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Product Details
Product Overview
This premium Hydraulic Oil Cooler is specifically designed for the Caterpillar 330D excavator and C9 diesel engine. As a critical component in the hydraulic system, this cooler ensures optimal temperature regulation to prevent overheating and maintain peak performance during demanding operations. Manufactured to OEM specifications, this unit provides a direct replacement solution for your heavy equipment.
Ideal for use in excavators, loaders, bulldozers, and other heavy machinery powered by the Caterpillar C9 engine, this cooler is engineered to withstand harsh working conditions while maintaining efficient heat dissipation. Whether you’re servicing a 330D excavator or a C9-powered truck, this component delivers reliable cooling performance that meets or exceeds original equipment standards.
Key Features & Benefits
OEM Specification Fitment: Manufactured to match original Caterpillar dimensions and mounting points for seamless installation without modifications
Superior Heat Dissipation: Advanced fin and tube design maximizes surface area for efficient hydraulic oil cooling even under extreme load conditions
Heavy-Duty Construction: Built with corrosion-resistant materials to withstand vibration, pressure spikes, and harsh environments common in construction and mining applications
Direct Replacement: Drop-in fit for Caterpillar 330D excavator and C9 engine applications, reducing downtime during maintenance
Enhanced System Longevity: Maintains optimal hydraulic oil temperature, reducing wear on pumps, valves, and seals while extending fluid life
Rigorous Testing: Each unit undergoes pressure testing and dimensional inspection to ensure leak-free operation and proper fitment
Technical Specifications
Specification
Detail
Part Name
Hydraulic Oil Cooler
Engine Model
330D C9
Type
Hydraulic Oil Cooler
Engine Type
Diesel
Material
OEM Grade Aluminum/Copper
Size
OEM Size (Direct Replacement)
Weight
20 kg
Place of Origin
Guangdong, China
Warranty
6 Months
Packing
Plastic Bag, Box, Carton
Inspection
Video Outgoing Inspection & Machinery Test Report Provided
OEM Cross-Reference
This hydraulic oil cooler is designed to replace or serve as an alternative to the following Caterpillar OEM part numbers:
Primary OEM Number: 259-0380 (Caterpillar Hydraulic Oil Cooler for 330D)
Alternate OEM Numbers: 259-0381, 259-0382 (Cross-reference with your specific serial number prefix)
Note: Always verify your equipment’s serial number and existing part number before ordering to ensure compatibility.
Compatibility
This hydraulic oil cooler is commonly used for the following applications:
Excavators: Caterpillar 330D, 330D L, 330D LN series
Engines: Caterpillar C9 (ACERT technology models)
Additional Applications: Forklift, Truck, Loader, Bulldozer, Bus and other heavy equipment utilizing the C9 engine platform
For exact fitment verification, please consult your equipment’s parts manual or contact our technical support team with your machine’s serial number.
Global Supply & Distribution
maintains a robust global supply chain capable of serving customers worldwide. Our distribution network covers:
North America: Regular shipments to major ports including Los Angeles, Houston, New York, and Vancouver
Europe: Distribution to Rotterdam, Hamburg, Antwerp, and other key industrial hubs
Asia-Pacific: Direct shipping to Singapore, Dubai, Sydney, and major Chinese ports
Middle East & Africa: Reliable delivery to Jebel Ali, Dammam, and Johannesburg
South America: Service to Santos, Callao, and Buenos Aires
We offer flexible shipping options including air freight, sea freight, and express courier services to meet urgent and bulk requirements. Customs documentation and international trade compliance support are provided for all export orders.
Quality Assurance
Every hydraulic oil cooler undergoes strict quality control procedures to ensure reliability and performance:
Manufacturing Standards: Produced in ISO 9001 certified facilities with advanced CNC machining and assembly processes
Testing Procedures: Each unit is pressure tested at 150% of operating pressure to verify structural integrity and leak-free performance
Dimensional Inspection: All critical mounting points and connection sizes are verified against OEM specifications using precision measuring equipment
Warranty Coverage: 6-month warranty against manufacturing defects, with prompt replacement or repair service available
Inspection Reports: Video outgoing inspection and machinery test reports are provided upon request for quality verification
FAQ
Q1: Will this cooler fit my Caterpillar 330D excavator with a C9 engine? A: This cooler is designed as a direct replacement for the Caterpillar 330D series equipped with the C9 engine. However, due to variations in machine configurations and serial number prefixes, we recommend verifying your existing part number or measuring the core dimensions (length, width, and connection sizes) to confirm compatibility. Contact our support team with your machine’s serial number for precise fitment confirmation.
Q2: What maintenance is required after installing a new hydraulic oil cooler? A: After installation, check hydraulic oil levels and top up with recommended oil type as specified in your equipment manual. Run the engine at idle and check for leaks at all connections. Monitor operating temperatures during the first few hours of operation. Regularly inspect the cooler fins for debris buildup and clean with compressed air or low-pressure water to maintain optimal cooling efficiency. Replace hydraulic filters if they show signs of contamination during the cooler replacement.
Q3: Can this cooler be used on non-Caterpillar equipment with C9 engines? A: While this cooler is specifically designed for Caterpillar 330D excavator applications, it may be compatible with other heavy equipment using the C9 engine platform, such as certain loaders, trucks, or generators. However, mounting points, hose routing, and cooling capacity requirements may vary. We recommend comparing the physical dimensions and connection types with your existing cooler before purchasing for non-standard applications.
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