Products · Desiccant dryers
Desiccant (adsorption) air dryers
Walker Filtration PRODRY heatless regenerative desiccant dryers (distributed by Onyx M3 Inc.). When air must be very dry — pressure dew points down to -40 °C as standard (-70/-74 °C optional), for instrumentation, sensitive pneumatics, cold or outdoor service. Coalescing pre-filter (and water separator) included. 4 to 360 SCFM, NPT connection. List prices shown; add to your quote.
- Desiccant dryers · Walker Filtration 7 models Walker PRODRY desiccant air dryer (PD004–PD035, low flow) 4–35 SCFM · dew point -40 °C View details
- Desiccant dryers · Walker Filtration 10 models Walker PRODRY desiccant air dryer (PD0046–PD0360, new generation) 45–360 SCFM · dew point -40 °C View details
Compare the two PRODRY ranges
| PRODRY PD004–PD035 | PRODRY PD0046–PD0360 | |
|---|---|---|
| Flow | 4–35 SCFM | 45–360 SCFM |
| Connection | 3/8" NPT | 1" NPT · 1 1/2" NPT |
| Operating pressure | 4–16 barg (58–232 psig) | 4–13 barg (58–188.5 psig) |
| Dew point — standard | -40 °C (-40 °F) | -40 °C (-40 °F) |
| Dew point — options | -70 °C / -94 °F (ISO 8573-1 class 1, high-performance cartridges) | -20 °C / -4 °F or -74 °C / -100 °F (high-performance cartridges for -70/-74 °C) |
| Filtration included | 0.01-micron XA coalescing pre-filter + desiccant cartridge with integral 1-micron dust filter | Walker water separator (WS) as standard + 0.01-micron XA coalescing pre-filter. RXA 0.01-micron dust filter recommended downstream. |
Same heatless technology; the new generation (PD0046+) adds the water separator as standard, a modular design and the DMC option. Click a range for models and prices.