GVO Travel Motor Main Relief Valve for EC250D 300D 350D Excavators
GVO Travel Motor Main Relief Valve for EC250D 300D 350D Excavators
Key attributes
|
Name |
Travel Motor Main Relief Valve |
Packing |
Carton |
|
Model |
EC250D 300D 350D Excavators |
Certificate | CE, ISO |
|
Stock |
In Stock |
Delivery | 3-15 Days |
|
MOQ |
1PC |
Shipping port | Huangpu,Guangzhou |


Core Function & System Protection
Precision Pressure Limiting: Its primary role is to regulate the maximum hydraulic fluid pressure supplied to the travel motor. By maintaining pressure within a predetermined safe operating limit, it prevents damage to the motor and other system components from pressure spikes.
Overload & Emergency Relief: The valve acts as an essential safety device. If pressure exceeds the set limit due to sudden load changes or system malfunctions, it opens instantly to divert excess fluid back to the tank, preventing catastrophic failure.
Performance & Efficiency Benefits
Ensures System Stability: By maintaining consistent pressure, the relief valve contributes to stable and predictable travel motor operation, even under heavy loads.
Enhances Energy Efficiency: It prevents unnecessary pressure spikes and energy losses, optimizing hydraulic power use. This efficiency contributes to reduced fuel consumption and lower operating costs.

If you need other relief valves, send us the related details please:
1.The pictures
2.The p/n
3.The size

GVO Value
We believe the best service is predictable service. At GVO, you always know what you're getting, when you're getting it, and what you're paying. We verify every part against your machine specification before it ships, so you never receive a wrong fit. We dispatch all orders the same day, so you never wait longer than expected. We price everything upfront with no hidden charges, so you never face unexpected costs. We communicate clearly and respond quickly, so you never feel left in the dark. And we stay available after the delivery, so you never have to chase support. Predictability isn't just a convenience — it's a promise we keep with every order. No surprises, no confusion, no guesswork.


Who We Serve
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Wholesalers and distributors
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Construction contractors
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Equipment owners and operators
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Service and repair shops

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