0.64 Cubic Foot HAST Chamber


Item Value
Specifications are for reference only. Please contact ESPEC for detailed information.
Product Family HAST - Highly Accelerated Stress Test
Interior Volume 0.64 cu. ft.
18 Liters
Interior Dimensions (W x D x H) 10" x 12.5" x 10"
250 x 320 x 250 mm
Temperature Range 105 to 142°C
221 to 289°F
Humidity Range (see chart for detail) 75% - 100% RH
Notes Pressure: 0.02 to 0.196 MPa gauge (0 to 28 psig) . Two chambers in one unit.



  • Unsaturated or saturated humidity control
  • Multi-mode M System (wet bulb/dry bulb) controls humidity, even during heat-up and cool-down. Fully conforms to EIA/JEDEC Test Method A110 & 102C.
  • Touch-screen controller with temperature, humidity, and count-down display. Includes Ethernet interface.
  • 12 Specimen power terminals, allows power-up of specimens (12 per workspace on "double" units)
  • Automatic fill of the humidity water at the start of a test (except EHS-431M)


  • Inner cylinder and door shield protect specimens from dew condensation
  • Interior is cylindrical for maximum product loading
  • Two stainless steel shelves
  • Set of casters for easy movement of the chamber (except double units)
  • Push button door lock
  • Bottom of the unit allows storage space for peripheral equipment


  • Overheat & over-pressure protectors
  • Door lock safety mechanism to prevent opening of the door while the chamber is pressurized
  • Specimen power control terminal: shuts down the product power in the event of an alarm

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