Facts About Generators

Cummins/Onan QSN14-G2 Engine

The Cummins/Onan QSN14-G2 is a 14 L turbocharged, charge air cooled engine rated at 1500 rpm. It powers generator sets from Cummins/Onan, including the C400D5P. It holds 38.6 L (10.2 gal) of oil and 51 L (13.5 gal) of coolant.

Engine specifications

Oil capacity38.6 L
Coolant capacity51.0 L
Displacement14.0 L
AspirationTurbocharged, Charge Air cooled
Rated speed1500 rpm

Generator sets powered by this engine