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#3085

South African Class 4E

🇬🇧 United Kingdom ·built by North British Locomotive Company· from 1952· class of 40 South African electric locomotives

South African Class 4E, photo 1 of 10
1/10 Original Image: Robert Maidment-Wilson Cropping & enhancment: Pechristener· CC BY-SA 3.0

what is it?

The South African Railways Class 4E of 1952 was an electric locomotive. Between 1952 and 1954, the South African Railways placed forty Class 4E electric locomotives with a 1Co+Co1 wheel arrangement in temporary service on the Natal mainline and from 1954 on the mainline from Cape Town across the Hex River rail pass to Touws River in the Karoo.

who runs it

base stats

  • speed 97 km/htop speed
  • weight 158 tin working order
  • built 40made in total

Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.

fun facts

  • First built 74 years ago, in 1952.
  • Weighs about as much as 26 African elephants (~6 t each).

electric locomotive: Draws power from overhead wires or a third rail and pulls separate carriages.

spec sheet

built
1952–1953
in service from
1952
number built
40
kind
Electric
traction
electric
origin
🇬🇧 United Kingdom
builders
North British Locomotive Company
designer
General Electric Company
operators
Transnet Freight Rail, South African Railways and Harbours Administration
top speed
97 km/h
power
—
gauge
1,067 mm Cape gauge
electric system
3 kV DC catenary
wheel arrangement
(1′Co)+(Co1′)
weight
158 t
nicknames
af, Groen Mamba (Green Mamba), af, Groot Mamba (Large Mamba)

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q7565532, Wikipedia: South African Class 4E (CC BY-SA 4.0).Updated 2026-10-25.

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