PW100 (Pratt & Whitney Canada)

PW100 is more descriptive of the family than of one particular engine. Engines in the family are PW118, 121, 123, 127, etc., up to the PW150. This is a larger class of engine than the PT6A, and is primarily intended for large regional commuters. The 150 features an added axial compressor, and is effectively a much larger engine.

PW 100
Engine statistics
Specification PW119B PW124B PW150
Application Do. 328-110 ATR 72 Dash 8-400
T/O Power 2180 shp 2400 shp 5071 shp
T/O SFC 0.49 0.468 0.433
Cruise Power


Cruise SFC


Max pwr. pressure ratio 13.2 13.9 18
Length (in) 81 84 95.4
Dia (in) 31 25 44.7
Weight 921 lb 1060 lb 1521 lb




















PT6A : LTS101