I-Box transformer (edla ngokubizwa ngokuba yi-"box transformer") yiseti epheleleyo yezixhobo zokusasaza umbane ezakhiwe zizixhobo zombane eziphezulu, i-power transformer, izixhobo zombane eziphantsi kunye nezixhobo ezincedisayo. ICanwin, umenzi kunye nomthengisi wee-box transformer oqeqeshiweyo, ogxile kuyilo lwe- substation type transformer kunye noyilo lwe -box type transformer yendabuko kwigobolondo lebhokisi, I-box type transformer sisixhobo se-elektroniki esiguqula umbane ube ngumbane otshintshanayo ngenjongo yokudlulisa umbane ukusuka kwenye indawo ukuya kwenye. Ngomthamo omncinci, ubunzima obuphantsi, ingxolo ephantsi, ilahleko ephantsi, ukuthembeka okuphezulu. I-transformer box isetyenziswa kakhulu kwiindawo zokuhlala, kwiindawo zorhwebo, kwizikhululo zombane, kwizikhululo zeenqwelo-moya, kwimizi-mveliso nakwimigodi, kumashishini, kwizibhedlele, kwizikolo nakwezinye iindawo.