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Tsunami Pure-20 Series

80 CFM Compressed Air Dryer

Regenerative Desiccant

The Pure-20 Series Regenerative Dryer is rated for 80 CFM airflow, and fitted for 20 Hp compressors. The Pure-20 system uses a Solenoid Timer Valve to control the dryer and Tsunami pre-filtration to assure removal of water, oil, and particulates before entering the dryer.

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Tsunami Pure 20 Series_21999-1020-MM_WEB


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Tsunami Pre Filtration

Tsunami pre-filtration includes the water separator and oil coalescing filter to remove liquid water, bulk oils and particulate.

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Regenerative Towers

Tsunami’s Regenerative Drying Technology uses sweep air to regenerate the towers during operation. It's like changing the desiccant every two minutes.


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Efficient Construction

Tsunami Dryers are efficiently designed and constructed with very few moving parts, reducing potential stress points.

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  • 2-stage Pre-filtration; Water Separator, Oil Coalescing Filter

  • Molecular Sieve Desiccant

  • Solenoid Valve Timer

  • Automatic Drains

  • Purge Exhaust Mufflers

  • Wall Mounting Brackets

  • Optional: C1D2 Compatible for hazardous locations

  • Heater pads available for cold temp applications



Dryer Performance:

  • Low relative humidity - down to .01% RH

  • Dew points down to -80°F

  • Easy, low-cost maintenance - under $100/year average


Filter Performance:

1st Stage Water Separator:

  • Removes liquid water
  • Filters particulate down to 10 micron

2nd Stage Oil Coalescing Filter:

  • Removes bulk oils and aerosols
  • Filters particulate down to .01 micron


Min/Max Air Inlet Temperature: 150°F  

Min/Max Operating Pressure: 175

Power Requirement: 120V

Compressor Size: 20 Hp

Water Separator: #21999-1034

  • Replacement Element: #21999-0228

Oil Coalescing Filter: #21999-1034-Z-FD

  • Replacement Element: #21999-0202


Air Consumption Averages and Cycle Time
Item # # of Towers Orifice CFM Consumption Cycle Time Tower Drying Time # of Towers Drying # of Towers Regen.
21999-1020 4 .030" 4.4 2 min 120 sec 2 2
21999-1020-MM 4 .030" 4.4 2 mi 120 sec 2 2


*Dryer flow rates based on 100°F at 175 PSI an outlet pressure of 100 PSI. (Minimum inlet pressure 80 PSI Lower inlet pressure and higher temperatures affect the performance and quality of the downstream air)

Sizing & Ordering Information

112 lbs
27 x 36 x 9
112 lbs
30 x 36 x 9
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