LSWR SR S15

Built by LSWR, SR

Length

19.98 m

65 ft 7 in

Track gauge

1,435 mm

Standard gauge

Years built

1920–1936

45 units

Axle arrangement

2'C' h2

Overview of the LSWR SR S15

Explore the SR S15, a distinguished steam locomotive that served the Southern Railway in the United Kingdom.

Built between 1920 and 1936, this iconic engine features a 4-6-0 Whyte classification and a standard gauge of 1435 mm.

Measuring an impressive 19.98 meters in length, the SR S15 was renowned for its substantial tractive effort of 132 kN, making it a capable performer on the railway lines.

This locomotive stands as a testament to the robust engineering and operational excellence of its era, embodying the power and reliability expected of early 20th-century steam traction.

LSWR SR S15 technical specifications

	Value	Imperial / US
Built by	LSWR, SR · 1920–193645 units
Tractive effort	132 kN29,675 lbf	29,675 lbf
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	2'C' h2
Whyte notation	4-6-0
Length	19.98 m65 ft 7 in	65 ft 7 in