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High-quality excavator solenoid valves, control valves, sensors, and hydraulic parts from Guangzhou Zhengbang Machinery Parts Industry & Trade Co., Ltd. Trusted by global construction and mining equipment operators.
Guangzhou Zhengbang Machinery Parts Industry & Trade Co., Ltd. is a leading manufacturer and exporter of high-performance excavator hydraulic components based in China. With years of engineering expertise, we specialize in solenoid valves, control valves, pilot valves, sensors, throttle motors, and other critical hydraulic parts.
Our products are designed to meet or exceed OEM specifications and are compatible with major brands including CAT, Komatsu, Hitachi, Doosan, Hyundai, XCMG, and more. We serve customers across Europe, North America, South America, Africa, and Asia.
High-quality excavator hydraulic and electrical components engineered for durability, precision, and performance in extreme conditions.
For CAT 320B/320C/E320C/E320D
Model: YN21V00013F1
723-40-71900 for PC200-7/8
Model: 3864274 for R225-7
Model: 803608815
YA00068071 for ZX330-5A
Universal 24VDC Type
For C6.6 Engine
7861-91-4210
107-0614 for CAT
For EC210/240/290
Pressure Reducing Type
Engineered for reliability, precision, and long-term performance
All parts meet or exceed original equipment manufacturer specifications for fit, form, and function.
Efficient logistics network ensures prompt shipping to over 60 countries with tracking support.
Parts designed for CAT, Komatsu, Hitachi, Doosan, XCMG, Hyundai, and other major excavator brands.
High-grade steel, brass, and reinforced polymers ensure longevity in harsh operating environments.
Everything you need to know about our excavator components
Yes, all our excavator solenoid valves, control valves, and hydraulic components are engineered to meet or exceed original equipment manufacturer (OEM) standards for fit, form, and function.
We manufacture parts compatible with CAT, Komatsu, Hitachi, Doosan, Hyundai, XCMG, Liugong, and other major excavator brands. Please provide your model number for exact compatibility.
Yes, we provide competitive pricing for wholesale and bulk purchases. Contact us with your requirements for a customized quote.
Our factory has a weekly production capacity of over 500 units across various product lines, ensuring fast turnaround for both small and large orders.
We implement strict quality control procedures including material inspection, in-process testing, and final product validation to ensure reliability and performance.
Yes, we accept OEM/ODM orders and can develop custom hydraulic components based on your specifications, samples, or drawings.
For product inquiries, quotes, or technical support, please visit our official website to contact the team directly.
Visit Official Website to ContactWe respond to all inquiries promptly. Please include your excavator model, part number, and quantity needed.
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