Ngokufana ne-capacitors, iintambo zamandla, emva kokugcinwa kwentlawulo kunye nokuvelisa intsimi yombane, ziyakwazi ukukhulula umrhumo kunye nokugcina indawo yombane ngexesha elithile. Ebudeni bale nkqubo yokugcina kunye nokukhulula intlawulo, iintambo zombane ziba nokuguquguquka kumandla ombane kunye nokuxinana kwentlawulo, izinto ezihlala zichaphazela umgangatho kunye nokusebenza kwentambo.
Iintambo zamandla zinokuthelekiswa ne-capacitors zombini ngokwesakhiwo kunye ngokubhekiselele ekusebenzeni. Ngokwesakhiwo, i-conductor, i-insulator, kunye ne-sheath yangaphandle ngaphakathi kwentambo ifana kakhulu nee-electrodes, i-dielectric, kunye nezinto zokugubungela zangaphandle ngaphakathi kwe-capacitor. Ukusebenza -ngobulumko, iiparamitha zentambo, ezifana namandla asebenzayo, amandla asebenzayo, kunye neeharmonics, zifana kakhulu nezo ze-capacitors.