Polar is a research refrigerator designed and developed by University of Alabama at Birmingham (UAB) Center for Biophysical Sciences and Engineering (CBSE) for NASA Cold Stowage. Polar was designed as a single mid-deck locker equivalent payload to store scientific samples on-board ISS and in transport to/from ISS via SpaceX Dragon or Cygnus spacecraft. Polar operates between .
Description Polar is mounted in the ISS on the EXpedite the PRocessing of Experiments to Space Station (EXPRESS) rack. Polar can maintain temperatures ranging from . Polar is air-cooled via rear-air fan.
Additional Cold Stowage Polar is one of multiple units available for storage on the ISS and/or transportation to and from the ISS. Others include: Minus Eighty Degree Laboratory Freezer for ISS (MELFI)
MERLIN (Microgravity Experiment Research Locker/ Incubator)
GLACIER (General Laboratory Active Cryogenic ISS Experiment Refrigerator)
See also Scientific research on the ISS International Space Station SpaceX Dragon
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