Contact Us About Us Japanese
Sumitomo Heavy Industries. Ltd. Industrial Equipment Division

LB2ST: Double-stage Stirling Cooler

The LB2ST is a space qualified double-stage Stirling cooler. This cooler can be used for detector cooling,thermal shield cooling and pre-cooling for JT circuit cooler. Special mechanism(patent) is used to achieve long lifetime. This cooler is adopted to ASTRO-H/SXS to be launcehed in 2014. Single-Stage Stirling Cooler

Specifications(Drive electronics is excluded)
Cooling Power 0.2W at 20K/ 1W at 100K
Life time >3years
Input Power <90W
Mass <9.5kg
Heritage AKARI(ASTRO-F) 2006/02~
Operating 4.5years in orbit (as of 2010/08)