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❄️⚡ Cool smarter, not harder — power your projects with precision chill!
This 3-set TEC1-12706 Peltier Cooler Kit includes three 12V thermoelectric cooling modules, aluminum heat sinks, and 12V cooling fans spinning at 6500 RPM. Designed for efficient hot and cold temperature control, it’s ideal for DIY portable coolers, CPU cooling, 3D printers, and educational science projects. Compact and ready to integrate, it delivers reliable airflow and thermal management for professional and hobbyist applications.





| ASIN | B0D7BLTF3W |
| Air Flow Capacity | 6.25 Cubic Feet Per Minute |
| Best Sellers Rank | #256 in Single Board Computers (Computers & Accessories) |
| Brand Name | MTDELE |
| Compatible Devices | Desktop |
| Cooling Method | Air |
| Customer Reviews | 4.1 4.1 out of 5 stars (39) |
| Included Components | 3Pcs Cooling,3Pcs Aluminum heat sinks,3Pcs 12V Cooling Fan |
| Item Dimensions L x W x H | 1.57"L x 0.43"W x 1.57"H |
| Manufacturer | MTDELE |
| Material Type | Aluminum |
| Maximum Rotational Speed | 6500 RPM |
| Power Connector Type | 2-Pin |
| UPC | 705252438839 |
| Unit Count | 3.0 Count |
| Voltage | 12 Volts |
| Warranty Description | NO |
| Wattage | 1.2 watts |
R**N
Everything you need, just check the delta T and size
Great teaching set for my 9yo twins as it has everything you need to demonstrate the thermoelectric effect as long you have standard teaching tools for science and engineering. For teaching here’s what else you need/want to demonstrate full functionality: A 12 or 24 volt DC power source (ex: car battery) A contactless thermometer A multimeter A dual-probe thermometer that can simultaneously measure, chart, and display two temperatures Something fun to heat or cool, we did my kids water bottles and my coffee cup to show how you can heat and cool at once A hot and cold source (ice water and coffee as above) to show this running “backwards” and generating electricity.
C**Z
Buen producto
L**R
quality
seems pretty good for my needs but when i applied voltage to the cooling device it felt cold for a moment then got very hot
Y**Y
Cold side gets heat soaked, not bad if you only care about the heat part
Pretty cool however they get heat soaked too fast then the "cold" side gets hot. You would need a much bigger fan and heat sink to actually get these things to cool something down. Not bad if your using it to heat something though.
L**R
A great kit to get started with a project
Excellent kit for getting started with peltier thermoelectric modules. Aside from a power source and thermal paste, this is all you would need to get started. I have run as little as 3.7v through a plate and fan combo with rapid results.
P**K
Overheated the cold side
This company is a zero. I returned the coolers because they overheated and overwhelmed the cool side. They now claim the product was not in the box. I’m furious that they are telling Amazon a lie. I have a completely perfect relationship with Amazon. I trust them with my purchase. It seems I have no recourse. So I will continue to repeat this message so all future purchases from this company are met with SCRUTINY!
S**A
Works good, no issues
Great little Peltier cooler/heater
J**P
Did the job.
Grate item
Trustpilot
3 days ago
2 months ago