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Thermoelectric Coolers

5 Verified Suppliers

Custom Thermoelectric LLC Bishopville, MD

Hi-Z Technology, Inc. San Diego, CA

II-VI Marlow Dallas, TX

Promethient, Inc. Traverse City, MI

TE Technology, Inc. Traverse City, MI

Thermoelectric coolers, also known as Peltier devices, are solid-state devices that use the Peltier effect to create a heat flux between the junction of two different types of materials. These devices consist of semiconductor materials, typically bismuth telluride, arranged in a series of p-n junctions. When an electric current passes through these junctions, heat is absorbed on one side and released on the other, creating a cooling effect. The process is reversible, allowing the device to function as a heater if the current direction is reversed. Thermoelectric coolers offer precise temperature control and are compact, making them suitable for applications where space is limited. They operate without moving parts, fluids, or gases, which reduces maintenance requirements and increases reliability. These coolers find applications in various industries, including electronics, telecommunications, medical, and automotive. In electronics, they manage heat in components such as microprocessors and laser diodes, ensuring optimal performance and longevity. In telecommunications, they stabilize the temperature of laser modules and other sensitive equipment. The medical industry uses thermoelectric coolers in portable refrigeration units for transporting temperature-sensitive biological samples and medications. In the automotive sector, they provide climate control in seats and other components. Thermoelectric coolers also serve in consumer products like portable coolers and wine chillers. The efficiency of these devices depends on the materials used and the temperature difference they need to maintain. Researchers continue to explore new materials and configurations to improve their performance and efficiency. Despite their lower efficiency compared to traditional refrigeration methods, their advantages in specific applications make them a valuable technology in various fields.