The Isuzu 4LE2X Tier 4 turbo diesel is a turbo engine rated at 2400 rpm, producing up to 49.2 kW. It powers generator sets from Generac, including the MAC400FHC. It holds 9.5 L (2.5 gal) of coolant.
| Coolant capacity | 9.5 L |
|---|---|
| Aspiration | turbo |
| Rated speed | 2400 rpm |
| Gross power | 49 kW |