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#3312

PKP class SM40

🇵🇱 Poland ·built by Ganz Works· from 1956· Polish code-name for a Hungarian locomotive

PKP class SM40, photo 1 of 6
1/6 Tomasz Górny ( Nemo5576 )· CC BY-SA 4.0

what is it?

SM40 is a Polish code-name for a Hungarian shunting and maneuvering purpose diesel electric locomotive after export from Hungary to Poland and in service at PKP.

who runs it

base stats

  • speed 80 km/htop speed
  • power 441 kWpower output
  • weight 67 tin working order

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 70 years ago, in 1956.
  • 441 kW is about 5 family cars (~85 kW each) flat out.
  • Weighs about as much as 11 African elephants (~6 t each).
  • 11.3 m long: about 3 cars parked nose to tail.

diesel locomotive: A diesel engine on board drives the wheels, usually through a generator (diesel-electric).

spec sheet

built
1956
number built
—
kind
Diesel
traction
diesel
origin
🇵🇱 Poland
builders
Ganz Works
operators
Polish State Railways
top speed
80 km/h
power
441 kW
gauge
1,435 mm standard gauge
wheel arrangement
Bo′Bo′
length
11.3 m
weight
67 t

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

Sources: Wikidata Q3496294, Wikipedia: PKP class SM40 (CC BY-SA 4.0).Updated 2026-10-25.

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