Double Acting Series Hydraulic Pumps

A Double Acting positive displacement pump with a directly coupled, integral linear reciprocating air motor. Compact in size, minimal weight and ability to operate in many environments.

Hydratron Double Acting Series Air Driven Liquid Pump

is a double acting reciprocating, positive displacement pump with a directly coupled, integral linear reciprocating air motor designed to generate High-Pressure Liquid flow.

The pressure increase is made possible by means of the area ratio between the larger diameter air drive piston directly connected to two smaller diameter liquid plungers. Using our various material & seal options they are suitable for pumping a wide range of liquids including water, oil, water/glycol and many other chemical fluids.

All Models can easily be incorporated into easy to operate Standard System hydraulic power units.

DOUBLE ACTING LIQUID PUMP KEY FEATURES

Hydratron’s Double Acting Air Driven Liquid Pumps (DA series) offer many desirable features:

  • Ability to stall at a predetermined pressure and hold this fixed pressure without consuming power or generating heat.
  • No risk of flame or spark.
  • Infinitely variable speed/output flowrate control.
  • Infinitely variable output pressure control.
  • Easy to apply automatic controls.
  • Standard models are suitable for oil or water applications.
  • X-type Isolation chamber for Chemical applications.
  • No limit or adverse effects in continuous stop/start applications.
  • Proven reliability, easy to maintain and robust.

AVAILABLE WITH VALVES, GAUGES & FRAMES

Double Acting Hydraulic Power Units

Hydratron designs and manufactures a comprehensive range of “Plug & Play” Standard Systems, incorporating its core product Liquid Pump and Gas Booster models.

View Double Acting HPU

Feature Icon - High Pressure

Suitable for pressures from 3,330 to 26,700 PSI

Feature Icon - Chemical Applications

Configurable for oil, water or chemicals

Feature Icon - Frames

Made of quality materials

Feature Icon - Easy Maintenance

Easily maintained

Icon - Controls

Infinitely variable output pressure control

Multiple Pressures Available

Models for all pressures

DOUBLE ACTING LIQUID PUMP SPECIFICATIONS

Hydraulic Section:

  • Aluminium Bronze, Stainless Steel and Nitrile seals are standard (other compounds are available as required).
  • All hydraulic pistons are hard chrome plated.
  • Other material options are available, please contact us for more information.

Air Motor:

Mainly Anodized Aluminium, Stainless Steel and nitrile seals.

DOUBLE ACTING LIQUID PUMP MODELS & PERFORMANCE

Model Max Output Pressure @ 100 psi (7bar) Air Drive Max Outlet Flow Displacement/stroke Data Sheet
Psi Bar Cu Ins/min L/min Cu Ins cc’s
DA-33 3,330 230 1769 29.01 15.6 255.7 Download
DA-66 6,625 457 957 15.69 8.0 131.1 Download
DA-118 11,854 818 567 9.30 4.5 73.8 Download
DA-186 18,670 1,288 380 6.23 3.0 49.2 Download
DA-267 26,700 1,841 252 4.13 2.0 32.8 Download