QX Series Hydraulic Pump & Motor | QXEH, QXEM, QX51, QX62 | Internal Gear Pump

Model Number

QXM42-025L108

Product Description

QX Series Ultra-Quiet Internal Gear Hydraulic Pumps & Motors

Product Overview: The QX Series represents the pinnacle of internal gear technology, renowned for “Ultra-High Pressure, Extreme Silence, and Long Life.” This comprehensive range features high-end models: the energy-efficient QXEH42-032R451 pump, the high-performance QXEM42-025N motor, and precision double-pump combinations like QX51-125/43-025R, QX52-100/51-100R05, and QX62-100/51-100R05. Its unique three-stage meshing principle ensures exceptional pressure stability and minimal noise even under variable-speed servo-drive conditions.

Key Technical Advantages:

  • Servo-Optimized QXEH/QXEM Design: Purpose-built for high-frequency servo responses. QXEH pumps maintain high pressure at ultra-low RPMs, while QXEM motors deliver superior starting torque and low-speed smoothness.

  • Whisper-Quiet & Minimal Pulsation: Utilizing non-contact gap compensation, operational decibels are significantly lower than traditional external pumps. Near-zero pressure ripples drastically extend the life of hydraulic lines and components.

  • Versatile Multi-Stage Tandem: Supports double-pump configurations (e.g., QX51/43 or QX62/51), allowing a single drive shaft to power two independent circuits, saving significant space and costs.

  • Heavy-Duty Durability: Constructed with reinforced cast-iron housings and precision-ground gears, rated for continuous pressures up to 32 MPa with peaks reaching 40 MPa, ideal for 24/7 heavy-duty industrial cycles.

  • 100% Direct Replacement: Strictly adheres to SAE/ISO mounting standards, ensuring seamless compatibility with original Bucher-style units.

Detailed Models & Parameters:

  • Core Series: QXEH (Energy Efficient), QXEM (High Performance Motor), QX Double Pumps.

  • Model Keywords: QXEH42-032R451, QXEM42-025N, QX51-125/43-025R, QX52-100/51-100R05, QX62-100/51-100R05.

  • Displacements: Covering 25cc, 32cc, 100cc, 125cc, and their respective tandem combinations.

  • Pressure Ratings: Rated at 25-32 MPa (250-320 Bar); Peak pressure up to 40 MPa (5800 PSI).

  • Target Applications: Servo-injection molding, CNC bending machines, precision presses, hydraulic elevators, and aerospace test rigs.

Company Profile

We adhere to international quality management standards and provide a 1-year warranty including maintenance and replacement. We have established long-term strategic cooperation with many well-known brands and continuously launch new products to meet market development. Flexible payment terms are supported, including USD settlement, Alipay, Western Union and T/T.
 
Relying on our standardized production base and professional foreign trade team, we provide competitive factory direct prices, efficient logistics channels and punctual delivery. FJZY Hydraulic is devoted to being your trustworthy long-term partner in hydraulic and agricultural machinery fields.
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Our Advantages

Fast & Reliable Delivery

We optimize global logistics channels to ensure every customer receives their goods on time, anywhere in the world.

Extensive Partnerships

We collaborate with numerous factories, offering a wide range of product selections and providing you with instant quote responses

Strict Quality Assurance

Quality first is our principle. We provide a one-year warranty service, ensuring you receive top-tier quality products with confidence.

Competitive Pricing

Through efficient production and close cooperation, we offer highly competitive prices, guaranteeing a cost-effective experience for you.
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