HL-A4FO HYDRAULIC PUMPS
Fixed Displacement Axial Piston Pump for Open Circuit

Fixed Displacement Axial Piston Pump for Open Circuit

The HL-A4FO fixed displacement pump is designed to provide stable, high-pressure hydraulic power for your industrial and construction applications. Our fixed displacement pump combines efficiency, durability, and precise control, ensuring seamless integration into your system and consistent performance under demanding conditions.

  • Displacement 40-500 cm³/rev
  • Nominal pressure 350 bar
  • Max. allowable pressure 400 bar
Request a Quote
Technical Data
Size 40 71 125 250 500
Displacement Vgmax cm³/rev 40 71 125 250 500
Max. rotation speed nmax rpm 2750 2200 1800 1500 1320
Max. flow at n=nmax L/min 110 156 225 375 660
Max. power (Δp=350 bar) kW 64 91 131 219 385
Max. torque (Δp=350 bar) Nm 223 395 696 1391 2782
Weight approx. kg 17 35 62 122 233
Features
  • Consistent and Powerful Performance The swashplate mechanism ensures steady hydraulic output, delivering reliable results.
  • Precision Flow Control Flow adjusts proportionally to speed and displacement, maintaining accuracy across applications.
  • Optimized Suction Capability Engineered for continuous and stable fluid intake, even in challenging conditions.
  • Long-Lasting Durability High-precision bearings extend service life, reducing wear and maintenance requirements.
  • Compact and Space-Saving Design Designed to fit efficiently within hydraulic systems without compromising performance.
  • Low-Noise Operation Minimizes vibration and sound levels, improving workplace efficiency.
  • Enhanced Wear Resistance Hydrostatic balanced shoes increase durability and reduce component wear over time.
Applications
High-Speed Forging PressHigh-Speed Forging Press
We Also Provide Hydraulic Press Solutions

At Hilead, every composite hydraulic press is custom-designed to match your specific needs. Beyond molding SMC, BMC, GMT, LET-D, and other thermoset, thermoplastic, and carbon fiber composites, we also offer complete automated system solutions for advanced composite material applications. Our presses are widely used in industries such as marine, automotive, construction, petrochemicals, energy, building materials, power and electrical equipment, telecommunications, rail transit, aerospace, and aviation.

Learn More