PUREGAS Regenerative Desiccant Air Dryers
PUREGAS manufacturers heatless regenerative miniature air dryers using pressure swing adsorption (PSA) technology. These mini air dryers are designed to provide trouble free dry air to maximize the effectiveness your air system. If it is for your point of use or an original equipment manufacturer, we can supply units for -40°F or -100°F dewpoint outputs.
Some Typical Dry Compressed Air Applications:
- Ozone Generators
- Environmental Chambers
- Pneumatic Automation Systems
- Medical Air Compressors
- Dental Air Compressors
- Bus Door & Locking Systems
- CEMS Systems
- FTIR Spectrometers
- NMR Spectrometer
- Laboratory Analyzers
- Dry Sprinkler Systems
- Outdoor HVAC Controls
- Electronic Chip Testing
- Dry Nitrogen Replacement
- Air Bearings
- Vortex Tubes
- Antenna Pressurization
- Waveguide Drying
- Air Brushing
- Gas Chromatographs
- Robotic Machinery
- Car Wash Controls
- Graphic Printers
- Air Turbines
- Air Operated Pumps
MDH-Series Miniature Desiccant Air Dryers capacity from 0.1 to 3.2 SCFM
The MDH mini air dryers can be used with fractional horsepower compressors. The MDH heatless air dryer can produce reliable, low dewpoints, and only take up a small amount of space. With its small footprint, it can be placed inside equipment cabinets for original equipment manufacturers (OEM’s) or at a point of use in your production facilities.
- Features
- Specifications
- Dimensions
- Brochure

- Very dry outlet air to -100° F dew point
- Flow capacities of 0.1 SCFM to 3.2 SCFM
- Efficient drying at pressures of 30 PSIG to 120 PSIG
- Miniature design requires minimal space in OEM equipment
- Install at point-of-use or use with fractional horsepower air compressors
- Precision orifices to control purge
- solid-state timer with memory for accurate cycling
- Non-plugging and non-corroding purge mufflers
- Power consumption is 6 watts or less

VSA-Series Desiccant Air Dryers capacity from 2.8 to 12 SCFM
The VSA miniature heatless air dryer uses pressure swing adsorption (PSA) to produce low dependable dewpoints of -40°F or -100°F. It is a basic, economical unit. The VSA will provide years of trouble free service at a most reasonable price for your facilities or original equipment you manufacture (OEM).
- Features
- Specifications
- Dimensions
- Brochure

- 6″, 9″, 12″, and 20″ Desiccant Chambers
- Flows to 12 SCFM
- Max Pressure 150 PSIG
- Compact and lightweight aluminum construction
- solid-state timer with built-in memory
- NEMA 1 Electricals
- 1 minute purge cycle
- Fixed orifice purge control
- Two inlet and two outlet ports for ease of installation
- Standard non-plugging and non-corroding purge mufflers

