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10 K cryocoolers — Sumitomo (SHI) HC-4A1 compressor unit (air-cooled)

SHI Cryogenics Group's Zephyr™ compressor (Model HC-4A1) is an air-cooled version of their highly-reliable HC-4E1 compressor. The Zephyr™ is designed to operate with a wide variety of SHI cryocoolers and cryopumps.

Standard configuration

Key features:

  • Front panel access for all utilities and settings
  • 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
  • New oil management system with a high-efficiency oil separator
  • 30,000 h maintenance interval
  • Automatic relief from over pressurization

Download the HC-4A Zephyr Mechanical Drawing

Download the HC-4A Zephyr Datasheet

Lake Shore — environment by JANIS

HC-4A Zephyr air-cooled compressor

HC-4A1 specifications

Electrical specifications200, 230/240 V~ (±5%), 50 Hz
220 V~ (±10%), 60 Hz
Power consumption and operation3.0 kW, 15.5 A full load at 200 V~, 50 Hz
3.4 kW, 16.0 A full load at 220 V~, 60 Hz
73 A locked rotor current
Ambient temperature4 °C to 32 °C (40 °F to 90 °F) indoor
Dimensions (H × W × D)715 mm × 453 mm × 488 mm
28.2 in × 17.8 in × 19.2 in
Weight102 kg (225 lb)
111 kg (245 lb) (with transformer)

Specifications are subject to change without notice.