(can + a few centimeters to depreciate) 19 gauge ( wire diameter 0.9mm ) : 3 x 40cm( 16 inch), 5cm(2 inch) 24 gauge ( wire diameter 0.5mm ) : 100cm (40 inch) ...

For standard non-metallic (NM) copper cable, these amperage and wire gauge capacities help you calculate what size wire you need. Use the electrical wire size chart when working with copper wires.