MOLâs new generation of âeco-friendlyâ efficient PCTCs are entering service; they feature MacGregor RoRo access outfits from Cargotec and are the worldâs first car carriers to have all of their RoRo equipment electrically-driven. Cargotecâs growing electric-drive RoRo reference portfolio now includes the first vessel to have all-electrically-driven RoRo access equipment entering service. The 4,000-unit pure car truck carrier (PCTC), Iris Ace, is owned and operated by Japanese company, Mitsui O.S.K.