The Class 7E1's were designed by Hitachi and built by Dorbyl. The lead unit of this threesome, ready to set off to Mpumalanga with empty coal wagons, is still in its original SAR livery.
Classes 7E, 9E, 11E, 14E, 15E, 19E, 20E and 21E.
7E & 11E are 25kv AC locos. 9E & 15E are 50kv AC locos and the remainder are dual-voltage (25kv AC & 3kv DC).