You will need wiring to connect the components of your renewable energy system together. See our Video on Home Solar System Wiring , and learn NEC requirements and best practices for wiring a photovoltaic (solar electric) system.
Identifying the proper gauge wire is essential to a safe and code compliant system. We suggest reading Recommended Inverter Cables Sizing and Breakers or Fuses and MC Cable Types. And then using our Wire and Cable Sizing Calculator.