Guangzhou Gangwo Engineering Machinery Parts Department
| Model | YC210 DH225-7 |
| Delivery Time | 3-7 Days |
| Services | During working hours |
| Payment Terms | L/C,D/A,D/P,T/T, |
| MOQ | 1PC |
| P/N | CO170-5576 |
| Supply Ability | 10000 pcs per month |
| Part Name | Hydraulic Load Lock Counterbalance Valve |
| Stock | In stock |
| Packaging Details | Carton |
| Model Number | YC210 DH225-7 |
| Certification | CE,ISO |
| Brand Name | GVO |
| Place of Origin | China |
View Detail Information
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Product Specification
| Model | YC210 DH225-7 | Delivery Time | 3-7 Days |
| Services | During working hours | Payment Terms | L/C,D/A,D/P,T/T, |
| MOQ | 1PC | P/N | CO170-5576 |
| Supply Ability | 10000 pcs per month | Part Name | Hydraulic Load Lock Counterbalance Valve |
| Stock | In stock | Packaging Details | Carton |
| Model Number | YC210 DH225-7 | Certification | CE,ISO |
| Brand Name | GVO | Place of Origin | China |
| High Light | Excavator hydraulic relief valve ，Boom holding load lock valve ，Counterbalance valve for excavator | ||
GVO CO170-5576 Boom Holding Main Relief Valve Hydraulic Load Lock Counterbalance Valve for Excavator YC210 DH225-7
Key attributes
|
Name |
Boom Holding Main Relief Valve |
|
P/N |
CO170-5576 |
|
Model |
YC210 DH225-7 |
|
Package |
Carton |
|
Certificate |
CE, ISO |
|
Delivery |
3-5 Days |
|
Shipping port |
Huangpu |
Reliable Load Holding – Prevents Accidental Dropping
This is the valve's most essential function. It instantly locks the hydraulic circuit in the event of a hose burst or sudden pressure loss, preventing the boom, arm, or other attachments from dropping unexpectedly due to gravity. This provides a fundamental safeguard for both operator safety and equipment protection.
Smooth, Controlled Movements – Enhances Precision
Unlike a simple hydraulic lock that can cause abrupt stops, this counterbalance valve builds back-pressure during load lowering, providing controlled resistance. This prevents the attachment from overspeeding or dropping suddenly due to gravity, ensuring smooth, stable movements. This is particularly valuable for precision tasks such as fine grading, sloping, and lifting operations, where control accuracy is critical.
If you need other relief valves, send us the related details please:
1.The pictures
2.The p/n
3.The size
GVO Value
Time is your most valuable resource. GVO respects that by ensuring every order is processed with urgency and precision. Our fast dispatch policy means your parts are on their way within hours. Our efficient verification process eliminates delays from returns or wrong fits. We know that every hour of downtime costs you money, and we're committed to minimising that cost. With GVO, you get more than parts — you get time back.
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 quick dispatch and rapid order fulfilment.
GVO — Your time is our priority.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
2012
Total Annual:
7500000-12000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Who we are: We are excavator spare parts manufacturer to do high quality products What we do: Our supply chain covers engine parts, hydraulic parts, relief valves, pilot pumps, gear parts electrical parts, seals, bearings, we serve the domestic market and overseas markets, in the field of excav... Who we are: We are excavator spare parts manufacturer to do high quality products What we do: Our supply chain covers engine parts, hydraulic parts, relief valves, pilot pumps, gear parts electrical parts, seals, bearings, we serve the domestic market and overseas markets, in the field of excav...
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