The PSI HD 21.9L CAC is a 21.9 L turbo engine rated at 1800 rpm. It powers generator sets from MTU, including the 12V0183 GS400 and MTU 12V0183 GS400. It holds 47.1 L (12.4 gal) of oil and 52.3 L (13.8 gal) of coolant.
| Oil capacity | 47.1 L |
|---|---|
| Coolant capacity | 52.3 L |
| Displacement | 21.9 L |
| Aspiration | Turbo |
| Rated speed | 1800 rpm |