Cummins XCEC 15NFE Natural Gas Engine — 530-630 PS (China VI)
The Cummins XCEC 15NFE is the flagship 14.5L inline-6 natural gas engine, delivering 530-630 PS with SPI single-point gas injection technology. Featuring exceptional low-speed torque across a wide 1000-1400 RPM range for superior starting, acceleration, and climbing performance. Gas consumption reduced 3-6% (engine level), with powertrain optimization contributing an additional 1-2% savings for a total 4-8% vehicle-level reduction. Validated with 4 million+ km road testing and 40,000+ hours of bench durability. China VI (国六) certified.
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Technical Specifications
| Displacement | 14.5 Liters |
| Power Range | 530 - 630 PS |
| Cylinders | Inline 6 |
| Fuel Type | Natural Gas (LNG/CNG) |
| Fuel System | SPI Single-Point Gas Injection |
| Aspiration | Turbocharged & Intercooled |
| Torque RPM Range | 1000 - 1400 RPM |
| Emissions | China VI (国六) |
| Gas Consumption | 4-8% Reduction (vehicle level) |
| Validation | 4M+ km Road / 40K+ hrs Bench |
| Family Variants | 15N (470-580PS), 12N (460-490PS), D6.7N (190-280PS) |
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