Print Profile(1)

Description
Thermoelectric Generation Coaster
Overall Dimensions: Length 127mm, Width 90mm, Height 166mm
Principle: The coaster has a semiconductor thermoelectric cooler. When there is a temperature difference on both sides of the cooler, according to the Seebeck effect, a small voltage will be generated on the positive and negative terminal wires, which can drive a small coreless motor.
Demonstration:

Bill of Materials:
No | Name and Model | Quantity | Image |
1 | Semiconductor Thermoelectric Cooler TEC1-12706A (40*40mm*3.6) | 1 pc | ![]() |
2 | 0412 Coreless Motor 0.7mm Shaft | 1 pc | ![]() |
3 | Round Heatsink (Diameter 80*1.5mm 5052 Aluminum) | 1 pc | ![]() |
Wiring Diagram:

Installation Instructions:
1、Thermal grease can be applied between the semiconductor thermoelectric cooler and the round heatsink
2、The connection of each component is done by gluing
PS:
1、It is recommended to print with PETG material, because PLA has poor heat resistance, and the larger the temperature difference, the faster the fan rotates
2、It is best to use a flat-bottomed cup, so that the bottom of the cup can fully contact the semiconductor thermoelectric cooler for better thermal conductivity
Model recommendation
License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.
















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