The Central South African Railways Class E 4-10-2T of 1901 was a South African steam locomotive from the pre-Union era in the Transvaal.In 1901 and 1902, during the South African War, the Imperial Military Railways placed thirty-five tank locomotives with a 4-10-2 wheel arrangement in service, built to the design of the Reid Tenwheeler of the Natal Government Railways. In 1902 they came onto the roster of the Central South African Railways and were designated Class E.