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#4439

MaK G 1204 BB

🇩🇪 Germany ·built by Maschinenbau Kiel· from 1981· model of German diesel-hydraulic locomotive

MaK G 1204 BB, photo 1 of 6
1/6 MPW57 at German Wikipedia ( Original text: MPW57 )· Public domain

what is it?

The MaK G 1204 BB is a four axle B'B' diesel-hydraulic locomotive with and off centre cab design built by MaK in Kiel, Germany. Eighteen of these light freight and shunting locomotives were built which were used mostly on German industrial railways, two units have worked for the Swiss Federal Railways and received the class designation Am 842.

base stats

  • speed 80 km/htop speed
  • power 1.1 MWpower output
  • built 18made 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 45 years ago, in 1981.
  • 1.1 MW is about 13 family cars (~85 kW each) flat out.
  • 12.5 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
1981–1991
in service from
1981
number built
18
kind
Diesel-Hydraulic
traction
diesel
origin
🇩🇪 Germany
builders
Maschinenbau Kiel
top speed
80 km/h
power
1.1 MW
gauge
1,435 mm standard gauge
wheel arrangement
B'B'
length
12.5 m

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

Sources: Wikidata Q1625172, Wikipedia: MaK G 1204 BB (CC BY-SA 4.0).Updated 2026-10-25.

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