Filter Drier DQA/DZA Series

DQA/DZA series filter driers are usually used in liquid line of refrigeration system to protect from moisture, acids, and foreign solid particles. The DQA series have a core of 100% molecular sieve, while DZA series have a core of 80% molecular sieve and 20% activated alumina.

Technical Data

  • Applicable Refrigerants: R134a, R407C, R410A, and R404A
  • Max. Operating Pressure: 4.6 MPa
  • Medium Temperature: -40°C ~ +80°C
  • Ambient Temperature: -40°C ~ +55°C
  • Applicable Relative Humidity: ≤95%


  • Large capacity for absorbed water and acid or dirty matters;
  • 50 µm filter net provides efficient filter performance under operating condition;
  • Supporting structure can effectively buffer the influence of vibration on inner components.