The Portable Power Box from Makinex is an emission-free power solution that provides 6 kw of continuous output power combined with up to 15 kWh of battery capacity. The Power Box charges in seven ...

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 series to ...

This little circuit will help you to remove all surplus small ac mains adaptors from your desktop. The circuit is nothing, but a smart dc power box directly powered by the smps of your desktop ...

Austrian company Xelectrix Power has launched a range of battery pack ‘power boxes’ which is said will transform any existing diesel generator into a hybrid power solution. Targeted at a range of end ...