Air Preparation

AZ's Air Preparation Units are vastly implemented in many industrial and trade markets. They're mostly used in more complex pneumatic circuitry and guarantee a complete filtration, regulation and lubrication of pneumatic system. Available in 1/4 and 1/2" versions.


Our Air Preparation Units have been designed to satisfy the application requirements of the automation control industry and enlist a vast array of features, such as:

  • NPT range of 1/4", and 1/2"
  • Cyclone System and Filter Element
  • Semi-Automatic moisture exhaust
  • Automatic moisture exhaust on request
  • Bowl protection already mounted
  • Modular System Integration
  • Diaphragm-type pressure regulator with relieving

AZ's Air Preparation units operate with input pressures of up to 232psi and can be regulated from 0 to 116psi. Our filters guarantee 95% grade moisture separation and feature a 5μm internal filter element. They allow refilling even in pressurised systems, avoiding the need to interrupt your work flow.

Popular Questions
Do you ship outside of Massachusetts?
Yes, we do! AZ Pneumatica USA delivers both within the State of Mass and all other major US States!
Are your Products NPT or BTP?
Yes they are! All our products are manufactured according to both of these international standards!
Are the measures indicated in inches?
Yes they are! You will find a custom table inside our catalog where you can apply all the standard measurement conversions needed!
Do your Air Preparation Units come in other thread sizes?
Yes they do, in BTP standard.
Dedicated Brochure

For a detailed list and description of our Air Preparation Units, please download our brochure here!