Volvo Penta D6-400 Aquamatic Sterndrive Marine Diesel Engine 400HP – Unmatched Power, Efficiency, and Control | JB Marine GmbH
The Volvo Penta D6-400 Aquamatic Sterndrive Marine Diesel Engine sets a new standard in marine propulsion performance, combining 400 horsepower, robust design, and exceptional fuel efficiency. Built for both recreational and commercial vessels, this 6-cylinder, 5.5-liter common-rail diesel engine delivers superior acceleration, low emissions, and long-term reliability.
At JB Marine GmbH, we supply and service genuine Volvo Penta engines across Germany and Europe. Our customers trust us for authentic parts, expert support, and factory-certified performance that ensures smooth sailing in every sea condition.
The Power Behind the Volvo Penta D6-400 Aquamatic
Precision-engineered to deliver maximum torque and acceleration, the Volvo Penta D6-400 features a turbocharged and supercharged configuration with a charge air cooler, achieving exceptional responsiveness across the entire RPM range.
Equipped with Variable Geometry Turbo (VGT) technology, double overhead camshafts, and common-rail fuel injection, this high-performance marine diesel engine offers unparalleled efficiency, smoothness, and low noise levels, making it one of the most refined propulsion systems in its class.
Technical Specifications
| Specification | Details |
|---|---|
| Rated Power | 400 HP (294 kW) |
| Cylinders | 6 |
| Displacement | 5.5L |
| Aspiration | Turbo and compressor with charge air cooler |
| Fuel Injection | Common-Rail Diesel Injection |
| Control System | Volvo Penta Electronic Vessel Control (EVC) |
| Cooling System | Heat Exchanger with Freshwater Cooling |
| Fuel Consumption | 219 g/kWh |
| Emissions Compliance | IMO NOx Tier II, EU RCD Stage II, EPA Tier 3 |
| Maximum RPM | 3500 |
Key Features and Benefits of the Volvo Penta D6-400
Long Service Life and Proven Reliability
The Volvo Penta D6-400 is built upon a refined, time-tested platform, ensuring durability and consistent performance. Its heavy-duty aluminum cylinder block and head deliver exceptional corrosion resistance and longevity, ideal for long-term commercial or leisure use.
Compact Yet Robust Design
Despite its power output, the D6-400’s symmetrical layout and lightweight build allow for easy installation and maintenance, even in confined spaces. The optimized power-to-weight ratio ensures top performance with minimal fuel burn.
Unmatched Marine Torque and Acceleration
The D6-400 excels at rapid acceleration and strong load-carrying capacity. With high torque at low RPM, it provides outstanding control and power, whether maneuvering in harbors or cruising offshore.
Exceptional Fuel Efficiency and Environmental Performance
The common-rail injection system ensures precise fuel delivery, optimizing combustion and reducing emissions. Combined with the Aquamatic Sterndrive transmission, it provides lower fuel consumption and reduced operating costs, meeting modern eco-efficiency standards.
Advanced Electronic Control Systems
The integrated Electronic Vessel Control (EVC) platform connects the engine, steering, and throttle systems for seamless operation. Additional features include:
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Cruise Control for stable speed management
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Single-Lever Mode for simplified handling
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Joystick Docking for intuitive low-speed maneuvering
For commercial applications, the Marine Commercial Control System (MCCS) ensures easy integration with onboard electronic systems and advanced diagnostics.
Reliable Freshwater Cooling
A freshwater cooling circuit prevents internal corrosion, protecting engine components from saltwater damage. The heat exchanger system maintains optimal operating temperatures, ensuring reliable performance under all conditions.
Enhanced Maneuverability with Joystick Steering
Volvo Penta’s joystick steering system revolutionizes docking and tight-space navigation. Integrated electronic controls deliver precision steering, improved safety, and effortless control, ideal for single-operator vessels.
Why Choose JB Marine GmbH for Volvo Penta Engines
As a trusted Volvo Penta specialist in Germany, JB Marine GmbH provides genuine marine engines, parts, and full technical support to customers across Europe.
Whether you operate a luxury yacht, patrol craft, or commercial vessel, we deliver factory-certified Volvo Penta systems tailored to your vessel’s exact needs.
What You Get with JB Marine GmbH
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Genuine Volvo Penta D6-400 with full manufacturer warranty
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Expert technical consultation and installation support
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Fast and secure shipping throughout Germany and the EU
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Comprehensive after-sales service and maintenance packages
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Access to genuine Volvo Penta spare parts and accessories
With JB Marine GmbH, you’re not just buying an engine, you’re investing in global reliability, engineering excellence, and continuous support.
Official Warranty Coverage
Every Volvo Penta D6-400 Aquamatic from JB Marine GmbH includes a manufacturer-backed warranty to ensure complete peace of mind.
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Standard Warranty: 3 years or 1,000 operating hours (whichever comes first)
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Extended Warranty Options: Available upon request
For warranty claims or service assistance, contact our dedicated support team via phone or email. We handle all diagnostics, servicing, and maintenance using official Volvo Penta protocols and genuine components.
Frequently Asked Questions
What is the price of a Volvo Penta D6-400 Aquamatic Sterndrive engine?
Pricing depends on configuration, optional features, and current availability. Contact JB Marine GmbH for the latest Volvo Penta D6-400 price offers and shipping estimates.
Is the D6-400 suitable for commercial use?
Absolutely. The engine is widely used in commercial vessels, fishing boats, patrol craft, and pleasure boats, known for its robust torque and proven reliability.
Are genuine Volvo Penta parts included?
Yes. Every D6-400 purchased through JB Marine GmbH includes genuine Volvo Penta components for maximum longevity and consistent performance.
How can I order a Volvo Penta marine engine?
You can order directly through jbmarinegmbh.de or by contacting our sales department for personalized assistance.
Do you ship internationally?
Yes. JB Marine GmbH provides secure shipping services across Germany, Europe, and select international destinations, offering both express and freight options for large engines.
Order Your Volvo Penta D6-400 Aquamatic Sterndrive from JB Marine GmbH
When you demand power, precision, and dependability, choose the Volvo Penta D6-400 Aquamatic Sterndrive. Backed by JB Marine GmbH’s expert service, genuine parts, and manufacturer warranty, it’s the ultimate solution for any professional or recreational vessel.
Visit https://jbmarinegmbh.de/ to explore our full selection of Volvo Penta marine diesel engines or request a custom quote from our technical team today.









