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MicropumpModel GNH Series -Pumps

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The GNH Series pumps can handle tough fluid handling needs without taking up too much space. These cavity style gear pumps provides smooth, pulseless delivery and can withstand system pressures to 103 Bar (1500 psi). Designed using higher displacement gears, these pumps are configured to provide optimum flow with 4-pole motor speeds not exceeding 1750rpm. These designs allow for large plant systems to use common motors across a wide range of products. GNH Series pumps deliver rugged, reliable performance for any high-precision pumping need.
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Displacement: 24.5 ml/rev (G35)
Recommended Speed Range: 500-1750 RPM
Flow Rate (min): 12.25 L/min | 3.2 US gmp
Flow Rate (max): 42.8 L/min | 11.4 US gpm
Differential Pressure (max): 6.9 bar | 100 psi
System Pressure (max): 103 bar | 1500 psi
Temperature Range: -46 to 121 °C | -50 to 250 °F
Viscosity Range: 0.2 to 2500 cP
Weight: 8.4 kg | 18.5 lbs
Standard Ports: 3/4"-14 NPT(F)

Product Features
  • Smooth, Pulseless Delivery
  • Chemically Resistant
  • Easy to Service
  • Proven Reliability
  • Advanced Pump Technology
  • Wide Range of Options
  • OEM Configurations
  • High-System Pressure Capability
  • Enhanced Efficiency
Displacement Range
  • Gear Set G35: 24.5 ml/rev
Construction
  • Magnetic Drive Gear Pump
  • Cavity Style
  • Helical, Shafted Gears
  • Sleeve Bushings
  • O-ring Seals
Wetted Materials
  • Base Materials
    • 316 Stainless Steel/Titanium
  • Gears
    • PTFE
    • PEEK
  • Static Seals
    • PTFE
Magnets
  • Driven & Driving
  • Rare Earth

Chemical Metering
Mechanical Seal Flushing and Cooling