Гідравлічний насос 9155144 9151953 до екскаватора Hitachi EX270-5 EX280H-5

Hydraulic Pump for Hitachi EX270-5 EX280H-5 Excavator
OEM 9155144 / 9151953
1. Product Description
This is an original quality main hydraulic pump with OEM part numbers 9155144 and 9151953, designed for Hitachi EX270-5 and EX280H-5 excavators. It delivers stable pressure and flow to power all hydraulic functions, ensuring reliable performance in heavy-duty construction environments.
2. Key Specifications
OEM Part Number: 9155144, 9151953
Pump Type: Variable displacement axial piston pump
Displacement: 125 cm³/rev (twin pump)
Rated Pressure: 31.4 MPa
Max Pressure: 34.3 MPa
Control System: Negative flow control
Net Weight: ~155 kg
Fit: Direct replacement for the original pump assembly
3. Compatibility
Hitachi EX270-5
Hitachi EX280H-5
4. Features
1:1 dimensional match for direct bolt-on installation, no modifications required
Precision hardened internal components for extended service life
Fully compatible with the original negative flow control system
Strict quality control ensures OEM-level performance and reliability
5. Supply & Warranty
Stock: In stock at Guangzhou warehouse
Delivery: 1–3 working days for dispatch
Warranty: 12 months against manufacturing defects
Packaging: Export-grade wooden box for safe shipping
6. Why Choose Us
With over 10 years of experience in excavator spare parts, we are your trusted source for genuine and high-quality replacement components. We offer fast order processing, transparent pricing, and dedicated after-sales support to keep your operations running smoothly.
7. Our Services & Product Range
We provide a full range of excavator parts, including Hydraulic Parts, Swing Motor, Slew Bearing, Hydraulic Pump, Swing Reduction, Engine Assembly, Final Drive, Control Valve, Hydraulic Cylinder, Travel Reduction, Gear Parts, and ECU, compatible with major brands: Hitachi, CAT, Komatsu, John Deere, Yanmar, Volvo, Kobelco, Doosan, Sany, Hyundai, LiuGong, Takeuchi, Kubota, XCMG, Bobcat, and JCB.
8. FAQ for Excavator Parts Buyers
Q: Will this pump fit my EX270-5?
A: Yes, it is a direct replacement for OEM 9155144 / 9151953 and fits both EX270-5 and EX280H-5.
Q: Do you offer technical support after purchase?
A: Yes, our team provides installation guidance and troubleshooting support.
Q: What shipping methods are available?
A: We offer air/express (3–7 days) and sea freight (30–45 days) for global delivery.