lithium & solar power LiFePO4 — American Wire Gauge (AWG) – Sizes and Currents –...
4 gauge battery cable- Full AWG SIZE
Source Item Hot Selling Online Hifi Speaker Cable 4x2.5mm2 No.13 Awg Gauge Audio Wire For Student Union Party Music 4 Core 2.5mm2 on m.alibaba.com
I bought a roll of 13-14 AWG wire (2.5mm2). According to this chart, I would be safe running a wire from my battery (which is next to my firewall), through the firewall,