Grid-Tie Residential System SunWize Residential Grid-Tie Systems provide reliable power for your home using top quality UL listed products. Each system is pre-packaged to save design time and includes solar modules, UniRac® SolarMount mounting structure, inverters, cables and all necessary hardware and electrical components. The home-run wiring from the solar array to the main panel is supplied by the installer. SunWize grid-tie systems are modular which means you can combine multiple units together or add to your system in the future. All Sanyo panels feature MC connectors/cables pre-wired into a conduit-ready junction box and are equipped with factory installed bypass diodes to provide circuit protection. The anodized aluminum tubular frames are designed for top down mounting clips.