4289603 428-9603 Rotary Hydraulic Pump Valve Main Control Relief Valve Pressure Relief Valve Safety Valve for EX200-3 Excavator
Rotary Hydraulic Pump Valve
,Excavator Relief Valve for EX200-3
,Main Control Relief Valve
4289603 428-9603 Rotary Hydraulic Pump Valve Main Control Relief Valve Pressure Relief Valve Safety Valve for EX200-3 Excavator
Key attribute
|
Part name |
Main Control Relief Valve |
|
Model |
EX200-3 Excavator |
|
P/N |
4289603 428-9603 |
|
MOQ |
1PC |
|
Packing |
Carton |
| Certificate | CE, ISO |
|
Delivery |
3-15 Days |
|
Shipping port |
Huangpu,Guangzhou |
Product profile
- Precisely manages hydraulic fluid pressure and flow direction, ensuring optimal performance in heavy-duty operations.
- As the main relief valve, it protects the main pump, control valves, cylinders, and hydraulic lines from damage caused by pressure spikes or overloads.
- Ensures safe, reliable machine operation.
- Manufactured from high-strength steel/aluminum alloy with corrosion-resistant properties.
- Withstands harsh construction environments and extends service life.
- Threaded connections optimized for rapid assembly, reducing maintenance and replacement time.



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GVO Value

Guangzhou GVO Precision Hydraulic Co., Ltd. is a professional manufacturer and exporter of hydraulic components, electrical systems, and engine parts for excavators. Founded in 2017 and headquartered in Guangzhou, China, we serve the global construction machinery industry with reliable products and responsive service.

As a factory-direct supplier, we eliminate middlemen to offer competitive prices without compromising quality. We keep over 1,000 part numbers in stock, helping customers reduce waiting time and keep their machines working.

Quality is our starting point, not an afterthought. Raw materials are inspected before production. Manufacturing processes are monitored in real time. Finished products must pass performance and durability tests. Every part is checked again before shipping.

We provide one-stop support from selection to after-sales. If you are not sure about the model, we help you confirm it and avoid mistakes. Common parts ship quickly. If you have any problems after receiving the goods, we stay available to help you solve them.
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