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MAN marine diesel engines - OEM spare parts suitable for MAN diesel and energy systems

MAN marine diesel engines power a wide range of heavy-duty applications – from ships to industrial generators. Their reputation for durability and technical excellence makes them the preferred choice across industries, especially in demanding environments like power plants and marine operations. Whether you're looking for modern propulsion systems or maintaining legacy MAN marine diesel engines, reliability starts with the right OEM engine parts suitable for your MAN D engine.

Discover our high-quality OEM spare parts suitable for MAN engines – ideal for use in marine propulsion systems, power generation, commercial vehicles, and industrial installations. Our portfolio also includes components suitable for MAN marine diesel engines, specialized MAN D engines, and hard-to-find parts. Developed to meet the highest technical standards, our components offer performance, durability, and perfect fit – in OEM quality suitable for all types of MAN marine diesel engines.

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 - U1254516212 suitable for MAN D engines

- U1254516212 suitable for MAN D engines

Wiring Harness Warning Signal Compatible with MAN D EnginesDiscover our wiring harness warning signal, an OEM replacement part compatible with MAN D engines. The comparison number U1254516212 ensures that this product meets the highest quality standards. Our wiring harness is specifically designed to provide outstanding performance in demanding applications in marine and stationary sectors.Reliability through OEM Replacement PartsWe offer a wide range of OEM replacement parts for various manufacturers, including MWM, Mercedes-Benz, Deutz, Volvo, MTU, Bosch, and Detroit Diesel. With our extensive experience in the distribution of replacement parts, we ensure that our wiring harness warning signal exceeds your expectations and supports the long-term performance of your engines.

Sale price: €829.88Regular price:€922.09(10% saved)
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 - U1254516206 suitable for MAN D engines

- U1254516206 suitable for MAN D engines

Reliable Wiring Harness with Comparison Number U1254516206 Discover our switchable wiring harness, available under comparison number U1254516206. This OEM replacement part ensures the quality of your engines. Through our comprehensive range, we offer you a product that is optimally tailored to your requirements.Suitable for MAN D Engines Our wiring harness is designed for MAN D engines. Rely on the quality of OEM replacement parts specifically manufactured for superior engine performance. Every product has been carefully inspected to support long-lasting functionality.

Sale price: €484.50Regular price:€538.33(10% saved)
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 - U1254516205 suitable for MAN D engines

- U1254516205 suitable for MAN D engines

Wiring Harness Suitable for MAN D EnginesDiscover our switchable wiring harness (comparison number: U1254516205), designed specifically for MAN D engines. This OEM replacement part offers outstanding durability and functionality for your engines, allowing you to rely on performance in marine and stationary applications.

Sale price: €1,276.00Regular price:€1,417.78(10% saved)
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 - U1254516204 suitable for MAN D engines

- U1254516204 suitable for MAN D engines

Wiring Harness Extension for MAN D EnginesDiscover our wiring harness extension (comparison number: U1254516204), suitable for MAN D engines. This quality product as an OEM replacement part offers a precise fit and ensures optimal performance in marine and stationary applications.Quality from OEM ProductionsOur wiring harness extension differs from aftermarket products due to its excellent quality and durability. As OEM replacement parts, they meet the demands of your engines accurately and efficiently. The comparison number U1254516204 verifies the high standards that we implement to meet your expectations.

Sale price: €1,276.00Regular price:€1,417.78(10% saved)
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WIRING HARNESS - U1254516203 suitable for MAN D engines

WIRING HARNESS - U1254516203 suitable for MAN D engines

Wiring harness suitable for MAN D enginesOur wiring harness (comparison number: U1254516203) is a top-quality OEM replacement part specifically designed for MAN D engines. This wiring harness ensures reliability and efficiency in marine and stationary applications.

Sale price: €1,717.33Regular price:€1,908.14(10% saved)
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 - U1254516201 suitable for MAN D engines

- U1254516201 suitable for MAN D engines

Wiring Harness for Valves – Reliable SolutionDiscover our product: the wiring harness for valves, comparison number U1254516201, which is optimally suited for MAN D engines. This replacement part ensures the highest quality as it comes directly from the manufacturer. Replacement parts offer precise fit and optimal performance compared to aftermarket alternatives.

Sale price: €522.87Regular price:€580.97(10% saved)
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WIRING HARNESS - U1254516200 suitable for MAN D engines

WIRING HARNESS - U1254516200 suitable for MAN D engines

Wiring harness suitable for MAN D enginesDiscover our wiring harness, comparison number U1254516200, suitable for MAN D engines. This wiring harness is essential for the optimal performance of your diesel or gas engine in marine and stationary applications. It provides a reliable connection and contributes to the efficiency of your system.Quality products from OEM manufacturersOur product is an OEM spare part and offers the best quality. OEM stands for Original Equipment Manufacturer, which ensures that you receive a spare part that comes directly from the manufacturer. Thus, our products are the perfect choice when it comes to reliable spare parts.

Sale price: €1,064.93Regular price:€1,183.26(10% saved)
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 - U1254516198 suitable for MAN D engines

- U1254516198 suitable for MAN D engines

Premium Wiring Harness for Performance in Marine ApplicationsDiscover our wiring harness for reading lights, compatible with MAN D engines. The reference number U1254516198 ensures a precise fit for a replacement part that meets the high demands in marine and stationary applications. These replacement components offer you a reliable solution for the optimal operation of your engines.Safety and Efficiency in MAN D EnginesThe wiring harness for reading lights provides the necessary safety and efficiency, especially in demanding operating environments. Trust in the quality of this replacement part, which is specifically designed to maximize the performance of your engines.

Sale price: €266.23Regular price:€295.82(10% saved)
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 - U1254516197 suitable for MAN D engines

- U1254516197 suitable for MAN D engines

Wiring Harness for Reading Lights Suitable for MAN DDiscover our wiring harness for reading lights, suitable for MAN D engines. With the comparison number U1254516197, you receive an OEM replacement part that offers the highest quality. This wiring harness is essential for supporting the functionality of your reading lights and optimizing the performance of your engines.Flexible Shipping for Your NeedsTake advantage of our worldwide shipping, which allows you to receive the wiring harness product quickly and easily. Our comparison number U1254516197 ensures that you get exactly the OEM replacement part you need to enhance the efficiency of your system.

Sale price: €551.66Regular price:€612.95(10% saved)
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 - U1254516194 suitable for MAN D engines

- U1254516194 suitable for MAN D engines

Wiring Harness Suitable for MAN D EnginesDiscover our wiring harness cabinet, specifically designed to meet the requirements of MAN D engines. With the comparison number U1254516194, you receive a high-quality replacement part that offers the utmost precision. Trust our expertise in providing parts for engines.Reliability through OEM Replacement Parts Our OEM replacement parts are characterized by their reliable performance. The wiring harness cabinet suitable for MAN D is an important component that supports your engine operation. With over 1 million replacement parts in our range, we are your partner for the efficient maintenance of engines.

Sale price: €168.85Regular price:€187.62(10% saved)
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 - U1254516193 suitable for MAN D engines

- U1254516193 suitable for MAN D engines

Wiring Harness Cabinet for MAN D EnginesDiscover our wiring harness cabinet, suitable for MAN D engines. The comparison number U1254516193 confirms the quality of our product. As an OEM replacement part, this component has been specially designed to optimize the performance of your engines.Reliable OEM Replacement PartsOur wiring harness cabinet is a robust and reliable OEM replacement part, suitable for use in demanding environments. The comparison number U1254516193 ensures that you receive a product of top quality, ideal for your MAN D engines.

Sale price: €200.51Regular price:€222.79(10% saved)
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 - U1254516189 suitable for MAN D engines

- U1254516189 suitable for MAN D engines

Not just a cable harness – a reliable choiceDiscover our cable harness for the wiper motor, compatible with MAN D. With the comparison number U1254516189, this product is precisely tailored to the needs of your engines. Rely on the reliability and durability of our OEM replacement parts, which are specifically designed for marine and stationary applications.

Sale price: €330.99Regular price:€367.77(10% saved)
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 - U1254516188 suitable for MAN D engines

- U1254516188 suitable for MAN D engines

Discover Cable Harness for MAN D EnginesDiscover our cable harness driving school, which has been specifically designed for MAN D engines. The comparison number U1254516188 stands for tested quality that you can trust in your applications. Our OEM replacement parts offer a perfect fit and ensure reliable performance.Fit and DurabilityThis cable harness is compatible with MAN D engines and impresses with durability and reliability. Our OEM replacement parts are ideally suited for use in demanding environments, such as marine and stationary engines.

Sale price: €954.60Regular price:€1,060.67(10% saved)
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WIRING HARNESS - U1254516186 suitable for MAN D engines

WIRING HARNESS - U1254516186 suitable for MAN D engines

Wiring harness compatible with MAN D enginesOur wiring harness (comparison number: U1254516186) is a reliable OEM spare part that is perfectly suitable for MAN D engines. This product belongs to the cables category and ensures a flawless connection in various applications, whether in the maritime or stationary sector.Quality from original equipment manufacturer productionAt MOPA Motorparts, you will find over 1 million OEM spare parts, including this wiring harness. Our products offer the highest quality at competitive prices, so you always get the best solution for your engines.

Sale price: €474.90Regular price:€527.67(10% saved)
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 - U1254516179 suitable for MAN D engines

- U1254516179 suitable for MAN D engines

Precise Product: Wiring Harness Monitoring DeviceDiscover our product Wiring Harness Monitoring Device, compatible with MAN D engines. The reference number U1254516179 ensures that you receive a spare part specifically designed for these engines. With this reference number, we offer you the highest precision and reliability.Optimal Monitoring for MAN D EnginesThe wiring harness provides excellent monitoring of your engines and increases efficiency in operation. Compatible with MAN D, this spare part has everything you need to keep your systems in optimal condition. The quality speaks for itself and meets all requirements in marine and industrial applications.

Sale price: €815.49Regular price:€906.10(10% saved)
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 - U1254516177 suitable for MAN D engines

- U1254516177 suitable for MAN D engines

Precise Product: Cable Harness Mirror Arm Discover the Cable Harness Mirror Arm with the comparison number U1254516177. This OEM replacement part offers the perfect fit for MAN D engines and ensures reliable performance in demanding applications.

Sale price: €949.81Regular price:€1,055.34(10% saved)
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 - U1254516172 suitable for MAN D engines

- U1254516172 suitable for MAN D engines

Optimal Performance for MAN D EnginesDiscover our product, the wiring harness telematics control module, suitable for MAN D. With the reference number U1254516172, this is an OEM replacement part specifically designed for reliable applications in MAN D engines. Rely on the quality and durability that our replacement parts provide.Precise Fit and CommunicationThe wiring harness ensures optimal connectivity and enables smooth communication within the engines. This OEM replacement part offers the ideal solution for those who prioritize efficiency. With the reference number U1254516172, you are always on the safe side.

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 - U1254516171 suitable for MAN D engines

- U1254516171 suitable for MAN D engines

Reliable Product Suitable for MAN D Engines Discover our cable harness for tachograph, an OEM replacement part that is precisely tailored to the needs of engines. This product is suitable for MAN D engines and ensures optimal performance even in challenging applications. With the comparison number U1254516171, we offer you quality that drives your business forward.OEM Replacement Parts for High Demands Our cable harness for tachograph is a premium OEM replacement part designed for use in MAN D engines. Rely on our long-standing expertise in providing OEM replacement parts that promote the durability and efficiency your machines require.

Sale price: €386.16Regular price:€429.07(10% saved)
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 - U1254516169 suitable for MAN D engines

- U1254516169 suitable for MAN D engines

Wiring Harness Safety Package with Reference Number U1254516169 Discover our Wiring Harness Safety Package, comparable with reference number U1254516169. This OEM replacement part is a reliable choice for your engines, suitable for MAN D engines. It stands out due to the highest quality standards, providing an optimal connection.Suitable for MAN D Engines The Wiring Harness Safety Package has been designed specifically for MAN D, ensuring the necessary safety in your engine. As part of our OEM replacement parts, we offer products that are specially crafted for demanding applications.

Sale price: €121.84Regular price:€135.38(10% saved)
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 - U1254516163 suitable for MAN D engines

- U1254516163 suitable for MAN D engines

Premium Product Compatible with MAN D EnginesDiscover our cable harness inverter, a premium product compatible with MAN D engines. With the reference number U1254516163, you receive an OEM replacement part that offers the highest quality.Reliable Performance for Your EnginesThe cable harness inverter provides reliable performance. Compatible with MAN D engines, this OEM replacement part is designed to support optimal functionality in marine and stationary applications.

Sale price: €1,064.93Regular price:€1,183.26(10% saved)
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 - U1254516162 suitable for MAN D engines

- U1254516162 suitable for MAN D engines

Wiring Harness for Power Supply for MAN D EnginesDiscover our premium product, the wiring harness for power supply, suitable for MAN D engines. With the comparison number U1254516162, you receive an OEM replacement part that meets high quality standards and offers optimal functionality.Reliable OEM Replacement Parts for Your Engines Our OEM replacement parts are specifically designed to meet the requirements of engines. The product, the wiring harness for power supply, impresses with its durability and efficiency. Rely on the comparison number U1254516162 for the best functionality.

Sale price: €661.99Regular price:€735.54(10% saved)
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 - U1254516160 suitable for MAN D engines

- U1254516160 suitable for MAN D engines

Innovative Cable Harness Replacement PartDiscover our cable harness cabinet, an essential OEM replacement part suitable for MAN D engines. With the comparison number U1254516160, it is easy to identify and offers perfect fit for your engines. Rely on the precision your business needs!Quality through OEMOur cable harness cabinet is designed as an OEM replacement part. Suitable for MAN D engines, this product optimally meets the specific requirements of your diesel and gas engines.

Sale price: €93.54Regular price:€103.94(10% saved)
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 - U1254516159 suitable for MAN D engines

- U1254516159 suitable for MAN D engines

Wiring Harness Safety Package for MAN D EnginesDiscover our wiring harness safety package (comparison number: U1254516159), specifically designed to fit MAN D engines. As an OEM replacement part, this product offers superior quality and reliability for your engines in marine and stationary applications.Reliable Performance for MAN D EnginesThe wiring harness safety package plays a crucial role in the safety and efficient functionality of your engines. This OEM replacement part enables long-lasting usage, minimizes downtime, and ensures smooth performance.

Sale price: €873.05Regular price:€970.06(10% saved)
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 - U1254516156 suitable for MAN D engines

- U1254516156 suitable for MAN D engines

Quality Wiring Harness Indicator for MAN D EnginesDiscover our OEM replacement part, the wiring harness indicator, suitable for MAN D engines, with the reference number U1254516156. This product combines the highest quality and functionality to optimize the performance of your engines and enhance their reliability.Reference Number U1254516156 for EfficiencyThe reference number U1254516156 is your key to a durable wiring harness that offers precise functions. Rely on our selected OEM replacement parts, specifically designed for use in demanding environments, to support the efficiency of your machines.

Sale price: €657.19Regular price:€730.21(10% saved)
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OEM spare parts suitable for MAN

MAN is globally known for its advanced engine technology and premium quality. MAN SE, formerly Maschinenfabrik Augsburg and Nürnberg, is renowned for its wide range of high-grade components and MAN engine parts. At MOPA, we supply OEM spare parts suitable for MAN engines from the D-series, including a full range of components for MAN marine diesel engines and MAN D engines.

Made in Germany

The Augsburg facility specializes in the development and production of diesel systems for marine propulsion and power plants, covering an output range from 430 kW to 97,300 kW. The Nuremberg plant focuses on the production of power units for trucks and buses from the D (diesel) and E (gas) series. All components proudly carry the “Made in Germany” label, ensuring the same quality for MAN marine diesel engines and other MAN D engines in demanding applications.

Our product range includes a wide selection of OEM spare parts suitable for MAN engine D-series, ensuring reliable operation in both industrial and marine environments. From critical MAN engine parts to smaller assemblies – we supply everything needed for maximum performance of MAN marine diesel engines and MAN D engines.

Our range includes OEM spare parts for the following MAN diesel engines
MAN diesel engines – OEM spare parts by MOPA

MAN diesel engines - Technical data

A well-known example is the MAN D2842 engine. The designation can be decoded as follows: “28” stands for the bore diameter, which equals 128 mm (by adding 100 to the type number). The “4” stands for the stroke – calculated by multiplying the type number by 10 and then adding 100 – resulting in 140 mm. The “2” indicates the number of cylinders – in this case, 12. Different numbers of cylinders result in varying performance characteristics and application areas.

The importance of engine mounts

Engine mounts play an important role in securing the engine to the chassis while absorbing vibrations and shocks during operation. High-quality mounts help reduce noise, improve ride comfort and protect surrounding components from excessive wear. Worn or damaged engine mounts can lead to misalignment, increased vibration, and even damage to other parts, so timely replacement is essential for maintaining performance and reliability.


MAN D-series engine types – PDF brochure

This PDF brochure presents all engine types in the MAN D series for which we supply spare parts for MAN marine diesel engines, along with their respective areas of application.

Download MAN D-series PDF

Easy identification of OEM spare parts

MAN uses 14-digit system numbers that allow for clear identification of OEM spare parts. This structure enables customers to select exactly the components they need. The part number system simplifies identification, facilitates the ordering process, and ensures compatibility with customer specifications.

Versatile applications

Thanks to their versatility and reliability, MAN systems are used worldwide across many industries. From buses and commercial vehicles to industrial installations and MAN ship engine applications – MAN diesel engines, including every type of MAN marine diesel engine, stand out for their broad applicability. At MOPA, we offer a comprehensive range of spare parts – including essential parts for MAN engines, as well as components for auxiliary units, generators, and main propulsion systems – suitable for MAN marine diesel engines and other applications.

Our selection of OEM spare parts suitable for MAN diesel engines includes:

Why choose MOPA?

With decades of experience as a reliable supplier of OEM spare parts suitable for MAN ship engine systems and MAN diesel motors, we offer not only a large selection of high-quality components, but also clear product identification and fast global delivery. Whether you're operating MAN diesel engines in marine propulsion or industrial settings, or you're searching for hard-to-find MAN engine marine configurations, MOPA delivers suitable OEM spareparts for performance, reliability, and full compatibility. Contact us to learn more about our product range or to place your order directly.

Long-term partnerships for reliable performance

At MOPA, we believe in collaborative partnerships and excellent service – day after day. Our long-standing expertise in the global trade of OEM spare parts suitable for MAN systems has made us a respected partner in the industry.

We support our customers not just as a supplier, but as a reliable point of contact: we answer questions, assist with technical challenges, and provide fast solutions when needed.

Our goal is not just to deliver – but to convince through reliability, expertise, and long-term cooperation. Rely on MOPA as your trusted partner for OEM spare parts – combining technical competence with true commitment.

Did you know?

To optimally protect your OEM spare parts, we offer optional shipping in sturdy wooden crates. This high-quality packaging ensures that sensitive or heavy components are well protected during transport – even under demanding conditions.

This way, we ensure that your goods arrive not only complete, but also in perfect condition – suitable and ready for immediate use in your MAN engine. For us, quality doesn’t end with the product – it begins with secure delivery, backed by trusted MOPA quality.

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