Hydraulic pump HP51B678-20-20-10-02GA XCMG QY50 truck crane

Product Description: Hydraulic Pump HP51B678-20-20-10-02GA for XCMG QY50 Truck Crane

Overview
This is a high-performance hydraulic main pump designed specifically for the XCMG QY50 series truck cranes. The model HP51B678-20-20-10-02GA is a critical component of the crane's hydraulic system, responsible for generating the flow and pressure required for all lifting and telescoping operations. It is a direct replacement part that matches the specifications of the original equipment, ensuring seamless integration with the crane's hydraulic system.

Key Features & Technical Specifications
The pump is engineered to meet the demanding requirements of 50-ton class mobile cranes, featuring robust construction for reliability in heavy-duty applications.

• Model / Part Number: HP51B678-20-20-10-02GA.

• Compatibility: Specifically designed for XCMG QY50K and QY50KA truck crane models.

• Function: Main hydraulic pump; converts mechanical power into hydraulic energy to drive the boom, hoist, and outrigger systems.

• Material: Manufactured from high-strength, corrosion-resistant materials (Aluminum Alloy 6061-T6 equivalent) to ensure durability and long service life in construction environments.

• Warranty: Typically backed by a 3-year warranty, guaranteeing long-term performance and reliability.

Application & Benefits

• Precision Lifting: Provides stable and precise hydraulic flow, which is critical for the safe and accurate lifting of heavy loads.

• Heavy-Duty Performance: Built to withstand the high-pressure demands of the XCMG QY50's boom extension and hoisting operations (which operates at up to 2000 psi / 138 bar) .

• OEM Quality: As a reproducted pump, it is manufactured to the same standards and specifications as the genuine XCMG part, ensuring "drop-in" replacement with no modifications required.