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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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 - U1254410003 suitable for MAN D engines

- U1254410003 suitable for MAN D engines

Quality Product Suitable for MAN D Engines Discover our top-quality mounting upper part that is suitable for MAN D engines. With the comparison number U1254410003, this OEM replacement part offers a precise fit and reliable performance. Our products are designed to enhance the efficiency of your machines and maximize operational endurance.Strict Internal Control for the Highest Standards We place great importance on quality; each mounting upper part undergoes a comprehensive internal control. This ensures that our OEM replacement parts meet the highest requirements for MAN D engines.

Sale price: €108.27Regular price:€120.30(10% saved)
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BRACKET - U1254410002 suitable for MAN D engines

BRACKET - U1254410002 suitable for MAN D engines

High-Quality Replacement Part for MAN D EnginesThe bracket with the comparison number U1254410002 impresses with its precise fit, specifically designed for MAN D engines. As an OEM replacement part, it meets the highest standards and offers durability, making it the ideal choice for your applications.

Sale price: €73.45Regular price:€81.61(10% saved)
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BRACKET - U1254410000 suitable for MAN D engines

BRACKET - U1254410000 suitable for MAN D engines

Bracket with Comparison Number U1254410000Discover our product, the bracket with the comparison number U1254410000, compatible with MAN D engines. This bracket belongs to the product group "Holders, plates and flanges" and offers you the reliability you can expect from OEM spare parts.Quality of OEM Spare PartsOur OEM spare parts are characterized by their excellent manufacturing quality since they come directly from the manufacturer. Unlike aftermarket alternatives, this bracket ensures a perfect fit and durability, which is crucial for the operation of your engines.

Sale price: €84.33Regular price:€93.70(10% saved)
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 - U1254356005 suitable for MAN D engines

- U1254356005 suitable for MAN D engines

Connector 16a for Your Engines Discover the premium OEM replacement part, the connector 16a, compatible with MAN D engines. With the comparison number U1254356005, this product is essential for optimal connectivity in your engine system.

Sale price: €7.38Regular price:€8.20(10% saved)
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ADAPTER - U1254356000 suitable for MAN D engines

ADAPTER - U1254356000 suitable for MAN D engines

Premium Adapter – Your Solution for EnginesOur Adapter with the comparison number U1254356000 is a top-quality replacement part specifically designed to deliver maximum performance. This product is suitable for MAN D engines and offers excellent compatibility and functionality.Excellent Performance for MAN D EnginesBenefit from a replacement part that is designed for the specific requirements of the MAN D series. This Adapter is classified in the category "Other" and represents the highest quality in the application area of diesel and gas engines.

Sale price: €46.78Regular price:€51.97(10% saved)
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 - U1254350003 suitable for MAN D engines

- U1254350003 suitable for MAN D engines

High-Quality OEM Replacement Part for EnginesDiscover the Adapter RJ12-6P6C, specifically designed to fit MAN D engines. With the comparison number U1254350003, we offer you a reliable and precise OEM replacement part that meets high quality standards.Reliability for Your EnginesThis Adapter RJ12-6P6C ensures that your MAN D engines operate efficiently and optimally. Rely on our many years of experience in the distribution of OEM replacement parts, which ensure the best possible equipment for your engines.

Sale price: €21.11Regular price:€23.45(10% saved)
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 - U1254326001 suitable for MAN D engines

- U1254326001 suitable for MAN D engines

Discover Connection Bar for MAN D EnginesDiscover our precise connection bar with the comparison number U1254326001, suitable for MAN D engines. This OEM replacement part offers optimal performance and durability, as it comes directly from a manufacturer that specializes in the requirements of engines.

Sale price: €163.10Regular price:€181.22(10% saved)
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SOCKET - U1254326000 suitable for MAN D engines

SOCKET - U1254326000 suitable for MAN D engines

Efficient Electronic Component: SocketThe socket with the comparison number U1254326000 is an essential OEM replacement part specifically designed for use in engines. This product offers a reliable solution for electric components and switches according to the highest quality standards.Suitable for MAN D EnginesThis OEM replacement part is compatible with MAN D engines and ensures smooth usage in various applications. Rely on our over 25 years of experience as a second-generation family business in providing quality products.

Sale price: €537.26Regular price:€596.96(10% saved)
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 - U1254325003 suitable for MAN D engines

- U1254325003 suitable for MAN D engines

Discover Enclosures Suitable for MAN D EnginesDiscover our enclosure socket, specifically designed to harmonize optimally with MAN D engines. With the comparison number U1254325003, you will achieve the right compatibility, ensuring your engine operates efficiently. Our OEM replacement parts meet the highest standards and provide you with the reliability you need.Convincing Product QualityThe OEM replacement part from our range is characterized by high material quality and a precise fit. The enclosure socket supports the longevity of your MAN D engines and ensures smooth operation. Rely on a product that will not let you down and perfectly complements your engine project.

Sale price: €206.27Regular price:€229.19(10% saved)
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 - U1254325002 suitable for MAN D engines

- U1254325002 suitable for MAN D engines

Precise Housing Bottom - Versatile Replacement PartDiscover our housing bottom, marked with the reference number U1254325002. This OEM replacement part is suitable for MAN D engines and offers a precise fit as well as excellent performance. Rely on the quality of our products, designed specifically for use in demanding marine and stationary environments.

Sale price: €108.41Regular price:€120.46(10% saved)
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 - U1254320019 suitable for MAN D engines

- U1254320019 suitable for MAN D engines

Precise Jump Start Socket for MAN DDiscover the jump start socket (comparison number: U1254320019), designed specifically for MAN D engines. This OEM replacement part offers you the highest precision and reliability, allowing you to depend on the flawless operation of your engines.Quality through OEM Replacement PartsEnjoy the advantages of OEM replacement parts that are specifically designed for engines in demanding applications. With the comparison number U1254320019, you get the durability and efficiency you expect from a capable product.

Sale price: €424.53Regular price:€471.71(10% saved)
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 - U1254320017 suitable for MAN D engines

- U1254320017 suitable for MAN D engines

Housing Cover Suitable for MAN D EnginesDiscover our premium product, the housing cover with the comparison number U1254320017, suitable for MAN D engines. This OEM replacement part ensures precise fit and consistently reliable performance. Perfect for your requirements in marine and stationary engine applications.

Sale price: €113.21Regular price:€125.79(10% saved)
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SOCKET - U1254320015 suitable for MAN D engines

SOCKET - U1254320015 suitable for MAN D engines

Premium Socket: U1254320015 for Your Requirements Discover the socket with the comparison number U1254320015, a reliable product from the category of electric components and switches. This OEM replacement part is suitable for MAN D engines and provides you with the necessary quality to ensure smooth operation.Advantages of OEM Replacement Parts Using OEM replacement parts, such as this socket, ensures you receive the manufacturer's quality. Compared to aftermarket solutions, this product offers internal control and a tailored fit for engines that rely on reliability.

Sale price: €57.08Regular price:€63.43(10% saved)
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SOCKET - U1254320014 suitable for MAN D engines

SOCKET - U1254320014 suitable for MAN D engines

Precise Socket Suitable for MAN D EnginesDiscover our socket with the comparison number U1254320014, an outstanding OEM replacement part that ensures uncompromising precision. This product is specifically designed for MAN D engines, making it ideal for applications in marine and stationary areas.

Sale price: €237.93Regular price:€264.37(10% saved)
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 - U1254320012 suitable for MAN D engines

- U1254320012 suitable for MAN D engines

High-Performance Wall Socket for Marine and Stationary EnginesDiscover our 7-pole wall socket, an essential element specifically designed for applications in marine and stationary engines. The comparison number U1254320012 confirms that you are getting a top-quality spare part that meets the highest standards.Suitable for MAN D Engines – Enjoy QualityOur wall socket is compatible with MAN D engines and offers excellent performance. With this 7-pole wall socket, you secure a spare part that is built for durability and reliability.

Sale price: €87.31Regular price:€97.01(10% saved)
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SOCKET - U1254320003 suitable for MAN D engines

SOCKET - U1254320003 suitable for MAN D engines

Socket with Comparison Number U1254320003Discover our socket with the comparison number U1254320003, a reliable OEM replacement part suitable for MAN D engines. This product ensures an excellent fit and the highest reliability in your operation.Suitable for MAN D EnginesThe socket is designed for MAN D engines and belongs to the article group of electric components and switches. Due to precise manufacturing as an OEM replacement part, you meet high demands for quality and durability.

Sale price: €304.61Regular price:€338.46(10% saved)
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 - U1254320001 suitable for MAN D engines

- U1254320001 suitable for MAN D engines

Reliable OEM Replacement Part for Marine and Stationary EnginesDiscover the connection plate with the comparison number U1254320001, a top-quality OEM replacement part specifically designed for MAN D engines. This connection plate ensures that your engines operate efficiently and reliably. Rely on the quality that only an equipment manufacturer can provide.Optimal Fit for MAN D EnginesThe connection plate with the comparison number U1254320001 offers an excellent fit and maximum performance for your engines. Compared to aftermarket products, our OEM replacement parts provide durability and efficiency. Choose quality that meets the high standards of the industry and benefits your MAN D engines.

Sale price: €23.69Regular price:€26.33(10% saved)
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SPARE PART KIT - U1254306001 suitable for MAN D engines

SPARE PART KIT - U1254306001 suitable for MAN D engines

Top Product: Spare Part Kit with Comparison Number U1254306001Discover our spare part kit with the comparison number U1254306001, specially designed for companies that need spare parts for engines. This product is suitable for MAN D engines and offers the required quality through OEM spare parts.Reliable OEM Spare Parts for Your EnginesOur OEM spare parts are characterized by their durability and solidity. The spare part kit is designed to support high-performance engines while increasing efficiency, allowing you to make the most of your applications. Benefit from excellent value for money.

Sale price: €97.86Regular price:€108.73(10% saved)
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 - U1254136001 suitable for MAN D engines

- U1254136001 suitable for MAN D engines

Premium Wiring Harness Adapter for MAN D EnginesThe wiring harness adapter with the comparison number U1254136001 is an essential OEM replacement part, specifically designed for MAN D engines. This product meets the highest industry standards and offers perfect functionality in your engines.Quality through OEM Replacement PartsWith our many years of experience in the field of engine components, we offer only OEM replacement parts. The wiring harness adapter is suitable for MAN D engines and ensures maximum precision and reliability. Rely on the durability and efficiency that our product provides.

Sale price: €321.40Regular price:€357.11(10% saved)
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 - U1254136000 suitable for MAN D engines

- U1254136000 suitable for MAN D engines

Wiring Harness Side Drive for MAN D EnginesDiscover our wiring harness side drive, suitable for MAN D engines, with the comparison number U1254136000. This OEM replacement part offers you the quality that ensures both performance and reliability.OEM Replacement Parts for MAN D EnginesOur wiring harness side drive is an OEM replacement part that is optimally suited for diesel and gas engines. With a clear focus on the requirements of MAN D engines, we provide a product that meets the highest standards.

Sale price: €82.51Regular price:€91.68(10% saved)
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 - U1254056015 suitable for MAN D engines

- U1254056015 suitable for MAN D engines

Premium Power Cable for Efficient EnginesDiscover our OEM replacement part, the power cable 95x6000-10/10, with the comparison number U1254056015. This product offers you the reliability and quality that only manufacturer parts can provide. By using OEM replacement parts, you ensure that your engine always operates at its best and meets the highest performance demands.

Sale price: €458.11Regular price:€509.02(10% saved)
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 - U1254056003 suitable for MAN D engines

- U1254056003 suitable for MAN D engines

Precise Power Line for Your EngineDiscover the power line 70x3430-10-+ with the reference number U1254056003 – an OEM replacement part specifically designed for MAN D engines. Our products provide the necessary precision and reliability to operate your machines efficiently, even under demanding conditions.Reliable Replacement Parts for Various ApplicationsThe OEM replacement part, the power line 70x3430-10-+, is perfectly suited for marine and stationary applications as well as locomotives. With the reference number U1254056003, you can be assured of receiving a quality product that optimizes your engines' performance and extends their lifespan.

Sale price: €181.33Regular price:€201.47(10% saved)
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CONNECTING CABLE - U1254026002 suitable for MAN D engines

CONNECTING CABLE - U1254026002 suitable for MAN D engines

Reliable Connecting Cable suitable for MAN D EnginesDiscover our connecting cable, identified by the comparison number U1254026002, specifically designed to be suitable for MAN D engines. This product belongs to the group of cables and provides a reliable connection in demanding applications.

Sale price: €49.28Regular price:€54.76(10% saved)
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 - U1254026001 suitable for MAN D engines

- U1254026001 suitable for MAN D engines

High-Quality Extension Cable for Engine EfficiencyDiscover the extension cable 24V 1500 mm with the reference number U1254026001, a top-notch OEM replacement part. This product is suitable for MAN D engines and offers you the highest reliability and performance. With this cable, you are well-equipped for all the demands of your engines.

Sale price: €226.42Regular price:€251.58(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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