The more electrical current driven through a Peltier element, the more internal heating it generates in the semiconductor material, which degrades efficiency independent of the temperature difference effect.

causalpending

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Evidence Quote

the more current you try to push through this, the more heat it generates inside itself which also makes things worse.

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Thermoelectric cooling: it's not great.Technology Connections
Created: 8/13/2026, 9:53:39 AM

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