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18V51/60DF

Main Engine 4-Stroke · Main Engines (4-Stroke)

Class-certified type (DNV register) · technical data sheet not yet verified
21,600 kWPower
18Cylinders
510 mmBore
600 mmStroke

Designed for robust and reliable performance, the 18V51/60DF from MAN Energy Solutions is a powerhouse in maritime propulsion. This engine delivers an impressive 6900 kW of power, making it a formidable choice for vessels that require high output and efficiency. The advanced engineering behind this model ensures consistent performance under demanding conditions, minimizing downtime and maximizing operational reliability. With its versatile design, the 18V51/60DF can be seamlessly integrated into various marine applications, providing the strength and dependability needed to meet the most rigorous maritime challenges. Whether powering large commercial ships or specialized vessels, this engine is built to deliver sustained performance without compromising on efficiency. The 18V51/60DF stands as a testament to MAN Energy Solutions' commitment to innovation and reliability in the marine industry, ensuring that operators can rely on consistent power output for their critical operations.

Specifications

Technical data.from datasheet

Every value below comes from the manufacturer datasheet or class-society record on file for this model.

Swept Volume per Cylinder122.6 dm³
Output per Cylinder (MCR)1050 kW @ 500-514 rpm
Diesel Fuel Consumption (85% MCR)176 g/kWh
Gas Mode Consumption (85% MCR)7150 kJ/kWh
Dry Mass - 12V51/60DF (Propulsion)189 t
Dry Mass - 18V51/60DF (Propulsion)265 t
Engine CycleFour-Stroke
Emissions ComplianceIMO Tier II, IMO Tier III (Gas & Diesel+SCR modes)
Fuel FlexibilitySeamless switching between gas/liquid during operation
Power (kW)21600
Speed (rpm)500
Fuel TypeLNG/HFO (Dual-Fuel)
ConfigurationV
📄
Download datasheet (PDF) (431 KB)
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