GVO 709-70-51200 Pressure Safety Main Relief Valve Control Valve for Excavator PC200-3 PC220LC-3 PC240LC-3K

GVO 709-70-51200 Pressure Safety Main Relief Valve Control Valve for Excavator PC200-3 PC220LC-3 PC240LC-3K

 Key attributes

Precise & Stable Pressure Control – The valve delivers stable performance with excellent opening and closing characteristics. This precision ensures consistent, predictable machine performance across all operating conditions – from fine grading to heavy digging – and helps maintain optimal digging force and cycle times.

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GVO Company Overview  

  Guangzhou GVO Precision Hydraulic is a professional manufacturer and exporter of durable, high-strength hydraulic components and electrical parts for excavators. Based in Guangzhou, China, we are committed to delivering products that withstand the toughest operating conditions and provide reliable performance over extended service life.

  We manufacture hydraulic pumps, gear pumps, pressure relief valves, throttle motors, and a complete series of electrical components. Our product range covers most mainstream excavator brands and models, with full specifications and substantial inventory for prompt fulfilment.

  All components are precision-machined from high-grade materials and inspected under strict quality control standards. Our products deliver high precision, excellent pressure resistance, superior sealing, and stable performance — effectively resolving common mechanical failures such as power deficiency, hydraulic leakage, system jitter, and electrical malfunctions.

  As a direct factory supplier, we eliminate intermediaries and provide high-quality replacement parts with reliable compatibility, proven durability, and competitive pricing.

  With mature production systems, comprehensive export capabilities, and a commitment to quality, we support bulk orders, customized processing, and efficient global delivery. Through stable product quality and professional after-sales support, we have established long-term, trusted partnerships with customers worldwide.

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 — Strength You Can Depend On. Durability You Can Trust.