Hankison PHDM 3 – Heatless Modular Desiccant Air Dryer
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Description
Hankison PHDM 3 – Heatless Modular Desiccant Air Dryer
Ultra-Compact. Precision Performance. Reliable -40°F Dew Point Protection.
The Hankison PHDM 3 Heatless Modular Desiccant Air Dryer is the smallest and most compact dryer in the PHDM Series, engineered for applications requiring ultra-dry compressed air in extremely tight spaces. Perfect for laboratories, dental offices, medical devices, instrumentation, small automation systems, OEM equipment packages, and point-of-use installations, the PHDM 3 delivers continuous -40°F dew point air in a lightweight, easy-to-install design.
Built to achieve a consistent ISO 8573-1:2010 Class 2 pressure dew point of -40°F, this dryer protects critical pneumatic tools, analytical devices, controls, valves, and instrumentation from harmful moisture that causes corrosion, freezing, and contamination. With a 3 SCFM @ 100 PSI flow capacity, the PHDM 3 is ideal for very small compressed air systems requiring dependable, continuous drying performance.
When you buy from Compressed Air Advisors Online—America’s choice for compressed air solutions—you get real industry expertise, nationwide support, and premium product selection.
Key Features & Benefits
Reliable -40°F Dew Point Air Quality
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Provides ISO Class 2 (-40°F) moisture removal.
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Protects sensitive instrumentation and pneumatic controls from water vapor.
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Ideal for low-flow, precision, and laboratory-grade applications.
Efficient, Low-Maintenance Operation
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Minimal purge air usage keeps operating costs low.
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Soft-seated, non-lubricated valves ensure long-lasting, reliable performance.
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Solid-state timing controls deliver accurate drying and regeneration cycles.
Ultra-Small Modular Design
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Extruded aluminum towers provide strength with minimal weight.
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Fully piped and wired for fast, simple installation.
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The smallest footprint in the entire PHDM Series—perfect for tight equipment enclosures or point-of-use locations.
High-Performance Filtration Included
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Coalescing prefilter removes oil aerosols to 0.008 mg/m³.
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Afterfilter captures particulates 1 micron and larger.
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Ensures clean, dry, contaminant-free air downstream.
Durable, Industrial Construction
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Powder-coated steel cabinet resists corrosion.
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Heavy-duty muffler minimizes operational noise during purge cycles.
How the PHDM 3 Works
The PHDM 3 uses a proven dual-tower desiccant drying system:
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Tower 1 dries incoming compressed air.
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Tower 2 regenerates using a controlled purge cycle.
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Towers switch automatically after each timed cycle for continuous drying.
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No external heaters or complex electronics—simple, dependable, always-on performance.
Technical Specifications – PHDM 3
| Specification | Detail |
|---|---|
| Flow Capacity | 3 SCFM @ 100 PSI |
| Pressure Dew Point | -40°F (ISO Class 2) |
| Height | 16.7 in (424 mm) |
| Width | 9.4 in (239 mm) |
| Depth | 8.3 in (211 mm) |
| Connections | ⅜” NPT |
| Weight | 21.8 lbs (9.9 kg) |
Why Buy from Compressed Air Advisors Online?
At Compressed Air Advisors Online, we are your nationwide compressed air partner. Our team brings real-world expertise, premium product knowledge, and top-tier support to ensure you choose the right dryer for your application. We proudly provide the best brands in compressed air treatment—Hankison, Chicago Pneumatic, Champion, FS-Curtis, Saylor-Beall, Tsunami, Super-Dry, and more.