Chojambula chamkuwa cha Transformer ndi mtundu wa mzere wamkuwa womwe umagwiritsidwa ntchito popiringitsa thiransifoma chifukwa chamayendedwe ake abwino komanso kugwiritsa ntchito mosavuta. Chojambula chamkuwa cha thiransifoma chomangirira chimapezeka mu makulidwe osiyanasiyana, m'lifupi, ndi mainchesi amkati, ndipo chimapezekanso mu mawonekedwe a laminated ndi zida zina.