

Ingersoll Rand · Equipment · Air Treatment
IRDR Rotary Desiccant Dryers
Zero air consumption rotary dryers
IRDR compression-heating rotary dryers supply continuous dry air with a single drying tower and no purge air, helping the plant cut carbon emissions and operating cost.
Air consumptionZero
DesignSingle drying tower
NoiseBelow 50 dB
Wear partsNo switching valves
Overview
Key Features
- Zero air consumption and micro power consumption
- Smooth air flow, small pressure loss and low dew point
- No electro-pneumatic switching valves or wearing parts
- Low dust, noise level below 50 dB
Compare
Dryers at a Glance
| Dryer | Pressure dew point | Choose it for |
|---|---|---|
| Refrigerated: cycling and non-cycling | As low as 3 °C (38 °F), ISO Class 4 | Most industrial applications, with lower investment, operating and maintenance cost |
| Refrigerated: SF subfreezing | Low-temperature operation | Systems with piping or pneumatic equipment exposed to subfreezing temperatures |
| Desiccant: heated | −40 °C (−40 °F) pressure dew point | Critical applications that need very low dew points |
| Desiccant: heatless modular | ISO Class 2, ISO Class 1 optional | Point-of-use drying with easy maintenance |
| HOC desiccant (H and HC Series) | −40 °C (−40 °F), continuous (HC Series) | Oil-free applications where energy cost matters most |
| IRDR rotary desiccant | Low dew point, continuous supply | Zero air consumption, low maintenance and noise below 50 dB |
Dryer capacities are sized to your compressor and operating conditions. Tell us your flow, pressure and dew-point target and we will recommend the match.
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Share your required flow, pressure and air quality. Our team will recommend the right compressor, dryer and support plan.
