The AIRERA 25 m³/min compact, all-in-one air-cooled dryer is specifically designed to meet large-scale industrial air demands while adhering to strict high energy efficiency standards. At its core is a newly upgraded heat exchange system that scientifically reshapes the internal flow fields, reducing airflow resistance and system pressure drop to an absolute minimum even under heavy flow conditions, thereby preventing unnecessary energy waste at the source. Its highly integrated, compact air-cooled layout fits seamlessly into space-constrained installations without requiring complex external piping. Delivering outstanding environmental adaptability and stable, ultra-low dew points, it provides users with a green, low-carbon, and highly cost-effective premium air treatment solution.
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 | 25 |
| Motor | Power(kw) | 4 |
| Power Supply | V | 380/3/50 |
| Air Connection |
DN80 |
|
| Dimension | L×W×H in mm | 1360×710×1220 |
| Weight | kg | 400 |
| 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 |

Under a large flow rate of 25 m³/min, how does the upgraded heat exchange system ensure thorough moisture separation without secondary entrainment?
This model not only upgrades heat transfer efficiency but also integrates velocity buffering and multi-stage cyclone separation technology directly inside the heat exchanger. As high-volume condensed air passes through, the unique internal structure guides the airflow to decelerate and swirl, forcing condensed water droplets to quickly collect and drain. This effectively prevents the high-velocity air from re-entraining moisture into the downstream piping, guaranteeing extremely dry air under any load.
How do the "ultra-low energy loss" and "minimal pressure drop" claimed by this AIRERA dryer benefit the lifespan of the factory's entire air compressor system?
Minimal system pressure drop means the air compressor does not need to operate under heavy, high-pressure loads for extended periods. For every 1 bar reduction in compressor discharge pressure, shaft power consumption drops by about 7%. This not only cuts electricity bills directly but also significantly lightens the operating load and lowers discharge temperatures on the compressor air end, delaying oil oxidation and component wear to ensure a more stable and longer-lasting power system.
Traditional 25 m³/min systems often require cumbersome split-module assembly and on-site pipe welding. AIRERA’s integrated design consolidates all core components into a single cabinet, fully calibrated prior to shipment. This eliminates expensive on-site piping design and labor costs. Furthermore, its compact footprint frees up more aisle and production space, maximizing the commercial value of every square meter in your workshop.