#1149

LSWR S11 class

🇬🇧 United Kingdom ·built by Nine Elms Locomotive Works· from 1903· class of 10 two-cylinder 4-4-0 locomotives

1 photo from Wikimedia Commons · credits & licences

1. BASA-3K-7-518-31: Unknown author Unknown author· Public domain

what is it?

The LSWR Class S11 was a class of 10 4-4-0 steam locomotives built for express passenger work on the London and Southwestern Railway by Dugald Drummond in 1903.

who runs it

London and South Western Railway Southern Railway British Rail Southern Region of British Railways

base stats

built 10made 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 123 years ago, in 1903.
19.2 m long: about 4 cars parked nose to tail.
Served for 51 years (1903–1954).

steam locomotive: Burns coal, wood or oil to boil water; the steam drives pistons that turn the wheels.

spec sheet

built: 1903
in service from: 1903
retired: 1954
status: retired
number built: 10
kind: Steam
traction: steam
origin: 🇬🇧 United Kingdom
builders: Nine Elms Locomotive Works
designer: Dugald Drummond
operators: London and South Western Railway, Southern Railway, British Rail, Southern Region of British Railways
top speed: —
power: —
gauge: 1,435 mm standard gauge
wheel arrangement: 4-4-0
length: 19.2 m

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

Sources: Wikidata Q6460089, Wikipedia: LSWR S11 class (CC BY-SA 4.0).Updated 2026-10-25.