GVO 702-21-57700 Hydraulic Pump Large Pump Proportional Solenoid Valve for Excavator PC650 PC700

GVO 702-21-57700 Hydraulic Pump Large Pump Proportional Solenoid Valve for Excavator PC650 PC700

 Key attributes

Enhanced Efficiency and Fuel Economy:

  By precisely matching pump output to the operator's demands and the machine's load, the valve ensures power is used only when needed. This optimized hydraulic flow significantly reduces fuel consumption and lowers operating costs, a key advantage for large, fuel-intensive machines.

Superior Durability and Longevity:

  Built to withstand the extreme conditions of heavy mining and construction, the valve is constructed from high-quality steel. Its robust design ensures reliable performance and a long service life, even under the intense pressures, vibrations, and harsh environments typical of large excavator operations.

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GVO Company Overview  

  Guangzhou GVO Precision Hydraulic is a professional manufacturer and exporter with deep industry experience in the development and production of hydraulic and electrical components for excavators. From our headquarters in Guangzhou, China, we leverage years of hands-on experience to deliver products that meet the real-world demands of the global construction machinery industry.

  We produce hydraulic pumps, gear pumps, pressure relief valves, throttle motors, and a full range of electrical components. Our product lineup covers most mainstream excavator brands and models, with complete specifications and ample stock to meet diverse customer requirements.

  All components are precision-engineered and inspected under standardized quality control procedures. Our products feature high precision, excellent pressure resistance, reliable sealing, and stable performance — effectively preventing common issues such as power loss, hydraulic leakage, system vibration, and electrical faults.

  As a direct factory supplier, we offer high-quality replacement parts with guaranteed compatibility, proven durability, and competitive pricing, without intermediary markups.

  With mature production systems, robust export logistics, and decades of combined industry experience, we support bulk orders, custom specifications, and efficient global delivery. Through consistent quality and professional service, we have cultivated enduring, trust-based relationships with customers around the world.

Operational Capabilities

  We maintain a comprehensive supply chain covering engine, hydraulic, electrical, sealing, bearing, and gear components for all major excavator brands. Our 40,000 m³ warehousing facility ensures extensive stock availability, enabling same-day dispatch and rapid order fulfilment.

Our team

GVO — Deep Industry Experience. Reliable Supply. Global Service.