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RDK-205D 4K Cryocooler Series

Standard Scope of Supply

  • RDK-205D Cold Head
  • CKW-21A, F-40L/H or FA-40L/H Compressor
  • Helium Gas Lines – 10 m (32 ft.)
  • Cold Head Cable – 10 m (32 ft.)
  • Power Cable – 10 m (33 ft.)1, 3-6 m (10-20 ft.)2 or 2-8 m (6-27 ft.)3
  • Hose Nipples1
  • Tool Kit

1 With CKW-21A
2 With F-40L and FA-40L
3 With F-40H and FA-40H

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About the RDK-205D

The RDK-205D two-stage Gifford-McMahon Cryocooler is one of SHI’s smaller-capacity 4K Cryocoolers, with a second-stage capacity of 0.5 W @ 4.2 K (50/60 Hz).  It operates with both air and water-cooled helium compressors.

Specifications

Power Supply50 Hz60 Hz
2nd Stage Capacity0.5 W @ 4.2 K
1st Stage Capacity3.0 W @ 50 K4.0 W @ 50 K
Minimum Temperature1<3.5 K
Cooldown Time to 4.2 K1<90 Minutes
Weight14.0 kg (30.9 lbs.)
Dimensions (HxWxD)512 x 180 x 294 mm
(20.2 x 7.1 x 11.6 in.)
Maintenance10,000 Hours
Regulatory ComplianceUL/CE, RoHS
1 Lowest temperature and cooldown time are for reference only.

Specifications subject to change without notice

Compressor Options

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