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D11-725

Auxiliary Engine (Generator Set) · Auxiliary Engines

Technical data from manufacturer or class sources · not yet verified by a person
533 kWPower
1,145 kgWeight
24Voltage
Volvo Penta in the SpecCodex register — view brand page →

Engineers and operators aboard commercial vessels and high-speed pleasure crafts rely on robust and efficient engines to ensure smooth and reliable operations. Volvo Penta’s D11-725 diesel engine is designed to meet the demands of such environments, offering a powerful and durable solution. This in-line six-cylinder, four-stroke, direct-injected, turbocharged diesel engine with an aftercooler delivers a crankshaft power of 533 kW (725 hp) at 2500 rpm and a maximum torque of 2342 Nm (1727 lbf.ft) at 2100 rpm. The engine complies with stringent emission standards including IMO NOx, EU RCD Stage II, and US EPA Tier 3. Featuring advanced technologies such as an electronic high-pressure unit injector system and an integrated oil cooler, the D11-725 ensures optimal performance and longevity. With a dry weight of 1145 kg (2524 lb), it is well-suited for various marine applications, providing a reliable power source for demanding maritime operations.

Specifications

Technical data.from datasheet

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

TypeIn-line 6-cylinder diesel, turbocharged
Displacement10.84 l🔖
Bore x Stroke123 x 152 mm
Power533 kW (725 hp) @ 2500 rpm
Maximum torque2350 Nm @ 1600-2100 rpm
Voltage24 V🔖
Power (kW)533 kW🔖
Weight (kg)1145 kg🔖
Max. torque2342 (1727) Nm (lbf.ft) @ 2100 rpm🔖
Bore/stroke123/152 mm🔖
📄
Download datasheet (PDF) (390 KB)
Manufacturer documentation

Images from manufacturer documentation.

Photos, drawings and page previews from this model’s datasheet or catalog.

“Technical data according to ISO 8665. With fuel having an LHV of 42700 kJ/kg and density of 840 g/liter at 15 °C (60 °F). Merchant fuel may differ from this specification which will influence engine…”

Volvo Penta D11-725 – Photo (Volvo Penta datasheet S. 1)
Photo · Volvo Penta datasheet · S. 1
Volvo Penta D11-725 – Drawing (Volvo Penta datasheet S. 1)
Drawing · Volvo Penta datasheet · S. 1
Volvo Penta D11-725 – Drawing (Volvo Penta datasheet S. 2)
Drawing · Volvo Penta datasheet · S. 2
Source: Volvo Penta D11-725 datasheet, p. 1
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