For a typical Generac solar + storage system, plan for total project costs in the $15,000-$40,000 band, before incentives, with per-kW and per-kWh pricing varying by size and region. Use incentives to reduce out-of-pocket expense and consider long-term energy savings when. Typical buyers pay a wide range for Generac solar solutions, with cost influenced by system size, battery pairing, roof complexity, and installation specifics. Buyers typically see a wide range from compact portable systems to full home backup solutions, with the main cost drivers being battery capacity, inverter size, and whether solar panels. Buyers typically pay a broad range for Generac solar generators, from compact portable units to full home solar battery systems. Assumptions: region, specs, labor hours. Regional price differences can be.