OutBack’s pre-assembled and pre-wired power systems take the concept of fast, easy installation to a new level of performance, value and flexibility with the FLEXpower Radian™. Everything you need, besides power sources and batteries, comes completely integrated—just install the mounting bracket, hang the system on a wall, make the necessary connections and the system is fully operational.The 8kW FLEXpower Radian (FPR-8048A-300VDC) is ideal for applications with medium-sized power requirements—including larger homes and light commercial or backup power systems. GFDI protection comes built into the FLEXmax 100 charge controllers.