Naúrar ƙarfin ƙarfi kalma ce da ake amfani da ita a injiniyan lantarki da kimiyyar lissafi don komawa zuwa naúrar ma'aunin kayan lantarki da aka sani da capacitance. Capacitance shine ikon tsarin don adana cajin lantarki.Si Unit of capacitance shine farad (F), amma ana iya auna ƙarfin ƙarfin a cikin ƙananan raka'a kamar picofarads (pF) ko microfarads ( µF) ko manyan raka'o'i irin su kilofarads (kF) ko megafarads (MF).Don haka, ma'aunin ƙarfi yana nufin duk wata ma'auni da aka yi amfani da shi don bayyana ƙarfin aiki, gami da farad da ƙanƙanta da nau'ikansa. p>