N6230ZC9 Engine, manufactured by Ningbo C.S.I. Power & Machinery Group Co., Ltd., is a reliable and efficient 6-cylinder, 4-stroke, straight-line diesel engine. It delivers a rated power of 1250 kW at 1000 r/min, with a bore of 225 mm and a stroke of 320 mm. The N6230ZC9 engine fully complies with the IMO Tier II emission requirements, ensuring excellent performance, durability, and environmental compliance for marine propulsion applications.
N6230ZC9 Engine Technical Parameter
| Engine model | N6230ZC9 |
| Rated power | 1250 kW |
| Rated speed | 1000 r/min |
| Bore x stroke | 225 x 320 mm |
| Type | 4 stroke, straight-line, 6 cylinders |
| Displacement / CYL | 12.72 L |
| SFOC | ≤185+3% g/kW·h |
| SLOC | 0.6 g/kW·h |
| Start method | Compressed air motor |
| Comp. ratio | 15 |
| Crankshaft direction | Port engine：Counterclockwise(aft.end) |
| Piston Lifting height | 1650 mm |
| Engine overall dimension | 4005x1620x2740 mm |
| Engine weight | 13500 kg |
| Emission standard | IMO Tier II |
Optional Configuration
- Cooler
- Governor
- Silencer
- Exhaust expansion joint
- Classification society
- Emission standard
- N6230ZC9 Marine Engine Datasheet
- N6230ZC9 Diesel Engine Outline Size Installation Diagram
- N6230ZC9 Diesel Engine Operation Manual
- N6230ZC9 Spare Parts Atlas
* Specifications subject to change without prior notice in the interest of continual product improvement. Contact our sales representative for engineering specifications, survey society approvals and classifications.