The South African Class Experimental 3 2-8-0 of 1903 is a South African steam locomotive from the pre-Union era in the Cape Colony.In 1903 the Cape Government Railways placed a single experimental 2-8-0 Consolidation type tandem compound steam locomotive in service based on its Schenectady built 8th Class of 1901. It was similar to the tandem compound delivered a year earlier but with a larger firegrate and an increased heating surface.