ammo can for a portable enclosure ... and two banana plugs on its top face. [bennelson] is using 12 AWG wire to match the 20A rating of the solar charge controller — including a fuse for ...

For the price of a mid-range Android phone, [Kenneth Finnegan] turned a 50 caliber ammo can into a 50 amp-hour portable power supply. The battery pack uses four 3.5 V LiFePO 4 cells wired in ...