Adapted from the Better Buildings Financial Navigator, the following summary describes key benefits of each financing mechanism and the parties typically involved. For more information, click the hyperlinks or see the appendix for additional resources. . Grid-Connected Batteries: These systems store energy from the grid when electricity prices are low and discharge it when electricity prices are high, reducing your overall energy costs. Some systems even combine both solar and grid functions, offering more flexibility for homeowners who want to. . What financing options are available for homeowners installing energy storage? Homeowners considering investing in energy storage have various financing avenues at their disposal. In contrast, specialized mechanisms include power purchase agreements, commercial. . In 2025, solar. If they can't, then a solar lease or PPA is the best option. As a professional manufacturer in China, produces both. .