CATERPILLAR Excavator CAT 390F/390D Motor, 4489705,448-9705

FAQ:
1. What Products Do You Supply?
We specialize in high-performance hydraulic components, including:
 ♦ Hydraulic Pumps: Durable solutions for heavy machinery power transmission.
 ♦ Hydraulic Valves: Precision flow control valves for industrial systems.
 ♦ Proportional Valves: Electrically controlled valves for automated hydraulic systems.
All products are compatible with Bosch Rexroth, KAWASAKI, and other major OEM systems.

2. Why Choose Us Over Other Suppliers?
As a 10-year certified hydraulic solutions provider, we offer:
♦ Vertical Integration: Full-cycle production of hydraulic systems, cylinders, pumps, and valves.
♦ Global Expertise: Proven experience in export/import to 30+ countries.
♦ Custom Solutions: OEM/ODM support for construction, agriculture, and automotive applications.
Fast Turnkey Service: 7-20 day delivery with most parts in stock.

3. What Industries Do Your Products Serve?
Our components are engineered for:
Heavy Machinery:
♦ Construction Machinery: Excavators, crawler cranes, rotary drilling rigs
♦ Agricultural Equipment: Harvesters, tractors, irrigation systems
♦ Automotive Systems: Specialized hydraulic braking & steering units

4. How Do You Ensure Product Quality?
We enforce a 3-stage quality control protocol:
Pre-Production Sampling: Tested prototypes approved before manufacturing.
In-Process Monitoring: Real-time ISO-compliant factory inspections.
Final Audit: 100% functional testing and documentation before shipment.

5. What Is Your Warranty Policy?
All products include:
1-Year Comprehensive Warranty:
Covers material/workmanship defects
Valid for 2500 working hours (whichever comes first)
Dedicated technical support team for troubleshooting