With storage attach-rates soaring, SunPower adds most-requested battery storage to its offerings SunPower Financial introduces loan and lease financing for Powerwall 3, making home backup even more accessible RICHMOND, Calif., May 22, 2024 /PRNewswire/ -- SunPower (NASDAQ:SPWR), America's highest-rated† residential solar energy company, today announced it will now be offering Tesla Powerwall 3 as part of its curated portfolio of high quality and affordable solar and storage products. "Homeowners are increas ...