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In the hydraulic system of the XCMG XE2000 large excavator, the hydraulic oil radiator (part number: 804009513) is the “cooling center” that maintains stable hydraulic oil temperature and ensures efficient system operation. Like the “heat dissipation heart” of the hydraulic system, it rapidly exchanges heat to lower the hydraulic oil temperature, preventing performance degradation and component wear caused by excessively high oil temperatures, and providing continuous cooling for the XE2000’s powerful output during high-intensity operations.
The hydraulic oil radiator 804009513 is an original factory core component exclusively developed by XCMG for the XE2000 excavator’s hydraulic system. Its design is entirely based on the machine’s hydraulic pipeline layout and heat dissipation requirements. Leveraging 3D modeling and whole-machine thermal simulation technology, key parameters such as radiator dimensions, inlet/outlet positions, and installation structure are precisely determined, ensuring a seamless match with the hydraulic system piping and engine compartment space. Whether for system integration during new machine assembly or component replacement during later maintenance, no adjustments to piping routing or mounting frames are required; “in-situ installation” is possible. This high degree of adaptability not only reduces installation difficulty but also ensures perfect synergy between the cooling system and hydraulic circuit, maximizing heat dissipation efficiency from the source.
During heavy-duty operation, the XE2000 excavator’s hydraulic system generates significant heat due to continuous high-load operation. Excessive oil temperature leads to decreased hydraulic oil viscosity and accelerated aging of seals, severely impacting system performance. The hydraulic oil radiator 804009513 features a large heat dissipation area design, with a multi-row, closely spaced tooth structure in the core cooling core, increasing the heat dissipation area by more than 30% compared to ordinary radiators, significantly enhancing heat exchange efficiency. The internal oil channels are optimized for fluid dynamics, ensuring a uniform and smooth flow of hydraulic oil within the core, guaranteeing that every drop of hydraulic oil receives adequate heat dissipation. Simultaneously, the radiator features a high-efficiency cooling fan with a linked design that automatically adjusts the fan speed based on oil temperature. This allows for rapid cooling under high-temperature conditions and reduced energy consumption under low-temperature conditions, consistently maintaining the hydraulic oil temperature within the optimal operating range of 40-80℃, ensuring the stable operation of core components such as the hydraulic pump and cylinders.
XCMG maintains strict quality control throughout the entire production process for the 804009513 hydraulic oil radiator, committed to creating durable cooling components suitable for extreme operating conditions. The cooling core is precision-welded from corrosion-resistant aluminum alloy, possessing excellent thermal conductivity and corrosion resistance, capable of withstanding long-term hydraulic oil erosion without leakage. The outer shell is stamped from high-strength steel plate, with an electrophoretic anti-corrosion treatment, achieving a salt spray resistance of over 1000 hours, effectively resisting the erosion of mud, dust, and oil in the working environment. The oil passage interface features a thickened sealing design and is equipped with a high-quality sealing ring to ensure reliable sealing under high-pressure conditions. Each radiator undergoes multiple rigorous tests before leaving the factory, including pressure testing, flow testing, and heat dissipation performance testing, ensuring stable operation in extreme temperature environments ranging from -30℃ to 120℃, with a service life far exceeding the industry average.
Choosing the XCMG XE2000 excavator hydraulic oil radiator 804009513 means choosing a highly efficient and reliable “cooling expert” for your equipment’s hydraulic system. With its precise original factory compatibility, powerful heat dissipation performance, and superior durability, it safeguards the XE2000’s hydraulic system in complex operating scenarios such as mining and infrastructure construction, reducing downtime caused by overheating and ensuring the equipment always maintains strong power and efficient operation, facilitating smooth project progress.

318307898 radiator mounting assembly XCMG XE2000 excavator spare parts
1 804009513 1 HYDRAULIC OIL RADIATOR
2 318302391 2 PLATE
3 805338300 4 WASHER 27 GB/T1230-2006
4 329900941 2 BOLT
5 318805740 8 SUPPORT SEAT
6 819952471 8 BOLT M27×130
7 805047925 2 BOLT M27×70 GB/T5783-2000
8 318308036 4 BLOCKING PLATE ASSEMBLY