A SunPower Helix Site at Macy’s Distribution Center in Minooka, IL. Annual Production of this array is estimated at 2.524 GWh. This system is comprised of 6,105 SunPower SPR-E20-327 modules and 80 Sunny Tripower 24000TL-US Inverters. This project was led by Foreman Gerald Hoff and Project Manager Peter Hardt. For more information visit SunPower Helix.