❄️ Cool down or heat up—your choice!
The Bolsen TEC1-12704 Thermoelectric Cooler is a versatile semiconductor refrigeration solution, available in a pack of five. With dimensions of 30x30mm and 40x40mm, these Peltier devices can rapidly cool or heat by simply reversing polarity, making them ideal for a variety of applications, from CPU cooling to innovative DIY projects. Each unit requires a heat sink for optimal performance.
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