Mining fleets often face unstable hydraulic response when pumps age or operate under continuous overload, leading to reduced digging efficiency and higher fuel consumption. The 4396991 variable displacement pump for EX1900-5 is developed to stabilize hydraulic behavior and maintain consistent power delivery during extreme excavation cycles.
Item NO.:
9065880 9065879Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time：
2-3 DAYS
| Part Number |
|
|---|---|
| Part Name | Hydraulic Pump |
| Compatible Brand | Hitachi |
| Applicable Models | EX1900-5 |
| Application | Excavator |
| Material | Forged Alloy Steel |
| Product Color | Industrial Gray |
| Working Temperature | -35°C to +115°C |
| Key Function | Hydraulic Power Generation & Flow Adjustment |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Wooden Case/Reinforced Carton/Neutral Packing / Customized Box |
Adjusts output behavior based on real-time excavation resistance.
Supports EX1900-5 class machines operating in continuous production cycles.
Reduces hydraulic inconsistency during high-load transitions.
FAQ
A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.
Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies
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