Isuzu
4JJ1X
4J-Series
Isuzu 4JJ1X 2.999L 4-cylinder diesel engine for generator sets. 71 kW prime at 60Hz. U.S. EPA Final Tier 4.
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
50 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 57 | 51.3 | 64.1 |
| Standby Power | 62.7 | 56.4 | 70.5 |
60 Hz2160 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 71 | 63.9 | 79.9 |
| Standby Power | 78.1 | 70.3 | 87.9 |
Note: The manufacturer does not publish a separate kWe rating for this engine. kWe values shown are estimated from the rated mechanical output (kWm) using a conservative 90% alternator efficiency factor.
Technical Specifications
| Brand | Isuzu |
| Model | 4JJ1X |
| Series | 4J-Series |
| Configuration | Turbocharged, Intercooled |
| Cylinders | 4 |
| Displacement | 2.999 L |
| Fuel Type | Diesel |
| Emissions Standard | U.S. EPA Final Tier 4 |
| Country of Origin | Japan |