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Low Dew Point Heatless Regenerative Adsorption Compressor Air Dryer

The low dew point heatless regenerative adsorption compressor air dryer is engineered for high-performance compressed air systems that require stable low dew point air quality. Designed to be installed at the rear of the air compressor, this dryer effectively removes moisture after preliminary cooling and drying, ensuring reliable downstream operation.
With a capacity of 1800 CFM (50 m³/min) and a maximum working pressure of 1.6 MPa, the unit is suitable for continuous industrial use where air dryness and system stability are critical.

Manufactured in Shanghai, China, under the Demargo brand, the dryer adopts an aluminum alloy structure, environmentally friendly R407C refrigerant, and integrates a 485 remote control interface for modern system monitoring and management.

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Product Description

Product Features and Technical Details

  • Low Dew Point Performance
    The heatless regenerative adsorption design delivers consistently dry compressed air, meeting low dew point requirements for precision applications.

  • Integrated Refrigeration Pre-Drying
    The upstream refrigeration drying process reduces moisture load before adsorption, improving overall efficiency and extending desiccant service life.

  • Robust Aluminum Alloy Construction
    Lightweight yet durable aluminum housing enhances corrosion resistance and supports long-term industrial operation.

  • High Capacity and Stable Operation
    Rated at 1800 CFM / 50 m³/min, with a working pressure of 0.7 MPa and maximum pressure of 1.6 MPa, suitable for medium to large compressed air systems.

  • Environmentally Friendly Refrigerant
    Uses R407C, complying with environmental standards while maintaining efficient cooling performance.

  • Remote Monitoring and Control
    Equipped with a RS485 communication interface, allowing integration with centralized control systems.

  • Integrated Air Filtration
    An additional air filter is included to protect adsorption media and downstream equipment.

  • Certified and Documented
    Supplied with user manual, machinery test report, video outgoing inspection, and CE certificate, ensuring compliance and traceability.

Typical Applications

  • Industrial compressed air systems requiring low dew point air
  • Manufacturing lines sensitive to moisture contamination
  • Pneumatic control systems and automation equipment
  • Electronics, packaging, and precision processing environments
  • Facilities operating in high-temperature or high-humidity conditions (inlet temperature < 80°C)

Comparison with Conventional Compressed Air Dryers

Item Heatless Regenerative Adsorption Dryer (This Product) Standard Refrigerated Air Dryer
Achievable Dew Point Very low dew point suitable for critical processes Limited, typically above 3°C
Moisture Removal Method Adsorption + regeneration Condensation only
Performance Stability High, even in fluctuating conditions Affected by ambient temperature
Air Quality Level High-purity dry air Moderate dryness
Energy Consumption Optimized, no heater required Lower initial power, limited drying
Application Range Precision and industrial-grade systems General-purpose air systems

Operation and Maintenance Advantages

  • Simple mechanical structure with fewer wear components
  • No external heating required for regeneration
  • Reduced maintenance frequency due to effective pre-filtration
  • Clear operating logic suitable for automated control systems

Frequently Asked Questions (FAQ)

What dew point can this adsorption air dryer achieve?

The heatless regenerative adsorption design allows the dryer to achieve a significantly lower dew point than standard refrigerated air dryers, making it suitable for moisture-sensitive applications.

Is this dryer suitable for high-temperature inlet air?

Yes. The unit supports inlet air temperatures up to 80°C, ensuring stable performance in demanding industrial environments.

Does the dryer support remote system integration?

Yes. The built-in RS485 interface enables remote monitoring and integration with centralized control or factory automation systems.

What documentation is provided with the product?

Each unit is supplied with a user manual, machinery test report, video outgoing inspection, and a CE certificate.

What is the expected service life of the adsorption system?

With proper operation and routine maintenance, the adsorption components are designed for long-term stable service, supported by effective pre-drying and filtration.

Conclusion

The Low Dew Point Heatless Regenerative Adsorption Compressor Air Dryer combines high-capacity refrigeration pre-drying, efficient adsorption technology, and modern control interfaces into a compact and reliable solution. It is particularly suitable for industrial users seeking stable low dew point compressed air, regulatory compliance, and dependable long-term operation without unnecessary system complexity.

type Air Dryer
Material Aluminum
warranty 1 Year
machinery test report Provided
video outgoing-inspection Provided
place of origin Shanghai, China
brand name Demargo
Capacity 50 m³/min
Working pressure 0.7Mpa
Power 10HP
Dimension 12509001360 mm
HS code 8419399090
Warranty 1 years
Brand Demargo
Refrigerant R407C
Weight 450kg
Inlet temperature <80℃

Model
Capacity(Nm3/min)
Power supply
Compressor power(HP)
Refrigerant types
DM015APF
1.5
220/50
0.65
R134a
DM026APF
2.6
220/50
0.85
R410a
DM038APF
3.8
220/50
1.25
R410a
DM065APF
6.5
220/50
1.25
R410a
DM085APF
8.5
220/50
1.75
R410a
DM110APF
11.5
220/50
2
R410a
DM138APF
13.5
380/50
3
R410a
DM150APF
15.0
380/50
3.5
R407c
DM200APF
20
380/50
4
R407c
DM200APW
20
380/50
5
R407c
DM250APF
25
380/50
6
R407c
DM250APW
30
380/50
8
R407c

Construction Cases

Dalian Dahua Group Co., Ltd.

Dalian Dahua Group Co., Ltd.

A large-scale electronic new material company in Jiangsu (Fortune 500)

A large-scale electronic new material company in Jiangsu (Fortune 500)

Shenyang Engine Research Institute

Shenyang Engine Research Institute

A large optoelectronics factory in Jiangsu

A large optoelectronics factory in Jiangsu

Hainan Haikou Airport

Hainan Haikou Airport

Equipment of a military factory in Shanghai

Equipment of a military factory in Shanghai

PetroChina offshore drilling platform

PetroChina offshore drilling platform

A chemical company in Shandong

A chemical company in Shandong

A company in California, USA

A company in California, USA

Contact Us for More Details

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SUBMIT

Demargo (Shanghai) Energy Saving Technology Co., Ltd.

About Us

Demargo (Shanghai) Energy Saving Technology Co., Ltd. actively participates in and promotes the development of the compressed air industry. It specializes in manufacturing and producing compressed air purification equipment. So far, it has passed a number of product patents, QS certification, and ISO9001 quality system certification. It has obtained national high-tech and specialized enterprises, providing users with high-quality products and the most complete pre-sales and after-sales services.

Demargo (Shanghai) Energy Saving Technology Co., Ltd. is China Wholesale Low Dew Point Heatless Regenerative Adsorption Compressor Air Dryer Manufacturers and Low Dew Point Heatless Regenerative Adsorption Compressor Air Dryer Suppliers. It's products include refrigerated dryers, adsorption dryers, combined dryers, compression heat regeneration adsorption dryers and filters, zero air consumption blast heat dryers, self-cleaning air filters, compressed air pre-cooling units, low-temperature and high-pressure nitrogen pre-cooling units, industrial chillers, oil-water separators, high-efficiency oil removers, aftercoolers and other specifications. According to user needs, it can provide compressed air purification equipment with various types and characteristics such as air cooling, water cooling, standard, fluorine-free, high temperature, instrumentation, single-chip microcomputer, programmable, industrial computer, frequency conversion control, high pressure, explosion-proof, etc. Product dew point range. -23℃~-70℃, processing capacity: 1~500Nm3/min, export oil content: 10PPM~0.003PPM. Export dust particle size: 3um~0.01 um.

Demargo (Shanghai) Energy Saving Technology Co., Ltd. has strong product research, design and development capabilities. On the basis of digesting and absorbing advanced technologies at home and abroad, combined with the actual working conditions in China, the successfully developed Demargo brand air purification equipment is the best suction filtration and post-processing purification equipment for various oil-free and oil-free air compressors. The products are widely used in power, shipbuilding, aerospace, electronics, metallurgy, machinery, automobile manufacturing, petroleum, chemical industry, textile, chemical fiber, light industry, papermaking, rubber, instrumentation, food, air separation, cigarettes, medicine, biology, daily chemicals, and other industries. They are sold well in more than 30 provinces and cities across the country and play an active role in key national projects. The products have been exported to Brazil, Australia, Iran, India, Sudan, Indonesia, Vietnam, Saudi Arabia and other Southeast Asia, the Middle East and Central Asia, and Africa.

The company takes "sincere dedication and pursuit of excellence" as its corporate spirit, and achieves the goal of developing the business through technology, quality and service with advanced product design, comprehensive quality assurance and a fast pre-sales and after-sales service network. We offer Low Dew Point Heatless Regenerative Adsorption Compressor Air Dryer for sale.

Honor

  • CTC Quality Management System
  • Specialized New Certificate
  • High-Tech Enterprise Certificate
  • Computer Software Copyright Registration Certificate
  • Computer Software Copyright Registration Certificate
  • Computer Software Copyright Registration Certificate
  • Computer Software Copyright Registration Certificate

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