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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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WIRING HARNESS - U1254526061 suitable for MAN D engines

WIRING HARNESS - U1254526061 suitable for MAN D engines

Wiring harness suitable for MAN D enginesOur wiring harness (comparison number: U1254526061) is an OEM replacement part designed to work efficiently in various applications. This product offers reliability and durability in your marine and stationary usage.

Sale price: €5,084.82Regular price:€5,649.80(10% saved)
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WIRING HARNESS - U1254526060 suitable for MAN D engines

WIRING HARNESS - U1254526060 suitable for MAN D engines

Wiring harness suitable for MAN D enginesDiscover our wiring harness (comparison number: U1254526060), an essential OEM replacement part designed for MAN D engines. This wiring harness ensures a reliable connection, which is critical for the efficiency and longevity of your engines.

Sale price: €4,969.69Regular price:€5,521.88(10% saved)
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 - U1254526059 suitable for MAN D engines

- U1254526059 suitable for MAN D engines

Wiring Harness EBS5 for MAN D EnginesDiscover our product Wiring Harness EBS5, suitable for MAN D engines. With the part number U1254526059, we offer you an OEM replacement part known for its precision and durability.Convincing OEM Replacement Parts for EnginesOur Wiring Harness EBS5 is ideal for use in diesel and gas engines, with the part number U1254526059 allowing for an effortless replacement. Rely on our over 25 years of experience in the distribution of OEM replacement parts.

Sale price: €2,369.72Regular price:€2,633.02(10% saved)
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 - U1254526058 suitable for MAN D engines

- U1254526058 suitable for MAN D engines

OEM Replacement Part: Hydraulic Wiring HarnessDiscover our hydraulic wiring harness, an optimal replacement part for your needs. This product is suitable for MAN D engines and impresses with the best quality and longevity. With the comparison number U1254526058, this replacement part is an excellent choice for your engines.Comparison Number U1254526058 for Quality and ReliabilityThe comparison number U1254526058 ensures that you receive a fitting replacement part that is precisely tailored to the requirements of your MAN D engines. Rely on our replacement parts that provide the performance and safety you expect.

Sale price: €546.86Regular price:€607.62(10% saved)
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 - U1254526056 suitable for MAN D engines

- U1254526056 suitable for MAN D engines

Optimal Wiring Harness for Efficient PerformanceDiscover our wiring harness for the transmission oil cooler, suitable for MAN D engines. With the comparison number U1254526056, you secure a high-quality OEM replacement part that meets the highest standards. Rely on our expertise in engine replacement parts to optimize the performance of your engines.Precise Technology for Reliable ResultsThis wiring harness for the transmission oil cooler is specifically designed to meet the requirements of MAN D engines, ensuring a precise fit. Reliability is crucial for maintaining the functionality of your engines sustainably. OEM replacement parts offer perfect coordination and durability.

Sale price: €537.26Regular price:€596.96(10% saved)
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 - U1254526055 suitable for MAN D engines

- U1254526055 suitable for MAN D engines

Optimal Product for Your ApplicationsDiscover our product, the wiring harness adapter with the comparison number U1254526055, suitable for MAN D engines. This OEM replacement part offers a precise fit and is the ideal solution for B2B customers who value quality and durability.

Sale price: €261.44Regular price:€290.49(10% saved)
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 - U1254526054 suitable for MAN D engines

- U1254526054 suitable for MAN D engines

Reliable Wiring Harness Transmission for MAN D Engines Discover our wiring harness transmission, specifically designed to be powerful and reliable. This product is perfectly suited for MAN D engines (comparison number: U1254526054) and offers you the quality you expect from OEM replacement parts.Easy Integration and High Performance The wiring harness transmission fits perfectly for various applications and ensures a seamless functional connection. Thanks to our internal controls, we make sure that all OEM replacement parts meet the highest standards, so your MAN D engine operates optimally.

Sale price: €997.78Regular price:€1,108.64(10% saved)
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 - U1254526053 suitable for MAN D engines

- U1254526053 suitable for MAN D engines

Top wiring harness for cooling system Discover our wiring harness suitable for MAN D engines. This OEM replacement part offers outstanding quality and ensures that your cooling system operates efficiently. The comparison number U1254526053 confirms that the product meets your requirements precisely and fits perfectly with your system.Reliable OEM replacement parts As specialists, we offer only OEM replacement parts optimized for use in engines. This cooling system wiring harness meets all standards and contributes to the longevity of your MAN D engines. Rely on our expertise to keep your engine running smoothly.

Sale price: €2,763.07Regular price:€3,070.08(10% saved)
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WIRING HARNESS - U1254526052 suitable for MAN D engines

WIRING HARNESS - U1254526052 suitable for MAN D engines

Wiring Harness: Optimal Solution for Engine FailuresDiscover our wiring harness (comparison number: U1254526052), suitable for MAN D engines. This OEM replacement part ensures a reliable connection of all electrical components and secures optimal performance of your engines.

Sale price: €1,026.56Regular price:€1,140.62(10% saved)
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WIRING HARNESS - U1254526051 suitable for MAN D engines

WIRING HARNESS - U1254526051 suitable for MAN D engines

Excellent Product: Wiring harness suitable for MAN D enginesDiscover our wiring harness, a product (comparison number: U1254526051) specifically designed for MAN D engines. This OEM replacement part offers the necessary precision to optimally support the performance of your unit. Trust our expertise in providing top-quality spare parts.Optimal Performance through OEM Replacement PartsThe wiring harness from our range is the OEM replacement part you need. It is suitable for MAN D engines and ensures seamless integration into your existing system. With the comparison number U1254526051, you can be assured of the best quality and fit.

Sale price: €772.32Regular price:€858.13(10% saved)
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 - U1254526050 suitable for MAN D engines

- U1254526050 suitable for MAN D engines

Optimal Wiring Harness Exhaust System for EnginesDiscover our high-quality product, the wiring harness exhaust system, suitable for MAN D engines. With the comparison number U1254526050, this OEM replacement part ensures a precise fit and reliability. Trust in first-class performance so that your engine runs optimally at all times.Quick Availability through Large InventoryThanks to our extensive stock, we can quickly and easily ship many items. Benefit from high availability and an efficient ordering process.

Sale price: €719.55Regular price:€799.50(10% saved)
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 - U1254526049 suitable for MAN D engines

- U1254526049 suitable for MAN D engines

Premium Wiring Harness ebs5 for MAN D EnginesThe ebs5 wiring harness is a high-quality OEM replacement part compatible with MAN D engines. With the reference number U1254526049, this product ensures precise fit and optimal functionality, thereby minimizing potential downtime.

Sale price: €2,695.91Regular price:€2,995.46(10% saved)
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 - U1254526048 suitable for MAN D engines

- U1254526048 suitable for MAN D engines

High-Performance Wiring Harness ebs5 for MAN D EnginesDiscover our wiring harness ebs5, which is perfectly suited for the demanding applications of MAN D engines. With the reference number U1254526048, this OEM replacement part represents excellent quality tailored to the specific requirements of diesel and gas engines.OEM Replacement Parts – Your Ideal ChoiceEvery item we offer is a quality OEM replacement part that provides durability and reliability. The wiring harness ebs5 is manufactured in accordance with strict standards to optimize the efficiency of your MAN D engines.

Sale price: €2,916.58Regular price:€3,240.64(10% saved)
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WIRING HARNESS - U1254526047 suitable for MAN D engines

WIRING HARNESS - U1254526047 suitable for MAN D engines

Efficient Solution for EnginesDiscover our wiring harness with the comparison number U1254526047, an essential spare part that is suitable for MAN D engines. This product has been developed with the utmost precision to optimize the functionality of your engines while remaining consistently reliable.

Sale price: €2,974.14Regular price:€3,304.60(10% saved)
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WIRING HARNESS - U1254526045 suitable for MAN D engines

WIRING HARNESS - U1254526045 suitable for MAN D engines

Wiring Harness for Your RequirementsDiscover our wiring harness (comparison number: U1254526045), an essential product for the reliable function of your engines. This wiring harness is optimized and provides excellent performance in challenging environments, making it an excellent replacement part.Suitable for MAN D: Reliability and FunctionalityThis product is specifically designed for MAN D engines. Rely on the quality that underpins our replacement parts. Choose the optimal solution for your engines with the comparison number U1254526045.

Sale price: €5,439.80Regular price:€6,044.22(10% saved)
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WIRING HARNESS - U1254526044 suitable for MAN D engines

WIRING HARNESS - U1254526044 suitable for MAN D engines

Wiring harness replacement part for reliable enginesDiscover our wiring harness (comparison number: U1254526044), an OEM replacement part designed specifically for the reliable operation of engines. This product ensures a safe electrical connection and is extremely durable.Suitable for MAN D enginesOur wiring harness is suitable for MAN D engines and ensures optimal functionality. The use of the best materials makes this OEM replacement part an excellent choice for all applications in marine and stationary use.

Sale price: €3,050.89Regular price:€3,389.88(10% saved)
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 - U1254526043 suitable for MAN D engines

- U1254526043 suitable for MAN D engines

Efficient Solution: Wiring Harness Filter Optimize the performance of your engines with our wiring harness filter, part number U1254526043, suitable for MAN D-engines. This OEM replacement part impresses with exceptional quality and durability. Rely on the highest availability and reliability of the product for your needs.OEM Replacement Parts for Various Engines We offer a variety of OEM replacement parts that are perfectly suited for well-known manufacturers such as MWM, Deutz, and Mercedes-Benz. Our products are specifically developed to support engines optimally. Trust in the precise fit of the wiring harness filter, which is designed for MAN D-engines.

Sale price: €141.99Regular price:€157.77(10% saved)
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WIRING HARNESS - U1254526042 suitable for MAN D engines

WIRING HARNESS - U1254526042 suitable for MAN D engines

Wiring harness for MAN D enginesDiscover our product description for the wiring harness (comparison number: U1254526042), a precise OEM spare part that offers you a reliable solution. This wiring harness is compatible with engines suitable for MAN D, ensuring stable connections and optimized performance.OEM spare parts for best performanceOur wiring harness is an OEM spare part specifically developed to meet the demands of engines suitable for MAN D. With our expertise in the industry and over 25 years of success, we adhere to the highest quality standards.

Sale price: €1,496.66Regular price:€1,662.96(10% saved)
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WIRING HARNESS - U1254526041 suitable for MAN D engines

WIRING HARNESS - U1254526041 suitable for MAN D engines

Wiring harness for reliable enginesDiscover our product, the wiring harness with the comparison number U1254526041. This OEM spare part offers the highest precision and durability to reliably support your MAN D engines.

Sale price: €1,487.07Regular price:€1,652.30(10% saved)
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WIRING HARNESS - U1254526040 suitable for MAN D engines

WIRING HARNESS - U1254526040 suitable for MAN D engines

Wiring harness with comparison number U1254526040Discover our high-quality wiring harness with the comparison number U1254526040, which is precisely tailored to the needs of MAN D engines. This product is an essential OEM replacement part for the reliable operation of your engines and comes highly recommended.

Sale price: €949.81Regular price:€1,055.34(10% saved)
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WIRING HARNESS - U1254526039 suitable for MAN D engines

WIRING HARNESS - U1254526039 suitable for MAN D engines

Discover Wiring Harness for MAN D EnginesDiscover our wiring harness, the product with the comparison number U1254526039. This OEM replacement part ensures a reliable connection in your engine operation. Our products are certified and provide optimal performance.Rely on Proven OEM Replacement PartsThis wiring harness is suitable for MAN D engines and meets the requirements for efficient operation. As a company with over 1 million replacement parts, we know what is important for your engines to run smoothly.

Sale price: €930.62Regular price:€1,034.02(10% saved)
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WIRING HARNESS - U1254526038 suitable for MAN D engines

WIRING HARNESS - U1254526038 suitable for MAN D engines

Reliable OEM Spare Part: Wiring Harness for MAN D EnginesDiscover our wiring harness (comparison number: U1254526038), the ideal OEM spare part compatible with MAN D engines. This wiring harness offers excellent quality and meets the high demands in marine and stationary applications. Rely on the proven efficiency of our product to ensure optimal performance of your engines.

Sale price: €901.84Regular price:€1,002.04(10% saved)
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 - U1254526037 suitable for MAN D engines

- U1254526037 suitable for MAN D engines

Wiring Harness Exhaust System Compatible with MAN D EnginesDiscover our wiring harness exhaust system, compatible with MAN D engines. With the reference number U1254526037, we offer a top-notch OEM replacement part specifically designed for use in high-performance engines and subjected to strict internal controls to ensure reliability and durability.

Sale price: €661.99Regular price:€735.54(10% saved)
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WIRING HARNESS - U1254526036 suitable for MAN D engines

WIRING HARNESS - U1254526036 suitable for MAN D engines

Wiring harness for your enginesDiscover our OEM replacement part, the wiring harness with the comparison number U1254526036. This product is suitable for MAN D engines and provides you with the quality you need for the smooth operation of your machines.Optimal fit for MAN D enginesThis wiring harness is specially manufactured to ensure excellent functionality. As an OEM replacement part, it fits MAN D engines and represents the highest precision compared to aftermarket solutions.

Sale price: €3,684.10Regular price:€4,093.44(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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