The CH-204 two-stage Gifford-McMahon Cryocooler is one of SHI’s smaller-capacity 10K Cryocoolers, with a second-stage capacity of 7.5/9.0 W @ 20 K (50/60 Hz). It features Displex® pneumatic drive technology, limiting the number of wear parts in the refrigerator, and operates with water or air-cooled helium compressors.

Our original pneumatic drive, which limits the number of wear parts in the refrigerator, combined with state-of-the-art design features, results in superior performance and low maintenance costs. Select models also feature Whisper^® technology for quieter operation. SHI’s 10K Cryocoolers have proven reliability in thousands of applications, including MRI, cryopumping, research and other custom low temperature applications.

Standard Scope of Supply

• CH-204 Cold Head
• F-20L, F-70L/H or FA-20L Compressor
• Helium Gas Lines – 3-25 m (10-82 ft.)
• Cold Head Cable – 3.5-15 m (11-50 ft.)2 or 3-20 m (10-66 ft.)
• Power Cable – 3 m (10 ft.)2, 3-6 m (10-20 ft.)3 or 2-8 m (6-27 ft.)
• Tool Kit