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Product Information of Thermoelectric Cooler TEC112704
| Category | Item | Details |
|---|---|---|
| Product Info | Model | TEC1-12704 |
| Net Weight | 24g | |
| Gross Weight | 25g | |
| Place of Origin | Guangdong | |
| Shelf Life | 1 Year | |
| Material | Bismuth Telluride | |
| Specifications | Max Voltage | 15.4V |
| Max Resistance | 4.2-4.4Ω | |
| Overall Dimensions | 40×40×4.2mm | |
| Packaging | Per Pack | - |
| Carton Size | 52×27.5×32mm |
The 40×40×4.2mm TEC (thermoelectric cooler peltier) boasts wide-ranging applications, particularly in the beauty device sector. Popular models such as ice-point hair removal devices and hot-cold (hot-cold skin care devices) widely adopt the 40×40mm, 4A, and approximately 4.2mm thickness TEC cooler. The core lies in its five key dimensions—cooling power, temperature control area, electrical safety, structural integration, and cost—which perfectly align with the engineering and user experience requirements of handheld/desktop beauty devices.
| Feature | Value for Beauty Device Compatibility |
|---|---|
| 40×40mm Standard Size | Perfectly fits the handle/body space of beauty devices, no customization required, low mass production cost |
| 4A Rated Current (12V) | Directly powered by household power supply, no high-voltage circuit needed, safe and compliant; cooling power meets the requirements of beauty scenarios |
| Maximum Temperature Difference 67-68°C | Easily achieves 5-10°C skin surface cooling, suitable for high-temperature and high-humidity skincare environments |
| Dual Cooling & Heating Function | One component realizes both cold compress and hot compress functions, enhancing product added value |
| Vibration-Free & Silent Operation | Does not interfere with the beauty experience, compatible with home and salon use scenarios |
| Long Service Life (≥100,000 hours) | Meets the high-frequency household use of beauty devices for 3-5 years, low after-sales cost |
Beauty devices commonly use 40×40×4.2mm, 4A semiconductor cooling plates, and the main reason is quite straightforward:
1. The size is just right
The 40×40mm cooling area perfectly matches the size of beauty device probes, ensuring even cooling and full coverage.
The 4.2mm thickness is slim and easy to integrate into the handpiece, while still providing sufficient structural strength.
2. Optimal Power and Current
The 4A/12V power supply is safe and offers moderate power, enabling rapid cooling to 0–10°C and heating to around 40°C, meeting the requirements for ice-point hair removal, cold conduction, and hot/cold therapy devices.
3. Precise temperature control, fast response, and stable operation.
4. Optimal engineering and cost efficiency
Pairs with a small heat sink and fan for stable heat dissipation, with controllable size, noise, and weight.
It is an industry-standard mass-production model with a mature supply chain, low cost, and high reliability.
Application Examples of 40×40mm Semiconductor Cooling Plates in Beauty Devices
1. Ice RF Anti-Aging Beauty Device
The 40×40mm semiconductor cooling plate maintains real-time temperature control for the RF treatment head, stabilizing the epidermal temperature at 10–15°C. Combined with high-energy 40W RF applied to the dermis, it achieves lifting, firming, and the reduction of fine lines—all without any stinging or burns. making it safe for sensitive skin. This addresses the common issue of facial burns caused by high temperatures in traditional RF devices. Its compact size fits the handpiece perfectly, meeting the demand for 3–5 years of frequent home use.
2. Home Ice-Point Laser Hair Removal Device: The cooling plate’s cold end is tightly sealed against the sapphire cooling window of the treatment head, lowering the contact surface temperature to 5–10°C within 1 second of powering on. It simultaneously cools the epidermis during laser emission, preventing burns and stinging pain to achieve ice-point pain-free hair removal. Hair removal devices equipped with this cooling plate reduce the incidence of post-treatment adverse reactions by over 60%. The 4A current supports continuous cooling, meeting the demand for 15–30 minutes of continuous operation. It operates silently and vibration-free, ensuring an uninterrupted user experience.
3. Home-use Hot-Cold Infusion Device: Utilizing a 40×40mm semiconductor cooling plate to enable dual modes: in cooling mode, it rapidly lowers the temperature to 5–10°C to soothe redness and swelling, shrink pores, and enhance skincare product absorption; Heating mode reverses the current to raise the temperature to 40–45°C, opening pores and promoting nutrient infusion. The 4A current enables 1-second hot/cold switching. With no compressor and no leakage, it operates silently, making it ideal for daily at-home skincare routines.
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Yanghai Technology has been deeply rooted in the thermoelectric cooling industry for over a decade. As a comprehensive enterprise integrating R&D, manufacturing, sales, and service, the company places technological innovation at its core and continuously advances into cutting-edge industry applications.
We provide global customers with highly reliable, cost-effective thermoelectric cooling products and solutions, and are committed to becoming a trusted partner in the industry.
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