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Heat exchangers for industrial and marine applications

A high-quality heat exchanger is vital for temperature regulation in internal combustion engines used in industrial facilities, marine vessels, and stationary power systems. Whether in a genset, a locomotive, or a ship’s propulsion system, maintaining optimal engine temperature is essential for performance, longevity, and emissions compliance. Reliable cooling through a heat exchanger engine setup helps protect critical components and ensures consistent operation under demanding conditions.

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HEAT EXCHANGER - 83779010006 suitable for MAN D engines

HEAT EXCHANGER - 83779010006 suitable for MAN D engines

Efficient Heat Exchanger for Your MAN D EnginesDiscover our heat exchanger, the OEM replacement part with the comparison number 83779010006. This product is crucial for the efficient operation of your diesel and gas engines. The heat exchanger is suitable for MAN D engines and provides maximum performance and reliability in various applications, from maritime use to locomotives.Robust Quality and ReliabilityWeighing 1.616 kg, our heat exchanger is not only lightweight but also durable. As an OEM replacement part, it meets high standards of quality and precision. Rely on a product specifically designed to meet the demands of your engines. With the comparison number 83779010006, you can be confident that you have made the right choice.

HEAT EXCHANGER - 82619205001 suitable for MAN D engines

HEAT EXCHANGER - 82619205001 suitable for MAN D engines

Efficient Heat Exchanger for Your NeedsDiscover our heat exchanger with the comparison number 82619205001. This product is specifically designed to maximize the efficiency of engines. Weighing 5.14 kg, the heat exchanger is lightweight yet robust, making it ideal for various applications in marine and stationary sectors.Suitable for MAN D EnginesThis heat exchanger is suitable for MAN D engines, providing high compatibility. By using OEM replacement parts, you can enhance the longevity and efficiency of your engines, ensuring your equipment operates optimally.

HEAT EXCHANGER - 82619010140 suitable for MAN D engines

HEAT EXCHANGER - 82619010140 suitable for MAN D engines

Efficient Heat Exchanger for MAN D EnginesDiscover our heat exchanger, a reliable replacement part designed specifically for MAN D engines. With the comparison number 82619010140, this product is tailored to meet the requirements of marine and stationary applications. The heat exchanger operates efficiently to prevent overheating and optimize the performance of your engines.Quality Without Compromise: Replacement PartsWe exclusively offer replacement parts that ensure the highest quality and performance. Every product, including our heat exchanger, is carefully selected and meets the high standards you expect from manufacturers. Trust in our expertise in providing parts for leading engine manufacturers such as MWM, Mercedes-Benz, Deutz, and Volvo.

HEAT EXCHANGER - 82619010128 suitable for MAN D engines

HEAT EXCHANGER - 82619010128 suitable for MAN D engines

Efficient Heat Exchanger for First-Rate Engine PerformanceDiscover our top-notch heat exchanger with the comparison number 82619010128, specifically designed to provide excellent cooling and heat transfer for MAN D engines. This replacement part is an ideal solution for the efficiency of your diesel or gas engines, particularly in marine and stationary applications as well as in locomotives.Lightweight for Easy HandlingWeighing only 0.001 kg, our heat exchanger impresses not only with its functionality but also with its easy handling. It is an essential product that is optimally matched to the requirements of MAN D engines and supports your engine performance.

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HEAT EXCHANGER - 823278 suitable for Volvo/Volvo Penta engines

HEAT EXCHANGER - 823278 suitable for Volvo/Volvo Penta engines

Efficient Heat Exchanger for Your EngineDiscover our heat exchanger (comparison number 823278), specially designed to ensure optimal operation. This product is an OEM replacement part that offers both quality and durability for your machines.Compatible with Volvo/Volvo Penta EnginesThe heat exchanger is compatible with Volvo/Volvo Penta engines and ensures efficient heat transfer. With this replacement part, you will enhance the performance and lifespan of your engine. Rely on the effectiveness and reliability provided by OEM replacement parts.

Sale price: €8,044.92Regular price:€8,938.80(10% saved)
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HEAT EXCHANGER - 82325606025 suitable for MAN D engines

HEAT EXCHANGER - 82325606025 suitable for MAN D engines

Reliable Heat Exchanger for Demanding ApplicationsDiscover the heat exchanger, comparison number 82325606025, compatible with MAN D engines. This OEM replacement part offers you excellent workmanship that you won't find in aftermarket products. Rely on this replacement part, designed for maximum efficiency and performance in demanding applications.Optimal Performance with OEM Replacement PartsThe heat exchanger, comparison number 82325606025, weighs 32.5 kg and ensures that your engines operate optimally. As an OEM replacement part, it provides a perfect fit – essential for engines used in marine or stationary applications. You benefit from the durability and reliability that can only be found with the equipment manufacturer.

Sale price: €2,153.74Regular price:€2,393.04(10% saved)
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HEAT EXCHANGER - 82325606024 suitable for MAN D engines

HEAT EXCHANGER - 82325606024 suitable for MAN D engines

Efficient Heat Exchanger for MAN D EnginesDiscover the top-quality heat exchanger with the comparison number 82325606024, which is crucial for the efficiency and functionality of your engines. This heat exchanger has been specifically designed to be optimally compatible with engines that are suitable for MAN D. With this quality, you can rely on a thoughtful design and reliable performance.Powerful OEM Replacement Part AvailableOur product is an OEM replacement part that ensures perfect fit for MAN D engines. The heat exchanger weighs 7.16 kg, providing not only stability but also long-term use. Trust in the performance you can expect only from an OEM replacement part and enjoy the assurance that your engine operates efficiently at all times.

Sale price: €1,505.79Regular price:€1,673.10(10% saved)
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HEAT EXCHANGER - 82325606023 suitable for MAN D engines

HEAT EXCHANGER - 82325606023 suitable for MAN D engines

Heat Exchangers Suitable for MAN D EnginesDiscover our heat exchanger, an OEM replacement part designed for the efficient cooling of engines. With the reference number 82325606023, we ensure a perfect fit and optimal performance. This product weighs 3.14 kg and is ideally suited for use in marine and stationary applications.High-Quality OEM Replacement PartsOur products are part of a comprehensive selection that includes over 1 million replacement parts. The heat exchanger suitable for MAN D meets the highest quality standards. As an OEM replacement part, it ensures reliable functionality of the engines, meeting the diverse demands of use.

Sale price: €1,140.75Regular price:€1,267.50(10% saved)
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HEAT EXCHANGER - 82325606021 suitable for MAN D engines

HEAT EXCHANGER - 82325606021 suitable for MAN D engines

Efficient Heat Exchanger for MAN D Engines Discover our efficient heat exchanger with the comparison number 82325606021, compatible with MAN D engines. This OEM replacement part ensures optimal performance enhancement and efficiency of your engines in marine and stationary applications. Weighing 12.79 kg, the heat exchanger is characterized by its robustness and reliable functionality.Precision Manufacturing of OEM Replacement Parts The quality of our heat exchanger is based on precise manufacturing. As a top-tier product, the OEM replacement part ensures that your engine always functions optimally. Through exact adjustment, operating efficiency is maximized, allowing you to rely on the full performance of your machines.

HEAT EXCHANGER - 82325606013 suitable for MAN D engines

HEAT EXCHANGER - 82325606013 suitable for MAN D engines

Efficient Heat Exchanger with Comparison Number 82325606013The heat exchanger, comparison number 82325606013, is an essential OEM spare part specifically designed to optimize the efficiency of engines. This product is suitable for MAN D and ensures optimal heat transfer, which is crucial for performance control. Weighing 68 kg, this heat exchanger offers the robustness required for a long lifespan.Powerful Solutions for EnginesThis heat exchanger is not just a simple component; it is a crucial heat exchanger that meets all the requirements of diesel or gas engines. Suitable for MAN D engines, the excellent design ensures effective temperature regulation, not only enhancing engine performance but also extending the lifespan of the entire system.

HEAT EXCHANGER - 82325606009 suitable for MAN D engines

HEAT EXCHANGER - 82325606009 suitable for MAN D engines

Robust Spare Part: Heat Exchanger with Comparison Number 82325606009Discover the heat exchanger with the comparison number 82325606009. This product is an essential OEM spare part that is ideally suited for professional applications in marine and stationary use. Weighing 20.75 kg, the heat exchanger ensures long-lasting performance and stability, which is crucial for your compatibility with MAN D engines.Efficient Heat Transfer for MAN D EnginesThe heat exchanger, suitable for MAN D engines, provides efficient heat transfer and contributes to the performance optimization of your engines. By using OEM spare parts, we ensure that you receive the best components for your needs. Rely on our expertise in providing reliable engine spare parts to enhance operational efficiency.

HEAT EXCHANGER - 82325600022 suitable for MAN D engines

HEAT EXCHANGER - 82325600022 suitable for MAN D engines

Optimized Heat Exchanger Suitable for MAN D Engines Discover our heat exchanger with the comparison number 82325600022, a top-quality OEM replacement part that is suitable for MAN D engines. This product belongs to the category of heat exchangers and ensures optimal heat transfer, which enhances the efficiency of your engines.OEM Replacement Parts for Highest Quality Compared to aftermarket solutions, our OEM replacement parts provide the assurance that you are receiving quality. Our replacement parts are specifically designed and ensure a perfect fit, ideal for your applications in marine and stationary use as well as for locomotives.

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HEAT EXCHANGER - 82325600011 suitable for MAN D engines

HEAT EXCHANGER - 82325600011 suitable for MAN D engines

Efficient Heat Exchanger for Demanding ApplicationsDiscover our heat exchanger with the comparison number 82325600011, an indispensable product for professional applications in the field of diesel and gas engines. The heat exchanger is suitable for MAN D engines and ensures optimal heat transfer, which is crucial for the performance of your engine. Its robust construction, weighing 25.2 kg, provides the stability and durability you expect from OEM spare parts.Precision and Quality of OEM Spare PartsThe outstanding precision of the spare parts manufactured under the label "suitable for" MAN D engines speaks for itself. Every detail is carefully designed to meet the specific requirements of marine and stationary engines. Trust in the quality of OEM spare parts that meet the highest standards and support your operational processes.

Sale price: €5,685.50Regular price:€6,317.22(10% saved)
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HEAT EXCHANGER - 82325600010 suitable for MAN D engines

HEAT EXCHANGER - 82325600010 suitable for MAN D engines

Efficient Heat Exchanger for High PerformanceDiscover our heat exchanger, comparison number 82325600010, an outstanding OEM spare part specifically designed to maximize the efficiency of your engines. This product is compatible with MAN D engines and impresses with its effective heat transfer performance. This ensures reliable functionality of your machines in marine and stationary applications as well as locomotives.Lightweight and Easy to InstallWeighing only 0.001 kg, the heat exchanger is not only light but also straightforward to install. The OEM spare part provides excellent cooling for the engines, significantly extending the lifespan of your machines. Rely on quality that is optimally suitable for use in MAN D engines.

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PREHEATER - 8202002796 suitable for MTU engines

PREHEATER - 8202002796 suitable for MTU engines

Preheater: Precise Solutions for Your EngineDiscover our preheater (comparison number: 8202002796), specifically designed for diesel and gas engines. This OEM replacement part offers optimal fit and performance that you can expect from a product suitable for engines.Suitable for MTU EnginesOur preheater is ideally suited for MTU engines and impresses with its high quality and precise manufacturing. These OEM replacement parts provide a reliable solution compared to aftermarket products, which often vary in quality and fit.

Sale price: €35,645.59Regular price:€39,606.22(10% saved)
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HEAT EXCHANGER - 81779246008 suitable for MAN D engines

HEAT EXCHANGER - 81779246008 suitable for MAN D engines

Premium Heat Exchangers for Your RequirementsOur heat exchanger with the comparison number 81779246008 is the ideal replacement part for your engines. This precise component ensures optimal heat transfer and enhances the efficiency of your machines. Weighing 10.1 kg, the heat exchanger provides the necessary stability and robustness you need for use in maritime and stationary applications.Suitable for MAN D Engines – Boost EfficiencyThis heat exchanger is suitable for MAN D engines and impresses with high quality standards. With over 25 years of experience, you can rely on our expertise to meet the requirements in your application area. Benefit from our extensive selection – over 1 million replacement parts are available in our range.

Sale price: €1,569.67Regular price:€1,744.08(10% saved)
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HEAT EXCHANGER - 81779206130 suitable for MAN D engines

HEAT EXCHANGER - 81779206130 suitable for MAN D engines

High-Performance Heat Exchanger for Robust ApplicationsDiscover our premium product, the heat exchanger with the comparison number 81779206130, specifically designed for your engine. This replacement part offers a precise fit and is ideal for optimizing the performance and efficiency of your engines. The heat exchanger weighs 4.2 kg, making it robust and durable—exactly what you need for your applications.Optimal Fit for MAN D EnginesThis heat exchanger is suitable for MAN D engines and ensures effective temperature control. By using replacement parts, we ensure that you acquire excellent components that integrate perfectly into your existing system. Rely on our expertise in selecting the perfect solutions for your needs.

HEAT EXCHANGER - 81779206118 suitable for MAN D engines

HEAT EXCHANGER - 81779206118 suitable for MAN D engines

Efficient Heat Exchanger for Your ApplicationsDiscover our robust heat exchanger OEM replacement part (comparison number: 81779206118), which offers excellent efficiency for your applications. This heat exchanger is compatible with MAN D engines and ensures optimal temperature regulation in diesel and gas systems. Weighing 4.22 kg, our product combines quality and durability.Powerful Heat Exchanger for MAN D EnginesThanks to its top-notch craftsmanship, our heat exchanger meets the demands placed on engines in marine and stationary applications. The replacement part designed for MAN D is perfectly crafted to provide maximum performance and reliability. Rely on the OEM replacement parts that have been specifically developed for your needs.

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HEAT EXCHANGER - 81779206117 suitable for MAN D engines

HEAT EXCHANGER - 81779206117 suitable for MAN D engines

Premium Quality: Heat Exchanger with Comparison Number 81779206117Discover the unique heat exchanger with comparison number 81779206117 – an essential product specifically designed for engines. Weighing 4.23 kg, this heat exchanger offers excellent efficiency and long-lasting performance. This heat exchanger is not only a significant component but also an investment in the reliability of your engines.OEM Replacement Parts: Unparalleled PerformanceAt MOPA Motorparts, we provide only OEM replacement parts. The heat exchanger with comparison number 81779206117 is compatible with MAN D engines and represents top-notch quality. Unlike aftermarket products that often compromise on performance, our products are reliable and offer a long lifespan. Rely on products that come directly from the manufacturer.

Sale price: €2,080.73Regular price:€2,311.92(10% saved)
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HEAT EXCHANGER - 81779206116 suitable for MAN D engines

HEAT EXCHANGER - 81779206116 suitable for MAN D engines

Precise Heat TransferThe heat exchanger with the comparison number 81779206116 is an indispensable OEM spare part that ensures top performance for your engines. This heat exchanger weighs 16.3 kg and is specially manufactured to meet the high demands of marine and stationary applications.Efficiency for MAN D EnginesThis product is suitable for MAN D engines and impresses with its excellent quality. The heat exchanger ensures efficient heat transfer, thereby optimizing the overall performance of the engines. When selecting spare parts, original equipment manufacturer quality is crucial, and with this OEM spare part, you choose proven reliability.

HEAT EXCHANGER - 81779206103 suitable for MAN D engines

HEAT EXCHANGER - 81779206103 suitable for MAN D engines

Optimal Product with Comparison Number 81779206103Discover our product, the heat exchanger with the comparison number 81779206103. This OEM replacement part is ideally suited for the demanding requirements of compatible MAN D engines. The heat exchanger ensures that your engine operates efficiently and always maintains the correct temperature, which is crucial for the longevity of your machines.Robust Design for MAN D EnginesThis heat exchanger weighs 3.9 kg and has been specifically designed for use in marine and stationary applications. It is compatible with MAN D engines and offers the necessary robustness to function reliably under extreme conditions. As a company with over 25 years of experience, we know that quality and performance go hand in hand.

HEAT EXCHANGER - 81779206102 suitable for MAN D engines

HEAT EXCHANGER - 81779206102 suitable for MAN D engines

Excellent Quality: Heat Exchangers for Your ApplicationsDiscover our top-notch product, the heat exchanger, equipped with the comparison number 81779206102. This OEM replacement part is specifically designed to ensure optimal performance of your engines, which are crucial for marine and stationary applications. Our replacement parts are known for their durability and craftsmanship.Weight and Functionality: Ideal for Demanding ApplicationsWeighing 3.23 kg, this heat exchanger offers the perfect balance of robustness and efficiency. It is suitable for MAN D engines and ensures reliable heat transfer that maximizes your engine’s performance. Count on the quality and efficiency of this essential component.

HEAT EXCHANGER - 81779206101 suitable for MAN D engines

HEAT EXCHANGER - 81779206101 suitable for MAN D engines

Heat exchanger - Comparison number: 81779206101Discover our premium heat exchanger, a quality OEM replacement part that is perfectly suited for MAN D engines. With the comparison number 81779206101, this product is reliable and ensures efficient heat transfer in your engine. Weighing 4.2 kg, it allows for user-friendly handling and installation, saving you time and effort.

HEAT EXCHANGER - 81779206094 suitable for MAN D engines

HEAT EXCHANGER - 81779206094 suitable for MAN D engines

Efficient Heat Exchanger for MAN D EnginesDiscover our effective heat exchanger, an essential OEM replacement part designed optimally for your needs. With the comparison number 81779206094, this product is suitable for MAN D engines and ensures effective heat transfer. Weighing 1.55 kg, the heat exchanger impresses with its stability and high functionality.

What is an engine heat exchanger?

An engine heat exchanger is a thermal transfer device used to dissipate excess heat from engine fluids such as coolant or oil. It operates by transferring heat from the hot fluid to another medium—typically water or air—without mixing the two substances. In marine systems, a marine engine heat exchanger often uses seawater to cool engine coolant via a closed-loop system. In land-based engines, air or fresh water may serve as the cooling medium. The function is the same: efficient and reliable thermal management.

Function and benefits of engine heat exchangers

The core function of a heat exchanger is to stabilize engine temperature by removing heat generated during combustion and operation. Effective thermal control is critical for fuel efficiency, emissions reduction, and engine durability.

  • Prevents engine overheating and thermal stress
  • Maintains optimal operating temperatures for fuel efficiency
  • Protects seals, valves, and internal components from heat damage
  • Enhances emissions performance and operational stability

A properly functioning diesel engine heat exchanger contributes significantly to overall system reliability, whether in a heat exchanger boat engine or an industrial genset.

Types and materials of engine heat exchangers

There are several heat exchanger types used in industrial and marine engines, each with specific construction features and use cases.

  • Shell-and-tube heat exchangers (widely used in marine and stationary engines)
  • Plate heat exchangers (compact, modular units for limited spaces)
  • Finned tube exchangers (common in air-cooled systems)

Materials vary depending on the medium and environment. Titanium is often used in marine engine heat exchanger systems due to corrosion resistance in seawater. Copper-nickel and stainless steel are also common, while aluminum is preferred for lightweight heat exchanger motor assemblies. The correct material ensures durability and minimal thermal resistance.

Compatibility and OEM standards

Each heat exchanger must match the engine’s thermal specifications and layout. Our components are built to OEM-standards, providing precise fit and performance. This ensures compatibility with control systems and mounting configurations across a broad range of engines.

Our portfolio includes parts suitable for engines from various manufacturers used in marine propulsion, power generation, and rail systems. OEM-equivalent quality guarantees reliability and helps extend service intervals without compromising engine integrity.

Use cases for heat exchangers

Engine heat exchangers are essential in multiple industrial sectors. In maritime applications, a heat exchanger boat engine system manages the cooling circuit using seawater without allowing contamination. In power plants, diesel engine heat exchanger units regulate large engine banks supplying base load electricity. Locomotive engines use compact, rugged exchangers to manage high-output diesel units over long distances. Each use case relies on robust thermal control to maintain operational uptime.

Buying advantages in our online shop

As a specialist in OEM engine components, our shop offers a wide range of heat exchanger units and related accessories. B2B buyers benefit from:

  • Fast delivery from EU stock and global warehouses
  • Expert technical support and part identification
  • User-friendly ordering and secure B2B checkout
  • Large inventory including rare and high-demand parts

Whether you need a replacement heating exchanger for a marine vessel or a compact heat exchanger motor unit for a stationary generator, we provide technically vetted solutions tailored to industrial needs.

Heat exchanger components – marine cooler, heating element and tube bundle – for diesel engine cooling systems

Frequently asked questions

How does a heat exchanger work?
A heat exchanger transfers heat from engine coolant or oil to another fluid (air or water) without mixing them. This protects the engine from overheating.

What is a heat exchange?
A heat exchange is the process of transferring thermal energy between two fluids. In engines, it keeps temperatures stable under load.

What is the purpose of a heat exchanger?
The main purpose is to manage excess heat, ensuring the engine runs within its optimal temperature range for performance and longevity.

How often should I clean a heat exchanger?
Cleaning heat exchanger units depends on the environment and fluid quality. Marine systems should be cleaned regularly due to salt and sediment.

Related engine components

  • Gaskets
  • Hoses
  • Valve guides
  • Springs
  • Coolers
  • Seals

Protect your engines and improve operational stability with our OEM-equivalent heat exchanger solutions – trusted by professionals across marine, industrial, and energy sectors.

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