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Tony[_19_]

wrote:
You can stack 2 peltier coolers to get 80 degrees difference, 3 for
120... that is good for operation upside down or any direction, even
good for zero gravity. Down on earth staying upright it's a lot cheaper
to use the old fangled compressor systems.

Are there any consumer available stacked peltier coolers?

I don't know? Maybe a search will help?