Ana amfani da tasfoma masu ƙarfi a matsayin manyan masu sauya wutar lantarki a cikin kayan wutar lantarki masu yawa, kuma ana amfani da su azaman babban injin inverter na samar da wutar lantarki a cikin manyan injin inverter da injin walda.Dangane da mitar aiki, ana iya raba shi zuwa jeri da yawa: 10kHz-50kHz, 50kHz-100kHz, 100kHz ~ 500kHz, 500kHz~1MHz, da sama da 1MHz.A cikin yanayin babban ƙarfin watsawa, na'urorin wuta gabaɗaya suna amfani da IGBTs.Saboda yanayin yanayin kashewa na yanzu na IGBT, mitar aiki ba ta da ƙarfi;idan ikon watsawa yana da ƙanƙanta, ana iya amfani da MOSFETs, kuma mitar aiki yana da girma.