HII Pumps Overview

Established in 1976
World leading designer and manufacturer of support equipment ingenuity and new product technology innovation in:
• The Defense/Aviation/Commercial Ground and Engineering Support Equipment Systems
• Pneumatic Driven Liquid Pumps, Gas Boosters and Air Pressure Air Amplifiers
• Flow Metering, Analyzing and Totalizing Systems

HII Pumps Overview

HII Pumps Overview
Manufactures every major component at its Chatsworth, CA USA facilities with over 690,000 square-feet of space
Total self-sufficiency in the design and manufacture of complete systems to components:
• 95% of our products are produced in-house, eliminating dependency on outside sources
• Ensures faster response to engineering & design problems
• Ensures control over quality assurance

Pumps Overview

No Compromise on Quality or Performance.
ISO 9001: 2008 & AS9100: 2009

HII Group Asia

SUPPORTING Oil & Gas, Petrochemical and Refineries with:

  • Chemical Injection Skids
  • Well Emergency Shut Down Systems
  • Air, Oxygen, Nitrox, Helium and Mixed Gas Booster Packages
  • Hydrostatic Pressure Testing Skids
  • High Pressure Flow Metering Packages
  • Accumulator Charging

HII Pumps Asia

HII Air Driven hydraulic pumps and boosters deliver high pressure, low pulsation with our double acting series, and dependable service in a wide range of oil field applications.

  • CO2 Injection
  • Glycol Injection
  • Hydrostatic Testing
  • Accumulator Charging
  • Wellhead Control Panels
  • Diesel Engine Air Start-Up Systems
  • Sub-Surface Safety Valve Control
  • Blowout Preventers
  • Wireline Lubrication
  • Chemical Injection
  • Valve Actuation
  • Bolt Tensioning

HII Pumps Asia

Rebreather Bottle Recharge Boosters

Hydraulics International Inc. (HII) is a leading manufacturer of air and electric driven gas boosters. HII units offer a full range of USA made 6,000-PSI and 10,000-PSI portable and stationary breathing Air and 4,500-PSI Oxygen Booster packages for municipal fire departments, industrial plant fire and safety departments and fire departments utilizing O2, SCBA backpacks or rebreathers.


  • ReBreather Bottles
  • Bail-Out Bottles
  • SCUBA Bottles
  • Nitrox Systems
  • Trimix Systems
  • Accumulators
  • Pressure Testing
  • Leak Testing

Even if your source gas pressure drops below 200-PSI

HII Pumps Asia

Gas Boosters Liquid Oil & Gas Industries

High pressure testing applications including but not limited to BOP Stacks, choke and kill lines, Christmas trees, valves, pipelines, hoses, cylinders, pressure vessels and components, valve actuation and any other type of equipment requiring high-pressure static testing. The test units may be provided in working pressure ranges up to 50,000 PSI and are safely tested with its compact easy to operate and friendly control panel design. Units are self-contained and operated by low pressure shop air or optional from high pressure Nitrogen cylinders.


  • Designed to provide working pressure ranges

  from 3,000-psi to 40,000-psi

  • Discharge rate of 4-GPM at 3,000 PSI
  • Dual air operated double acting pumps for low and high pressure testing
  • Skid – Mounted self-contained
  • Servicing all static, high-pressure testing applications including but not limited to:

BOP Stacks Choke & Kill Lines Christmas Trees


Aerospace Oxygen Nitrogen Gas Boosters

Aerospace Oxygen & Nitrogen Bottle Recharging Gas Booster

Used for CFC recovery systems, charging oxygen cylinders and in-flight life support bottles, charging landing gears, struts, and accumulators, tire inflation, pressure gauge calibration, inflation of escape chutes and life rafts using CO2 or helium.



  • Reclaiming
  • Bottle Filling
  • Accumulator Charging
  • Leak Testing
  • Pressure Testing (up to 30,000 PSI )

Oxygen Refilling Boosters

Diver Oxygen Bottle Refilling Gas Boosters

Hydraulics International, Inc. (HII) offers a full range of high pressure O2-gas air booster systems for filling or topping-off SCUBA and Re-breather bottles. HII Gas boosters deplete the pressure of O2 source cylinders down to 200-300 psi before returning them back to the supplier.

Compatible with Gases:

  • Oxygen
  • Nitrous Oxide
  • Carbon Monoxide
  • Methane
  • Air
  • Nitrogen
  • Argon
  • Helium
  • Ethylene
  • Hydrogen
  • Natural Gas

Hydrogen Drone Refilling Booster Hydrogen Drone Refilling Booster

Meet any requirements for hydrogen fills such as recharging the H2 fuel cell systems more quickly and efficiently; ideal for electrolyzer generators, as well as low and high pressure cylinders.

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