Peltier coolers [1] do exist for specialist applications but they are not at all effective. You can even buy them on Amazon. If the goal is to iron out a spike

Peltier coolers [1] do exist for specialist applications but they are not at all effective. You can even buy them on Amazon. If the goal is to iron out a spike to stop your semiconductor from going into thermal runaway (instead of generating net energy as is the knee-jerk of some unimaginative down-voters here) then it's a possible saviour. [1] https://www.britannica.com/science/Seebeck-effect https://www.britannica.com/science/Seebeck-effect [2] https://www.amazon.com/Peltier-Cooler/s?k=Peltier+Cooler https://www.amazon.com/Peltier-Cooler/s?k=Peltier+Cooler