The 127 couples, 30mm x 30mm size module is a single stage module which is designed for cooling and heating up to 138°C applications.
You can heat up or get cold peltier module simply by reversing the polarity.
It's recommended to use Peltier module together with a heat sink to avoid being burned in 2 seconds after powered up!
When you connect Power Supply positive polarity (+) to red wire and Power Supply negative polarity (GND) to black wire, then hot side is the one with letters TES1-12704 or the side where red wire is on the left and black wire is on the right.
This Peltier Module is also known as: TEC, Thermoelectric Cooler, Thermoelectric Module, Peltier Cell, ...
|Type Peltier element||TEC (Thermoelectric cooler)|
|Design||Without silicone sealed|
|Qmax. @ Delta T=0||33.4W|
|Delta T max.||68°C|
|P-N Junction||127 couples|
|Material||Al2O3 (aluminum oxide)|
|Wire Insulation Material||Teflon|
International Shipping & Overseas Shipping
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Estimated Shipping Time
USA & Canada
Fedex International Priority - 1~3 business days
Fedex International Priority - 1~2 business days
Rest of the World
4~5 business days, depending on the selected country (for more information contact us)
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We allow you to return all new, unused, and resalable items in their original packaging within 30 days of delivery for a full refund (minus actual shipping costs we incurred). Naturally, if your return is because of our error, we'll pay these shipping costs, of course. If your return request is due to product defect or damage, we will first work with you to get the product repaired. If repair is not possible, then we'll work with you to get it replaced.
Return Eligibility Items must be in unused, in new condition and in the original packaging to qualify for a refund (please do not assemble or modify the product in any way). Personalized items cannot be returned. This includes kits and any linear product that we cut-to-length.
1. Before you can return a product, pls send us an email and specify the reason you're going of return.
2. We'll contact you with further information and confirm we accept return. Pls, don't skip step 1. It will save time both of us.
3. Reference your ORDER NUMBER (for example "esb0012856) on the shipping label or package and return it to:
Radio plus, spol. s r.o.
277 45 Uzice
4. When will I receive a credit?
Return credits are issued within 48 hours once the item is received and inspected - you will be notified via email.
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