Ikhoyili ye-inductance, ekwabizwa ngokuba yi-inductor, yinxalenye yombane eyenzelwe ukugcina amandla kwindawo yamagnetic xa umbane uqukuqela kuyo. Ibandakanya inxeba locingo kwikhoyili, ehlala ijikeleze umbindi owenziwe ngezinto ezifana nentsimbi, i-ferrite, okanye umoya. Umsebenzi oyintloko wekhoyili ye-inductance kukuchasa utshintsho lwangoku, ipropati eyaziwa ngokuba yi-inductance, ilinganiswe kwi-henries (H).