How Puget Sound Energy Homeowners Earn $1,000+ Through Battery Storage Incentives A Tesla Powerwall installed in a Tacoma home provides backup power during winter storms, stores excess solar production during summer afternoons, and earns the homeowner $1,000 at enrollment plus up to $500 annually through Puget Sound Energy's Flex Batteries program. That's $3,500 in utility incentives over five years—on top of the 30% federal solar tax credit—for a system that maintains at least 20% battery capacity reserved exclusively for the homeowner's backup power needs. For PSE customers in Pierce, King, and Snohomish counties evaluating home battery storage, the Flex Batteries program transforms what was already a strong reliability investment into a financially compelling utility partnership. The program pays homeowners to allow PSE limited, automated access to their battery systems during Flex events—periods of peak energy demand when the grid experiences stress from extreme weather or high usage.  This article explains exactly how PSE's Flex Batteries program works, which battery systems qualify for incentives, what enhanced incentives reduce upfront installation costs by up to $10,000 for eligible homeowners, and why Sun's Eye Solar's certification as a PSE Recommended Energy Professional positions us to manage the entire process—from system design and equipment selection through interconnection approval and Flex enrollment.