مضخة هيدروليكية Komatsu 708-3S-00111 لـ حفارة Komatsu PC40MR-1 PC45MR-1 PC40MRX-1 PC45MRX-1 PC45MR

Komatsu Main Hydraulic Pump Assembly
Genuine & Refurbished Piston Pump for Mini Excavator Parts

1. Basic Information
Part Name: Variable displacement axial piston main hydraulic pump
Main PN:708-3S-00111,708-3S-00110,708-3S-01110,708-3S-00261,708-3S-00130
Applicable Models: Komatsu PC40MR-1, PC45MR-1, PC40MRX-1, PC45MRX-1
Product Grades: Genuine New, Refurbished Pump, Premium Aftermarket New
Warranty: 12 months for genuine & refurbished pumps; 6–12 months for aftermarket pumps
Net Weight: 44 kg
Material: Aluminum（Note: Not interchangeable with the iron pump model.）
Available in models with or without air conditioner.
Stock Status: In stock, shipped within 3–7 working days after order confirmation

2. Core Product Advantages
Produced according to OEM specifications to match the original hydraulic system of matched excavator models
Load sensing control optimizes flow output to reduce power loss and fuel consumption
Precision internal matching parts maintain stable pressure output and low internal leakage
Consistent installation dimension, oil port layout and spline shaft for direct bolt-on replacement
Reinforced sealing components prevent oil leakage under long continuous construction operation
All finished pumps pass pressure, flow and leakage bench testing before delivery

3. Technical Parameters
Pump Type: Variable axial piston hydraulic pump
Max working pressure: 26 MPa
Control Mode: Load sensing pressure compensation
Rated rotational speed: 2300 rpm
Input Shaft: OEM standard spline structure
Rotation Direction: Original factory standard rotation direction
Function: Provides hydraulic power for travel, swing, boom, arm and bucket hydraulic circuits

4. Compatibility & Cross Reference List
Applicable Equipment: PC40MR-1, PC45MR-1, PC40MRX-1, PC45MRX-1
Interchange PN Group:708-3S-00111,708-3S-00110,708-3S-01110,708-3S-00261,708-3S-00130

5. BELPARTS Competitive Strength
Focused on Komatsu mini excavator hydraulic pump spare parts. Multiple quality grades satisfy different procurement budgets. Strict QC inspection ensures stable long-term running performance. Sufficient spot inventory supports global sea and air shipping services. Provide professional installation guidance and after-sales technical support.

6. Common FAQ
Q1: Are these part numbers interchangeable mutually?
A: All listed part numbers are upgraded supersession codes of the same pump assembly, fully interchangeable for equipment maintenance replacement.
Q2: What are the features of refurbished hydraulic pumps?
A: All worn internal components are replaced and calibrated to OEM technical standards, with obvious cost advantages compared with genuine brand-new pumps.
Q3: Delivery cycle?
A: In-stock goods will be dispatched within 3–7 working days with global logistics solutions available.