I-Box transformer (evame ukubizwa ngokuthi "i-box transformer") iyisethi ephelele yemishini yokusabalalisa amandla eyakhiwe imishini yamandla aphezulu, i-power transformer, imishini kagesi ephansi kanye nemishini yokusiza. I-Canwin, umkhiqizi nomhlinzeki we-box transformer ochwepheshe, ogxile ku- substation type transformer kanye nomklamo we-box type transformer wendabuko egobolondweni lebhokisi, i-box type transformer iyidivayisi kagesi eguqula amandla abe yi-alternating current ngenhloso yokudlulisa amandla kusuka kwelinye iphuzu kuya kwelinye. Ngevolumu encane, isisindo esincane, umsindo ophansi, ukulahlekelwa okuphansi, ukuthembeka okuphezulu. I-Transformer box isetshenziswa kabanzi ezindaweni zokuhlala, izikhungo zezentengiselwano, iziteshi zokukhanya, izikhumulo zezindiza, amafektri kanye nezimayini, amabhizinisi, izibhedlela, izikole nakwezinye izindawo.