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PC-422R9 & PC-422R9D- Unsaturated & Saturated HAST Chamber

PC-422R9 & PC-422R9D- Unsaturated & Saturated HAST Chamber

Used For:

  • Moisture resistance evaluation of new materials, and comparative test for development.
  • Preservation test of electronic components, etc., and identification of lot defects.
  • Pressure cooker tests / HAST are developed to accelerate the testing time of Temperature-Humidity-Bias (THB) testing which has typical conditions of 85 ⁰C and 85 % RH and usually takes 1000 hours of testing.
  • Unsaturated HAST Testing




  • Anti-water condensation design
  • Air HAST function
  • SS316L Stain resistant chamber
  • High Performance Dual Chamber System
  • Equipped with high-precision PID control system
  • Chamber size: Φ300xD373 mm
  • Wide test condition setting range
    • 105.0~151.4℃ (at 100%RH)
    • 110.0~157.4℃ (at 85%RH)
    • 118.0~162.5℃ (at 65%RH)
  • Temperature control accuracy: ±0.5°C
  • Working pressure range: 0.019~0.393MPa
  • Working time range: 500 hours, continuously
  • 20 units of bias terminals
  • Automatic water supply system
  • Automatic cleaning mode
  • Remote operation using special software
  • USB connector for data recording

  • Door safety interlock and burn out prevention cover using resin
  • Pressure safety valve
  • Over-pressure prevention
  • Over-heat prevention
  • Low water cut off device
  • Feed-water failure detector
  • Leakage breaker (with O.C.)
  • Breaker for heater
  • Fuse
  • Safety door system
  • (Door lock during operation)
  • Self-diagnosis function
  • Negative pressure prevention device