Electrical Cable Sizing Calculator based on NOM-001-SEDE-2012, with which electrical feeders from 14 AWG to 750MCM are evaluated by the known methods of voltage drop and losses, as well as the ampacity is not exceeded recommended by the aforementioned Standard, loads can be entered in KW, Watts, HP and KVA, in this version the basic functions of a standard calculator are included and the digital version of the tables that are involved in the calculation of feeders are also included. .