Desiccant compressed air dryer KXR series
by adsorption with heathigh-capacityhigh-performance

Desiccant compressed air dryer - KXR series - Hangzhou Mairui Gas Engineering Equipment Co., Ltd - by adsorption with heat / high-capacity / high-performance
Desiccant compressed air dryer - KXR series - Hangzhou Mairui Gas Engineering Equipment Co., Ltd - by adsorption with heat / high-capacity / high-performance
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Characteristics

Technology
desiccant, by adsorption with heat
Other characteristics
high-quality, high-performance, high-capacity
Capacity

Max.: 18,000 ft³/min
(509.7 m³/min)

Min.: 25 ft³/min
(0.71 m³/min)

Working pressure

Max.: 1 MPa

Min.: 0.7 MPa

Motor power

Max.: 170 kW
(231.14 hp)

Min.: 0.9 kW
(1.22 hp)

Ambient temperature

Max.: 40 °C
(104 °F)

Weight

Max.: 16,200 kg
(35,714.9 lb)

Min.: 150 kg
(330.7 lb)

Dew point

Max.: -40 °C
(-40 °F)

Min.: -70 °C
(-94 °F)

Description

Product overview
The KXR Series heated-purge regenerative desiccant air dryer uses a portion of dry compressed air that is heated for desiccant regeneration, reducing purge consumption compared with heatless regeneration. Twin vessels alternate between adsorption and regeneration to provide continuous dry air supply.

How it works & product features
  • Heated purge air restores the moisture‑removal capacity of the desiccant.
  • Twin‑vessel design alternates adsorption and regeneration for uninterrupted operation.
  • Lower purge-air consumption versus heatless designs.
  • Available control options for cycle timing and heater management.


Main technical specifications
  • Published models: 25 (KXR-5 to KXR-5000).
  • Rated flow range: 0.7 to 510 m³/min (25 to 18,003 CFM).
  • Heater power range: 0.9 to 170 kW.
  • Connections: 1/2" up to DN350 depending on model.
  • Weight range: 150 to 16,200 kg depending on model.


Representative models (key data)
  • KXR-5 — 0.7 m³/min | Heater 0.9 kW | Connection 1/2" | Weight 150 kg
  • KXR-1000 — 110 m³/min | Heater 37.5 kW | Connection DN150 | Weight 4,870 kg
  • KXR-5000 — 510 m³/min | Heater 170 kW | Connection DN350 | Weight 16,200 kg


Applications
  • Deep compressed-air drying and pretreatment for membrane systems.
  • Instrument air and process-air duties in industrial plants.

Exhibitions

Meet this supplier at the following exhibition(s):

INBC Global 2026
INBC Global 2026

25-26 Nov 2026 Jakarta (Indonesia)

  • More information
    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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