S12 925 arriving Colombo Fort in 02.04.2023
SLR Class  :- S12
Introduction years :- 2012 to 2013
No of Sets :- 13
Power car Nos  :-  917 to 939
Builder :-  CSR Qingdao Sifang Co. Ltd
State :- China
Prime Mover  :- MTU 12V 4000 R41
Mode of Power transmission :- Diesel Electric (AC to DC Power Transmission)
Power  :- 1950 hp 
rpm :- 1800 
Weight :- 74 ton
Length :-  50’
Wheel arrangement :-  Bo-Bo
Brake system :- Air and Dynamic 
Max speed  :- 120 Km/h
Gauge :- 1676 mm 
Type :- Diesel Multiple Unit
Purpose/Used line :-
4 sets for suburban service.
7 sets for up country service.
2 sets for Air-condition intercity service.
Set Formation : 
Suburban sets : Power car, four 3rd class compartments and dummy car.
Up country sets : Two power cars, one 1st class Air-condition compartment, three 2nd class compartment, three 3rd class compartment and one 3rd class buffet unit.
Air-condition: Two power cars, Six  1st class Air-condition compartment and class Air-condition buffet unit.

S12 919 used for first testing  run on Beliattha line.
S12 934 and 939 used for Inaugural run on Beliattha line in 02.11.2019
S12 927 and 935 used for Inaugural run No 1038 Kandy-Colombo train run in 22.11.2019 
S12 933 used for Inaugural run “Kelani Valley Odyssey”  Special Tourist train Colombo Fort to Waga in 15.01.2023


Information as at  11.04.2023

classs12 csrqingdaosifangcoltd dieselmultipleunit dmu srilankatransport srilankarailways ceylongovernmentrailway ceylonrailway passengertrain colombofort thebluetrain s12925