But here's the kicker: commercial users are still scratching their heads about the real costs of 100kW solar storage setups. A typical 100kW system includes: That brings the total to $67,500-$101,000 before. Market analysts routinely monitor and report the average cost of PV systems and components, but more detail is needed to understand the impact of recent and future technology developments on cost. Consequently, benchmark systems in the utility-scale, commercial, and residential PV market sectors. NLR analyzes the total costs associated with installing photovoltaic (PV) systems for residential rooftop, commercial rooftop, and utility-scale ground-mount systems. This article breaks down cost components, explores ROI scenarios, and identifies emerging trends to help you make informed decisions. How much does a 100kW 150kW 200kW solar system cost? PVMars lists the costs of 100kW, 150kW, and 200kW solar plants here (Gel battery design). If you want the price of a lithium battery design, please click on the product page of the corresponding model to find out.