4 K Closed Cycle Refrigerator Systems from Janis and Sumitomo (SHI)

Sumitomo (SHI) Compressor Units - Model HC-4E2 (Water Cooled)


Click button below to enlarge view of Sumitomo, SHI, model HC-4E1 water cooled compressor available from Janis Research

The HC-4E2 water cooled compressor is compatible with the Model RDK-101J cold head system.


Standard Configuration

The HC-4E2 compressor is compatible with the Model RDK-101J cold head system.

Key features:

  • Hermetically sealed, rotary compressor design
  • Specifically designed for helium service
  • Refined oil and gas management
  • Highly reliable design
  • ON and OFF buttons for local operation of the compressor and cold head
  • Automatic restart after power interruptions
  • Front panel LCD display of elapsed run time
  • Automatic relief from an over pressure condition
  • Easy access as all utilities are located on front panel
  • CE approved

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Electrical Power† Single Phase
AC 200, 220, 230, 240 V (± 5%), 50 Hz
AC 200, 208, 230 V (± 5%), 60 Hz
Ambient Temperature‡ 4-38 °C (40-101 °F)
Minimum Cooling Water Requirement and
Temperature Range*
4-28 °C (40-83 °F)‡
3 to 3.5 L/min at 28 °C
Weight and Dimensions 75 kg (166 lbs.)
84 kg (186 lbs.) (with transformer)
Approximately 504H x 430W x 485L (mm) (without transformer)
Maintenance Interval/Adsorber Exchange 30,000 Hours

† Power may differ depending on the coldhead to be used.
‡ Cooling capacity may degrade if ambient temperature is above 28 °C. Refer to coldhead specification chart.
* Cooling water volume may differ depending on its temperature.
Specifications are subject to change without notice.


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