This part is a kind of semiconductor called TEC1-12715.

Function of this product has Thermoelectric Module.

Manufacturers : Creative technology

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aammiicc oonnaammiiccThermonamicModule High Performance and Highly Reliable Solution for Cooling and Heating Applications Specification of Thermoelectric Module TEC1-12715 tthheerrmm tthheDescription The 127 couples, 50 mm × 50 mm size single module which is made of our high performance ingot to achieve superior cooling performance and 70℃ or larger delta T max, is designed for superior cooling and heating applications. Beyond the standard below, we can design and manufacture the custom made module according to your special requirements. Features iicc iicc● No moving parts, no noise, and solid-state ● Compact structure, small in size, light in weight aamm oonnaamm●Environmentalfriendly ● RoHS compliant ● Precise temperature control ● Exceptionally reliable in quality, [ ... ]

TEC1-12715 PDF Datasheet Download