مضخة هيدروليكية Komatsu 708-1L-00530 لـ حفارة Komatsu PC128US-2 PC138US-2 PC138USLC-2

Komatsu PC128US-2 PC138US-2 PC138USLC-2A Main Hydraulic Pump | 708-1L-00530
1. Product Overview
The Komatsu Hydraulic Piston Pump is a heavy-duty axial piston variable displacement unit designed for the 12-14 ton excavator class. It is a direct replacement for OEM part numbers 708-1L-00530, 708-1L-00511, 708-1L-00551, 708-1L-01422, and 708-1L-01430. Engineered to integrate perfectly with Komatsu's HydrauMind system, it provides high-precision control and simultaneous movement capability.

2. Technical Specifications & Performance
Pump Model: HPV95 Series (Axial Piston Type)

Part Numbers: 708-1L-00530, 708-1L-00511, 708-1L-00551, 708-1L-01422, 708-1L-01430

Machine Compatibility: Komatsu PC128US-2, PC128UU-2, PC138US-2，PC138USLC-2A

Rated Pressure: 32.5 MPa (325 Bar)

Max Pressure: 35.5 MPa (355 Bar)

Control Type: Load Sensing / Pressure Cut-off

Input Speed: 2,200 – 2,500 RPM

Warranty: 1-Year Quality Guarantee

Lead Time: 3–7 Working Days

3. Key Engineering Advantages
Optimized for Short Tail Models: Specifically tuned for the PC128US/PC138US series to ensure the hydraulic flow is balanced for rapid cycle times and high breakout forces in confined spaces.

HydrauMind Compatibility: Works seamlessly with Komatsu’s patented hydraulic logic, allowing for independent flow to different actuators, which ensures the boom, arm, and bucket move smoothly together.

Energy-Efficient Design: The variable swashplate mechanism reduces displacement when the joysticks are in neutral, minimizing fuel consumption and preventing hydraulic fluid overheating.

Heavy-Duty Internal Components: Features induction-hardened pistons and high-tin bronze valve plates to ensure long-term reliability under high-load excavation and demolition work.

4. Supply Range & Brand Expertise
We offer professional-grade components for the industry's leading brands:

Hydraulics: Main Pumps, Swing Motors, and Control Valves.

Drivetrain: Final Drive Gearboxes, Travel Motors, and Swing Reducers.

Electronics: ECU Controllers, Monitors, and Sensors.

Extensive Brand Coverage: Komatsu, Hitachi, Volvo, CAT, Liebherr, Hyundai, Kobelco, Kubota, Yanmar, JCB, Sany, and Doosan.

5. Global Logistics & Fast Delivery
Express Shipping: Fast door-to-door delivery via UPS, DHL, FedEx, and TNT.

Global Logistics: Support for Air Freight, Sea Freight, and DDP (Delivered Duty Paid) options to handle customs and local taxes automatically.

Service Commitment: Worldwide Delivery guaranteed to minimize equipment downtime and restore your machine to peak operational efficiency.