3 ms·USB connector was not simply designed for 10 amps or how much they push through it.by jkot 12y agoUSB connector was not simply designed for 10 amps or how much they push through it.bri3d 12y agoUSB-C has a new connector and specifies voltages up to 20V, which will cut the amperage vs. old 5V USB chargers by a factor of four.sfeng 12y agoIf they use the current 45 watt charger power, at the maximum 20V allowed by USB-C, you're looking at about 2.6 amps.