The Komatsu SA6D140AE is a 15.24 L 6-cylinder turbocharged, aftercooled engine rated at 1800 rpm, producing up to 490 kW. It powers generator sets from WhisperWatt, including the DCA400SSK. It holds 60.9 L (16.1 gal) of oil.
| Oil capacity | 60.9 L |
|---|---|
| Displacement | 15.24 L |
| Cylinders | 6 |
| Aspiration | turbocharged, aftercooled |
| Rated speed | 1800 rpm |
| Gross power | 490 kW |