---
product_id: 148008924
title: "- TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40)"
brand: "bolsen"
price: "VT5813"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/148008924-tec1-12705fx-thermoelectric-cooler-peltier-of-semiconductor-refrigeration-1pcs-tec1
store_origin: VU
region: Vanuatu
---

# Reversible polarity for heat/cool 300mm insulated lead wires 40x40mm compact cooling - TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40)

**Brand:** bolsen
**Price:** VT5813
**Availability:** ✅ In Stock

## Summary

> ❄️⚡ Flip the switch, own the climate—cool like a pro, heat like a boss!

## Quick Answers

- **What is this?** - TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40) by bolsen
- **How much does it cost?** VT5813 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/148008924-tec1-12705fx-thermoelectric-cooler-peltier-of-semiconductor-refrigeration-1pcs-tec1)

## Best For

- bolsen enthusiasts

## Why This Product

- Trusted bolsen brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug-and-Play Wiring:** Equipped with 300mm insulated leads for easy integration and reliable connections.
- • **Heat Sink Compatibility:** Optimized for use with heat sinks to prevent overheating and maximize lifespan.
- • **Compact & Versatile Design:** 40x40mm semiconductor element fits seamlessly into custom CPU coolers and DIY projects.
- • **Precision Cooling & Heating:** Switch from ice-cold chill to boiling heat in seconds by simply reversing polarity.
- • **Durability Meets Performance:** Fully tested semiconductor ensures consistent, long-lasting thermoelectric efficiency.

## Overview

The TEC1-12705FX is a 40x40mm thermoelectric cooler Peltier module designed for rapid semiconductor refrigeration and heating. Featuring reversible polarity for dual-mode temperature control, 300mm insulated leads for easy setup, and requiring a heat sink for optimal performance, it’s ideal for advanced CPU cooling, alternative power applications, and innovative DIY tech projects.

## Description

Thermoelectric Cooler Peltier of semiconductor refrigeration Each device is full inspected and tested Fitted with 6-inch insulated leadsModel: TEC1-12706. Size: 40mm x 40mm x 3.6mm.

## Features

- TEC Thermoelectric Cooler refrigeration 30X30/40X40 Thermoelectric Cooler Peltier of semiconductor refrigeration,1PCS TEC1-12705FX (40*40)
- Get ice cold in minutes or heat to boiling by simply reversing the polarity, used for numerous applications from CPU coolers to alternate power sources, or even for your own
- Overall dimensions: 40*40*4.0mm/30*30*3.0MM element.1PCS TEC1-12705FX (40*40)
- Wire specification: lead length 300 + 5mm RV standard wire single head 5mm tin plating
- These devices must be used in conjunction with a heat sink to avoid burned

## Product Details

- **Brand:** Bolsen
- **Cooler Heatsink Material:** Aluminum
- **Product Dimensions:** 1.57"L x 0.14"H
- **Mounting Type:** Panel Mount
- **Manufacturer:** Bolsen

## Images

![- TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40) - Image 1](https://m.media-amazon.com/images/I/51gq6R09D9L.jpg)
![- TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40) - Image 2](https://m.media-amazon.com/images/I/51FfNXdvkrL.jpg)
![- TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40) - Image 3](https://m.media-amazon.com/images/I/5134ryvbNBL.jpg)
![- TEC1-12705FX Thermoelectric Cooler Peltier of semiconductor Refrigeration,1PCS TEC1-12705FX (40 * 40) - Image 4](https://m.media-amazon.com/images/I/51CqBDDngwL.jpg)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-05*