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Altec Air

HLD Series Low Dew Point Heatless Regenerative Desiccant Air Dryers

HLD Series Low Dew Point Heatless Regenerative Desiccant Air Dryers

EconoTronic Dew Point Demand Control Included

Altec AIR’s HLD Series Low Dew Point Heatless Desiccant Air Dryers are designed to provide -100°F / -73°C Pressure Dew Point (PDP) for a variety of industries and applications, including those in ultra-low ambient temperatures.

  • -100°F / -73°C Pressure Dew Point (PDP) Standard
  • Factory installed Filters w/ Differential Pressure Gauges and Pre-Filter Timer Drain
  • E-Z Switching Valves for Extreme Valve Life
  • Feature Rich ETL Listed Pro-Logic Controller w/ NEMA 4 Enclosure
  • Optimum Factory Pre-Set Purge Regardless Of Operating Pressure


  1. Specifications Sheet
  2. Large Capacity Desiccant Air Dryers Brochure
  3. Industrial Products Brochure


  • Power Requirements - 120 VAC, 1 Phase, 60 Hz
  • Maximum Pressure - 150 PSIG Standard
  • Maximum Operating Temperature - 120°F / 49°C
  • Selecable Cycles
  • 3-Way Inlet Valve Reduces Number of Valves
  • Hard Point Mounting for Installation Integrity
  • ASME Safety Relief Valves
  • Delta PSI Gauges Filters For Element Condition
  • Regulated Purge (HLD-0100 & Larger)
  • Independent Re-Pressurization Circuit


  • EcoTronic Dew Point Demand Control
  • Dual Filter & Bypass Packages
  • High Pressure (200 - 1000 PSIG) Models*
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  • Returns

    It’s easy to return an item if you’re not satisfied. We will issue a refund to your original form of payment, issue a credit or equal exchange for items returned within 14 days. Click the link below to read more information about our return policy.

    Full Return Policy 
  • Our Value

    Buckeye Air specializes in Compressed Air Systems for Industries, Businesses, and Individuals. We provide Quality Equipment for businesses that demand the Best. Our Company represents some of the finest Compressed Air Equipment manufactured in the world today.