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.
HEAT EXCHANGER - 04440263 suitable for MWM & Deutz engines
New spare part "Heat exchanger" with comparison number 04440263Discover our OEM spare part "Heat exchanger" with the comparison number 04440263. This product impresses with its quality and is of utmost importance, especially for requirements related to diesel and gas engines. The heat exchanger ensures that your engines operate optimally.
- 04913876 suitable for Deutz engines
Optimal Heat Shield for Your EnginesDiscover our heat shield with the comparison number 04913876. This OEM replacement part is designed to ensure that your machines operate optimally.Suitable for Deutz Engines - Your Reliable CompanionThe product fits Deutz engines and efficiently protects against extreme temperatures. Our OEM replacement parts provide the quality your machines need for long-term operation.
HEAT PROT. SHIELD - 04906406 suitable for MWM & Deutz engines
Precision in Your Drive SystemIncrease the efficiency of your engines with our Heat prot. shield, designed for all needs in marine and stationary applications. This high-quality product belongs to the category of Lines and pipes and meets all requirements for precision and reliability. With the reference number 04906406, you can be sure that you are acquiring an OEM spare part that integrates perfectly into your existing engine system.Compatible with MWM & Deutz EnginesThe Heat prot. shield is compatible with MWM & Deutz engines and contributes to reliable temperature regulation. Its thoughtful design ensures that overheating is kept in check. Weighing only 0.632 kg, this OEM spare part is easy to handle and meets your requirements optimally.
- 04513705 suitable for Deutz engines
Efficient Heat Shield for EnginesDiscover our powerful heat shield that creates ideal conditions for optimal operation. This OEM replacement part is an excellent choice for engines, as it offers high performance and reliability. With the comparison number 04513705, you can quickly and easily find the product that suits your needs.
- 04912942 suitable for Deutz engines
High-Performance Heat Shield for Your Specific RequirementsDiscover our heat shield (part number: 04912942), an OEM replacement part that is critical for the performance of your engines. This product offers excellent material and workmanship standards that contribute to optimal functionality.Efficient Protection of Components Suitable for Deutz EnginesThe heat shield protects important components suitable for Deutz and provides additional safety against excessive heat. With precise construction, it is specifically tailored to meet the demands of your engines and significantly increases their lifespan.
- 04913986 suitable for Deutz engines
Precise Heat Shield for EnginesThe heat shield, comparable to reference number 04913986, is an important OEM spare part, suitable for Deutz engines. This product ensures that the valves are optimally protected against overheating, which supports the performance and longevity of your engine.
PREHEATER - 04504857 suitable for Deutz engines
Preheater for Diesel and Gas EnginesDiscover our preheater, which is essential for the performance of your engine applications. With the comparison number 04504857, this OEM spare part belongs to the product group of heat exchangers. It is suitable for Deutz engines and ensures reliable starting even in cold temperatures. This functionality is crucial for effective engine management.Compact Dimensions for Versatile ApplicationsThe preheater is excellent in its application due to its compact dimensions. Weighing only 0.126 kg and measuring 13.7 cm in length and width and 7.3 cm in height, it can be easily integrated into various applications. This adaptability is essential for use in different motorized systems designed for Deutz engines.
- 04912941 suitable for Deutz engines
Premium Heat Shield: Efficient Performance ProtectionDiscover the heat shield (comparison number: 04912941), specifically designed to provide optimal protection for your engines. This tested OEM replacement part ensures that the seal functions reliably, preserving your investment in Deutz engines in the long term. By using this performance part, you increase the safety and efficiency of your equipment.Suitable for Deutz Engines: Easy IntegrationThe heat shield is available as a suitable part for Deutz and offers optimal fitting to existing engines thanks to its precise construction. Even compared to aftermarket alternatives, this product provides quality that you expect from manufacturers. This allows you to achieve maximum performance in every application.
HEAT PROT. SHIELD - 04905261 suitable for Deutz engines
Essential Heat Prot. Shield – Comparison Number 04905261The heat prot. shield is an essential product designed for your Deutz engines. With the comparison number 04905261, you can easily identify this precise replacement part to ensure optimal performance of your engines. It protects sensitive components from excessive temperatures, contributing to the longevity of your system.
HEAT EXCHANGER - 06852321 suitable for MWM & Deutz engines
Heat exchanger suitable for MWM & Deutz enginesDiscover our heat exchanger (comparison number: 06852321), an essential product suitable for MWM & Deutz engines. This OEM replacement part ensures excellent fit and top performance in your applications. Trust in the quality of our replacement parts, which have been specifically designed for efficiency and reliability.
- 04910075 suitable for Deutz engines
Reliable Heat Shield for Your EnginesDiscover the premium heat shield (comparison number: 04910075), an OEM replacement part specifically designed for pipe connections. This product offers protective properties and contributes to the long-term efficiency of your applications, keeping critical components safe from overheating.Essential Component Suitable for Deutz EnginesThe heat shield is an essential component that is suitable for Deutz engines. It ensures the reliable operation of equipment and contributes to stable performance. OEM replacement parts like this product are crucial to meet the high demands of engine technology.
HEAT PROT. SHIELD - 04906365 suitable for Deutz engines
Robust Heat Prot. Shield for Demanding ApplicationsDiscover our Heat Prot. Shield with the reference number 04906365, an essential product for the efficiency of your engines. This OEM spare part is precisely fitted and designed to deliver optimal performance in industrial applications. Weighing 0.844 kg, it conveys robustness while remaining easy to handle.
HEAT EXCHANGER - 04440292 suitable for MWM & Deutz engines
Efficient Heat Transfer: Heat Exchanger in Focus Discover our product, the heat exchanger with the comparison number 04440292. This OEM spare part is essential for efficient heat transfer in engines and offers significant advantages for the performance of your systems.Crucial: Comparison Number 04440292 The comparison number 04440292 describes a top-quality OEM spare part that ensures a high standard of quality. This product is indispensable for businesses that rely on precise and reliable solutions.
- 04910076 suitable for Deutz engines
Discover Our Heat ShieldDiscover our heat shield (reference number: 04910076), which is perfectly suitable as an OEM replacement part for your applications. This product is ideally designed for Deutz engines and protects critical components from overheating, ensuring that your systems can operate efficiently.Suitable for Deutz Engines - Security for Your MachinesAt MOPA Motorparts, you will find top-quality OEM replacement parts specifically designed for Deutz engines. The design of the heat shield ensures that engine integrity is maintained under challenging conditions, with quality being our top priority.
- 04509370 suitable for Deutz engines
Robust Heat Shield with Comparison Number 04509370Experience the stable heat shield, which is identified by the comparison number 04509370. This product is an OEM spare part and belongs to the category of housings, covers and closures. It has been designed for applications in the marine sector as well as in stationary use.Quality and Fit for Deutz EnginesThe heat shield is ideal for use with engines that are compatible with Deutz. Our OEM spare parts avoid the typical problems associated with aftermarket solutions and provide you with an effective and straightforward solution.
HEAT PROT. SHIELD - 04407781 suitable for MWM & Deutz engines
Robust Heat Prot. Shield for Your EnginesDiscover the heat prot. shield with the comparison number 04407781, specifically designed for MWM & Deutz engines. This product ensures optimal protection and promotes reliable operation of your engine drive components – a must-have for all engines with the highest demands.
- 04505244 suitable for Deutz engines
Robust Heat Shield Suitable for Deutz Engines Our heat shield (reference number 04505244) is an essential OEM spare part for optimizing your engine performance. This product provides an ideal solution for applications where reliability is required.Quality Products for Durable Engines This heat shield as an OEM spare part has been designed to support the functionality of engines. A reliable accessory like this significantly contributes to enhancing the performance of your machines.
- 04909263 suitable for Deutz engines
Heat Shield for Longevity in EnginesDiscover our heat shield with the comparison number 04909263, suitable for injection components, specifically designed for engines compatible with Deutz. This OEM replacement part offers the robustness you are looking for.Optimal Performance for Deutz EnginesOur heat shield helps regulate the temperature in an engine compatible with Deutz and protects against damage from overheating. This way, you can reliably maintain the operability of your engines.
HEAT EXCHANGER - 04440272 suitable for MWM & Deutz engines
Optimal performance with our spare partDiscover our heat exchanger (comparison number: 04440272), suitable for MWM & Deutz engines. With this OEM spare part, you ensure the best heat transfer and promote the efficiency of your engine. Due to its precise fit, the product is an essential component in marine and stationary applications.
HEAT EXCHANGER - 65061606017A suitable for MAN D-engines
Excellent Heat Exchanger for Efficient EnginesOur heat exchanger (comparison number: 65061606017A) is the ideal OEM replacement part that provides outstanding performance. With this comparison number, we ensure an exact fit. Fast and efficient heat transfer is assured with this product to maximize the efficiency of your engines.
HEATER FLANGE - 51268040001 suitable for MAN D-engines
Trusted Heater Flange for Reliable EnginesDiscover the Heater flange, part number 51268040001, a crucial OEM replacement part for your engines. This product ensures precise temperature transfer and performance optimization. Weighing 0.48 kg, it is robust and durable, perfect for use in demanding environments.Exact OEM Replacement Part and Part NumberThe Heater flange with part number 51268040001 belongs to the group of heat exchangers and is specifically designed to fit MAN D engines. Reliability and efficiency meet OEM quality, allowing you to depend on optimally adapted functions in high-performance areas.
HEAT EXCHANGER - 51095090005 suitable for MAN D-engines
Efficient Cooling with a Heat ExchangerExperience maximum efficiency with our heat exchanger, comparison number 51095090005, which is specifically suited for MAN D engines. This outstanding product from the heat exchanger group performs critical functions in temperature regulation and ensures stable operation across various applications – related to marine and stationary operations.Robust Design: Stability and DurabilityWeighing 59 kg, the heat exchanger not only offers stability but also the necessary durability for the most demanding applications. As an OEM replacement part, it ensures that your engines operate smoothly. These features make it the ideal choice for industrial applications that require a reliable coolant supply.
HEAT EXCHANGER - 51095090004 suitable for MAN D-engines
Efficient Heat Exchanger – Your Comprehensive Spare Part The heat exchanger with the comparison number 51095090004 is an essential OEM spare part that is particularly crucial for the performance of engines. This product ensures that the temperature is effectively regulated and contributes to the longevity and efficiency of your machines. Rely on excellent materials and innovative technology with this spare part.Suitable for MAN D Engines – Find Optimal Functionality The heat exchanger is specifically designed and suitable for MAN D engines. Weighing 59 kg, it is robust and ideal for both stationary and maritime use. This thoughtful construction makes it indispensable when it comes to minimizing costly downtime and enhancing the efficiency of your engines.
PREHEATER - 51067010018 suitable for MAN D engines
Efficient Solution: Preheater for High-Performance EnginesThe preheater with the comparison number 51067010018 is the ideal addition for your suitable for MAN D engines. This OEM spare part provides the necessary power and efficiency that you desire for your applications in the marine and stationary sectors. With a weight of only 0.298 kg and a robust design, this product is perfectly suited for the challenges that your engines must master.Precise Technology for Demanding ApplicationsThe heat exchanger preheater, which is suitable for MAN D series D2862, offers precise control of the operating temperature, which is particularly advantageous in cold weather. Companies that value reliability will find this OEM spare part to be a valuable support. The use of excellent materials and manufacturing processes makes our product particularly durable and maintenance-friendly.
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.
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.