Variable Speed Drive Rotary Vane Compressors
Compact Rotary Vane Pumps
Diesel Configurations
Welder, Generator, Compressor Combo
Hydraulic Driven
Replacement Pumps
Vacuum Packages
Vacuum Process Filters & Liquid Separators
Pressure Controllers
Engine Starting Systems
Tara Samuel headshot

Contact an Expert

Tara Samuel

Order Management Specialist - 10 years at Compressor World

Our experts are highly rated and specialize in a variety of compressed air applications; industrial, food & beverage, medical, lab, and remediation.

Need Help?

Connect one-on-one with an online expert.
Mon - Fri / 8:00 AM - 5:00 PM EST



  • 500 SCFM capacity
  • 2" NPT inlet/outlet ports
  • 38°F pressure dew point
  • 3/8" drain ports
  • 120°F max inlet temperature
  • 232 PSIG max pressure
  • R404a refrigerant
  • ISO Class 4 - 5


The Altec AIR DX500A-3, 500 SCFM, Digital Scroll Refrigerated Air Dryer is designed with the ability to match the power consumption in direct proportion to the current heat load of the air dryer. The digital scroll design combined with capacity modulation control means power consumption is reduced (up to 90%). The DX series delivers consistent and reliable dry air (ISO class 4 - 5).