The AIRERA air-cooled refrigerated dryer redefines modern industrial air purification with its "eco-smart cooling" philosophy. This unit deeply integrates low-resistance wide flow channels with a next-generation energy-saving refrigeration package, achieving powerful moisture extraction at remarkably low operational power consumption. Concurrently, its dynamic acoustic dampening architecture perfectly suppresses operational volume and chassis resonance. The core advantage lies in its unparalleled atmospheric dew point stability; even when facing volatile external thermal loads, the smart precision control system firmly locks the dew point at the moisture-free critical threshold for ultra-high-efficiency condensation separation. With its outstanding low-consumption, low-noise, and high-dryness performance, AIRERA comprehensively empowers high-end manufacturing.
Stable performance under high-temperature conditions
This HDR series air dryer can withstand inlet air temperatures of up to 80 degrees Celsius. Even in high-temperature workshops during the summer or in scenarios where waste heat from air compressors is directly fed into the system, it can reliably maintain a dew point between 2 and 10 degrees Celsius, ensuring that dehumidification remains effective even when the inlet air is overheated.

Comprehensive Coverage Across All Flow Rates with Strong Adaptability
With models available for flow rates ranging from 1.2 Nm³/min to 65 Nm³/min, these units can be precisely matched to any application—from low-power air compressors in small repair shops to high-flow units in large factories. Pipe connections ranging from Rc1/4 to DN125 are all provided, eliminating the need for additional adapters or modifications.

Maintains a stable, low dew point to prevent corrosion caused by moisture in the air supply.
A high-quality heat exchange evaporator, paired with an automatic drain valve, thoroughly filters moisture from the compressed air, ensuring that the air used in laser cutting, metal spraying, and electronics manufacturing is free of water droplets—thereby preventing workpiece oxidation and bubbling.

| ITEM | UNIT | MODEL HDR-75HP |
|---|---|---|
| Capacity | Nm³/min | 10.7 |
| Motor | Power(kw) | 2.5 |
| Power Supply | V | 380/3/50 |
| Air Connection |
Rc2 |
|
| Dimension | L×W×H in mm | 1180×670×1080 |
| Weight | kg | 240 |
| Working pressure | Mpa | <=1.3 |
| Max. inlet temperature | ℃ | 80 |
| Max. ambient temperature | 40 | |
| Min.ambient temperature | 5 | |
| Cooling type | Air-cooling or Water-cooling | |
| Refrigerant | R22 | |
| PDP | 2~10°C |

Many freeze dryers experience significant dew point fluctuations during startup or sudden external load shifts. How does AIRERA achieve "redefining the standard of constant dew point"?
The key lies in our introduction of high-precision smart pressure regulation combined with dual-control refrigerant hot-gas bypass technology. While conventional units react with lag, AIRERA's control system senses changes in inlet load at millisecond speeds and micro-adjusts the output power of the refrigerant compressor. Whether the upstream air usage is intermittent or continuous, the unit pins the atmospheric dew point firmly within the set range without drifting.
Industrial equipment often comes with high maintenance costs. Beyond saving electricity, how does AIRERA's "eco-smart" design help reduce long-term maintenance expenses?
Behind the eco-smart design is lower operational load and wear rates. Because it adopts low-resistance wide flow channels, the refrigeration system operates in a "light-load, high-efficiency" state for the long term without needing to overclock at full capacity. This drastically slows down the fatigue and aging of internal copper pipes, valves, and compressor components, which not only extends equipment life but also significantly lowers hidden costs from routine parts replacement and maintenance downtime.
In such specialized venues, the roar of ordinary equipment is amplified by walls, severely disrupting work. AIRERA's dynamic acoustic dampening architecture utilizes specially made airflow silencing chambers and high-elasticity vibration-absorbing gaskets to cause multi-stage reflection and absorption of high-frequency wind noise and mid-frequency mechanical vibration inside the cabinet. The unique structure of the air outlet is also aerodynamically optimized for silencing, ensuring the exhaust process is equally quiet to perfectly blend into high-standard environments.