If you are on old mobile then this doesnt require a tek generator so you can use a regular generator instead.
If you are on ark use or pc though yeah you need a tek generator.
Tek Trough
Put food for your nearby pets in this, and they'll automatically eat it when hungry! Can refridgerate items, so long as it's powered by a Tek Generator!
Recipe
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To make Tek Trough, combine Electronics, Metal Ingot, Crystal, Black Pearl, Polymer, and Element in a Tek Replicator for 5 seconds.
Spawn Command
It will refrigerate food that you put in it for your tames as long as it is powered by a Tek generator.