Installing a Solar Off-Grid System 18- Wiring the Charge Controller Completed

This is my step by step video series on how to install an off-grid stand-alone battery backup solar power system.
Showing the completed wiring of the Outback FlexMax FM80 80Amp Charge Controller.
System specs and major component parts:
48Volt Nominal System
4100Watt Solar Array (18 x 230Watt SoPray Polycrystalline Photovoltaic Solar Panels)
4400Watt 48V Magnum Pure-Sine Inverter,
Outback FM80 80Amp Charge Controller with MPPT
16 x L-16 6V Deep Cycle Batteries
Main Enclosure Panel (Custom API E-Panel)
Midnight Solar 6 String Combiner Box
ProSolar Roof Rack and Fast Jack Mounting
**Solar power arrays and components are designed to be installed by professionals. They are Dangerous electrical instruments. Misuse could result in injury or death. Please do not try this at home.