For the small box and the specification of cooling temperatures to 16-22˚C a Thermoelectric Cooler would be perfectly suited. This element will allow both cooling and warming based on the polarity.
That makes a single moving part for both a heater and cooler =D
For the small box and the specification of cooling temperatures to 16-22˚C a Thermoelectric Cooler would be perfectly suited. This element will allow both cooling and warming based on the polarity.
That makes a single moving part for both a heater and cooler =D