4 Cubic Foot (two/three-zone) Thermal Shock


Item Value
Specifications are for reference only. Please contact ESPEC for detailed information.
Product Family TSA (two/three-zone) Thermal Shock
Interior Volume 4 cu. ft.
110 Liters
Interior Dimensions (W x D x H) 25.5" x 14.5" x 18"
650 x 370 x 460 mm
Exterior Dimensions (W x D x H) 61" x 58" x 75"
1550 x 1470 x 1900 mm
Temperature Range -70 to 200°C
-94 to 392°F
Test Performance Example Test: Three Zone
Range: -65 to amb. to 150°C
Recovery: 5 min. (upstream air)
Load: 7.5 kg (plastic ICs + basket)
Power 208V or 200/220, 380/415 78A max
Water-cooling Peak Demand
(ask for details)
14 GPM
Maximum Sound Level (1 meter away) 65 dBA
Temperature Fluctuation (at control sensor) ±0.5
Refrigeration System Cascade 7.5hp Scroll
Notes Two-zone or three-zone operation
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#105 out of 102 ranked


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  • Test samples don't move
  • Horizontal airflow design assures uniform results
  • Extremely compact systems with a vertically sliding door for added space savings
  • Utilizes the latest refrigeration technology: electronic expansion valve and scroll compressor

ESPEC’s Exclusive Touch-Screen Programmer:

  • NEW: USB and Ethernet interfaces
  • User-friendly touch-screen operation with large 9" color display
  • Store 40 two-zone or three-zone test programs
    • Programs may be written on a PC and uploaded via USB
  • The trend-graph display shows a record of setpoints and actual values
    • Operation data can be downloaded as needed, or continually, to USB
  • Two time signal relays for automated on/off control of test devices/samples
  • System alarms are stored in memory for historical review
  • Built-in timer functions allow the chamber to be started or shut down automatically
  • Pattern Manager Lite PC software for program editing and datalog viewing/exporting, to support USB functionality
  • Ethernet interface for remote monitoring and operation control, as well as data downloading

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