost drivers are battery modules, balance of system, grid interconnection, permitting, and long-lead equipment. This article presents clear. For a typical 1MW/2MWh (2-hour) grid-interactive container using LFP batteries, the cost distribution is as follows: Battery cells & modules (40–48%) – LFP cells dominate utility-scale designs due to cycle life (6,000–8,000 cycles @80% DoD) and thermal stability. These systems are usually behind-the-meter and serve small factories, workshops, commercial buildings, office towers, and shopping. The system is configured with two Solis 50kW three-phase hybrid inverters (S6-EH3P50K-H), paired with a Dyness BF100-C100 battery system, forming a smart storage solution with a total capacity of 200kWh.