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The TEC1-04902 is a 25×25mm semiconductor cooling module designed for a low current of 2.2A, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 8–10W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
🔷TEC Cooling System Product Drawing
🔷Thermoelectric Cooling Device Basic Performance Spec
| Type Model | Chip | ΔTmax (°C) | ACR (Ω) | Umax (V) | Imax (A) | Pmax (W) | Size (mm) |
|---|---|---|---|---|---|---|---|
| TEC1-04902 | K18 | 60 | 2.06 | 5.8 | 2.2 | 13 | 25×25×4.2 |
| TEC1-04902 | K28 | 65 | 2.06 | 5.8 | 2.2 | 13 | 25×25×5.2 |
| TEC1-04902 | K38 | 70 | 2.06 | 5.8 | 2.2 | 13 | 25×25×6.2 |
🔷Thermoelectric Cooling Element Additional Performance Spec
| Parameter | Specification |
|---|---|
| Substrate | 96% alumina 0.76mm + oxygen‑free copper 0.4mm, sintered process |
| Lead Wire | Silicone wire, 24 AWG, L=100mm |
| Terminals | Not included as standard; can be installed upon request |
| Mounting Pressure | 1.5 kg (0.25 kg/cm²) |
| Packaging | Polystyrene (PS) foam box |
| Sealant | 704 silicone rubber |
| Max. Temperature Resistance | Tin‑lead solder, melting point 138°C |
| Storage Conditions | Temperature < 120°C, Humidity < 60% RH |
🔷Thermoelectric Generation Performance Curve
🔷Thermoelectric Generator Modules Product Overview
The TEC1-04902 is a 25×25mm semiconductor cooling module designed for a low current of 2.2A, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 8–10W. This product is noise-free, vibration-free, and maintenance-free, and can switch between cooling and heating modes by reversing the current direction. With extremely low power consumption, it is suitable for precision temperature control applications—such as micro-sensors, precision instruments, and wearable devices—where power consumption and space constraints are critical.
🔷Thermo Cooler Product Applications
TEC1-04902: This compact 25×25mm, 2.2A cooling module may not have a high power rating, but its true value lies in precise localized temperature control and low-power, portable applications.
Its applications can be broadly divided into two categories:
🎯 Professional precision temperature control applications
This is where the TEC1-04902 truly shines. Its core function is not to achieve drastic temperature reductions, but to create a stable, isolated “microenvironment.”
Precision Instruments and Sensors: It can be used to provide a constant-temperature environment for devices such as infrared sensors, laser diodes, and small optical cavities, eliminating measurement errors caused by ambient temperature fluctuations and ensuring operational stability and accuracy. In these scenarios, the focus is on temperature control stability rather than the lowest achievable temperature.
Professional Applications: According to manufacturer documentation, these modules are also widely used in medical devices, automotive electronics, laser projectors, and other fields. In these devices, they often provide localized cooling or heating for specific chips or components.
💡 Consumer Electronics and DIY Applications
In this field, the TEC1-04902 is highly popular due to its USB 5V power supply and compact size.
Smartphone/Electronic Device Cooling: This is a very common application. For example, some enthusiasts have integrated it into cooling back covers for smartphones, which can lower the temperature of the phone’s back cover by about 8°C in a short time—ideal for scenarios like extended gaming sessions or video calls. In another case, users have employed it for active cooling of overheating Type 86 Wi-Fi AP panels, effectively reducing the device’s temperature.
Creative DIY Projects: Thanks to its low power consumption and plug-and-play design, it has become a popular choice among DIY enthusiasts. You can use it to build mini refrigerators or freezers, temperature-controlled incubators, small aquarium chillers, or to cool development boards like the Raspberry Pi. Some DIYers have even used it to modify astrophotography cameras to reduce thermal noise from the image sensor during long exposures.
⚠️ Important Usage Notes
Two points are crucial when using this product:
Heat dissipation at the hot side is key: Like all TECs, its hot side (the heat-generating surface) must be paired with an efficient heat sink and fan. Otherwise, the heat will build up, not only significantly reducing cooling performance but potentially causing the module to burn out due to overheating.
Understand Its “Cooling Capacity”: The TEC1-04902 is designed for low-power, precise temperature control. Don’t expect to use it to cool an entire can of soda—that’s the job of its “bigger” counterparts. Its value lies in its ability to “achieve a lot with very little effort,” solving localized “heat hotspots” with minimal power consumption.
The TEC1-04901 is a 25×25mm ultra-low-power semiconductor cooling module (Peltier device) designed for extremely low current consumption (1.4A), specifically engineered for micro-power precision temperature control applications where power consumption and space are critical considerations. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-04903 is a 25×25mm semiconductor cooling module designed for a low current of 3A, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 12–15W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-04904 is a 25×25mm semiconductor cooling module designed for a 4A current, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 15–18W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-04905 is a 25×25mm semiconductor cooling module designed for a 5A current, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 20–25W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-04906 is a 25×25mm semiconductor cooling module designed for a 6A current, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 25–30W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-04908 is a 25×25mm semiconductor cooling module designed for an 8A current, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 35–40W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-04910 is a 25x25mm semiconductor cooling module designed for high current (10A) operation, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 45W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
The TEC1-07101 is a 25x25mm semiconductor cooling module designed for ultra-low current operation at 1.4A, with a maximum temperature difference of approximately 65–70°C and a cooling capacity of approximately 8–10W. 🟧 Price List Contact Customer Service 🟦 Certifications Contact Customer Service ⬜ Product PDF Spec Contact Customer Service 🟪 Contact customer Contact Customer Service 🟨 MOQ:1 Pcs 🟥 Fast Delivery:2-15 Days 🟩 Source Factory：Online Factory Video 🟫 Multiple Payment Methods：T/T|PayPal|Alipay ⬛ Pre|After Service：+86 13377785035|xyy@kkg.tw
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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