YANMAR 129670-44911 Heat Exchanger

( Brand: Yanmar ), ( Part Type: Heat ), ( Manufacturer Part Number: 129670-44911 ), ( Country Of Origin: United States )

Review YANMAR Used Heat Exchanger

The Yanmar 129670-44911 is a high-performance marine heat exchanger designed to provide efficient cooling and heating solutions for various marine applications. This heat exchanger is manufactured by Yanmar, a renowned name in the marine industry, known for its durability and reliability.

The Yanmar 129670-44911 is a copper-aluminum heat exchanger, which offers excellent heat transfer capabilities. It is designed with a tube-fin type construction, where the tubes are made of copper and the fins are made of aluminum. This design ensures a large surface area for heat transfer, allowing the heat exchanger to efficiently cool or heat the fluid passing through it.

The heat exchanger measures 12 inches in length, 9.6 inches in width, and 6.3 inches in height, making it a compact yet powerful solution for marine cooling and heating needs. It has a total volume of approximately 2.3 gallons and a weight of around 35 pounds, making it a suitable size for medium to large marine engines.

The Yanmar 129670-44911 is designed to work with seawater, making it ideal for marine applications. It features a seawater inlet and outlet connection, which are designed to resist corrosion and provide a secure connection. The heat exchanger also comes with a bypass valve, which allows for optional bypass circulation of the cooling or heating fluid.

The Yanmar 129670-44911 is built to withstand the harsh marine environment. It is made from high-quality materials, including copper tubes and aluminum fins, which are resistant to corrosion. The heat exchanger also features a durable stainless steel housing, which protects the internal components from the elements.

Installation of the Yanmar 129670-44911 is relatively straightforward and can be done by a qualified marine mechanic or by following the manufacturer's instructions. The heat exchanger comes with all necessary mounting hardware and gaskets, making the installation process efficient and hassle-free.

In summary, the Yanmar 129670-44911 is a high-performance marine heat exchanger designed to provide efficient cooling and heating solutions for various marine applications. It features a copper-aluminum tube-fin construction, a compact size, seawater compatibility, and a durable stainless steel housing, making it a reliable and effective solution for marine cooling and heating needs.

Pros and Cons of Buying a Yanmar 129670-44911 Heat Exchanger

The Yanmar 129670-44911 heat exchanger is a popular choice for marine applications due to its durability and efficiency. However, like any other equipment, it has its advantages and disadvantages. In this analysis, we will discuss the key pros and cons of buying this heat exchanger.

1. High-quality construction: The Yanmar 129670-44911 heat exchanger is built with heavy-duty materials, ensuring long-lasting performance in harsh marine environments.

2. Energy efficiency: This heat exchanger features a counter-flow design, which maximizes heat transfer efficiency, reducing fuel consumption and saving money on operating costs.

3. Versatile applications: The Yanmar 129670-44911 heat exchanger can be used for various purposes, including engine cooling, domestic hot water, and air conditioning.

4. Easy installation: The heat exchanger comes with a user-friendly design, making it relatively simple to install and maintain.

5. Trusted brand: Yanmar is a well-established and reputable brand in the marine industry, providing customers with confidence and peace of mind.

1. Higher upfront cost: Compared to some other heat exchanger brands or models, the Yanmar 129670-44911 may have a higher initial investment.

2. Limited size options: This model comes in a specific size, which may not be suitable for all boats or applications.

3. Potential for leaks: Like any other heat exchanger, the Yanmar 129670-44911 may experience leaks if not properly maintained or installed.

4. Requires periodic maintenance: Regular maintenance is necessary to ensure the longevity and optimal performance of this heat exchanger.

The Yanmar 129670-44911 heat exchanger offers several advantages, such as high-quality construction, energy efficiency, versatile applications, easy installation, and a trusted brand. However, it also comes with some disadvantages, including a higher upfront cost, limited size options, potential leaks, and the need for periodic maintenance.

When deciding whether to buy the Yanmar 129670-44911 heat exchanger, consider your specific marine application requirements, budget, and maintenance resources. For applications that demand high-performance and reliability, the advantages may outweigh the disadvantages. Otherwise, you may want to explore other heat exchanger options that better fit your needs and budget.

If you are looking for a high-performance, reliable, and efficient heat exchanger for your marine application, the Yanmar 129670-44911 could be an excellent choice. However, carefully consider the pros and cons, and weigh them against your specific requirements and budget before making a final decision. If the higher upfront cost is a concern, you may want to explore alternative heat exchanger brands or models that offer similar performance at a lower price point.

Details:

This is the Yanmar original cast iron heat exchanger. As is No return. Yanmar 04JHE heat exchanger. Removed from a Yanmar 4jhe with 5,000 hours.

I can ship anywhere in the USA and possibly Mexico. Buyer pays all shipping cost. Working at the time of removal and replaced as part a complete engine overhaul including all exterior components. There were no leaks at the time of removal.

The heat exchanger core looks very clean through the hose holes. There are no broken bolts or strip threads.

part #: 12967044911 prices

• $600.00-$2000.00

specifications vesselveep:

• brand: Yanmar
• part type: Heat
• manufacturer part number: 129670-44911
• country of origin: United States

shipping vesselveep:

• class: Standard
• transit: 4-7 Days
• type: Calculated
• service: UPS Ground
• carrier: UPS
• cost: $65.84

returns vesselveep:

• policy: No Returns

offer vesselveep:

• sold: 0
• best offers: True
• options: Ship-to-home
• started: May 16, 2026
• availability: In Stock
• quantity: 1

general vesselveep:

• condition: Used
• Parts Accessories > Boat Parts > Other

seller vesselveep:

• city: San Diego, California
• rating: 100.0%
• # reviews: 30

payments vesselveep:

• wallet: Paypal
• credit card: Mastercard
• other

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