▁was ▁power ed ▁by ▁two ▁M AN ▁SE ▁super charg ed ▁six - cy l inder ▁M 6 V 4 0 / 4 6 K BB ▁dies el ▁engines ▁each ▁providing ▁, ▁two ▁S iem ens - Sch uck ert ▁G U 3 6 5 / 3 0 ▁double - act ing ▁electric ▁mot ors ▁each ▁providing ▁, ▁and ▁two ▁S iem ens - Sch uck ert ▁silent ▁running ▁G V 2 3 2 / 2 8 ▁electric ▁mot ors ▁each ▁providing ▁. ▁ ▁The ▁sub marine ▁had ▁a ▁maximum ▁surface ▁speed ▁of ▁ ▁and ▁a ▁sub mer ged ▁speed ▁of ▁. ▁When ▁running ▁on ▁silent ▁mot ors ▁the ▁boat ▁could ▁operate ▁at ▁a ▁speed ▁of ▁. ▁When ▁sub mer ged , ▁the ▁boat ▁could ▁operate ▁at ▁ ▁for ▁; ▁when ▁sur fac ed , ▁she ▁could ▁travel ▁ ▁at ▁. ▁U - 3 5 2 6 ▁was ▁fitted ▁with ▁six ▁ ▁tor ped o ▁tub es ▁in ▁the ▁bow ▁and ▁four ▁ ▁C / 3 0 ▁anti - air craft ▁guns . ▁She ▁could ▁carry ▁twenty - three ▁tor ped o es ▁or ▁sevent een ▁tor ped o es ▁and ▁twelve ▁mines . ▁The ▁complement ▁was ▁five ▁officers ▁and ▁fifty - two ▁men . ▁ ▁F ate ▁U - 3 5 2 6 ▁was ▁sc utt led ▁on ▁ 5 ▁May ▁ 1 9 4 5 , ▁in ▁Gel ting ▁Bay ▁near ▁Gel ting ▁as ▁part ▁of ▁Operation ▁Reg en b ogen . ▁The ▁w reck ▁was ▁later ▁raised ▁and ▁broken ▁up