- Ultimate Heat Pumping Capacity: The most powerful single-stage 40mm module available, designed for aggressive heat dissipation up to 150W.
- Solid-State Reliability: No moving parts, mechanical wear, or refrigerants, ensuring silent operation and an exceptionally long service life in fixed installations.
- Precision Thermal Management: Enables sub-degree temperature stability when integrated with high-precision PWM or PID control systems.
- Superior Delta-T: Capable of achieving a maximum temperature difference () of up to 70°C under ideal thermal load conditions.
- Instant Thermal Response: Rapidly switches between cooling and heating modes by simply reversing the DC input polarity.
- Environmentally Friendly: Fully RoHS compliant; operates without CFCs, HCFCs, or other harmful greenhouse gases.
TEC1-12715 High-Performance Thermoelectric Cooling Module | Peltier Cooler for Industrial & DIY Applications 40*40mm
| Model Number | TEC1-12715 |
|---|---|
| Dimensions | 40mm x 40mm x 3.3mm (approx.) |
| Internal Couples | 127 |
| Maximum Voltage | 15.4V DC |
| Maximum Current | 15.0A |
| Max Cooling Power | ~135W – 150W |
| Max Temp Difference | ≥70°C |
| Operating Temp Range | -55°C to +80°C |
| Internal Resistance | 0.8 ~ 0.9Ω |
| Lead Wire | 150mm (Approx.) 14-16 AWG Heavy Duty |

- Extreme Computing: Active cooling for extreme overclocking of multi-core CPUs and GPUs; essential for custom sub-ambient liquid cooling loops.
- Industrial Refrigeration: Core component for high-capacity wine chillers, portable medical-grade refrigerators, and laboratory cold-storage units.
- Biotechnology: Precise thermal stabilization for DNA amplification (PCR) machines and rapid-cooling vaccine transport containers.
- Scientific Research: Cooling high-resolution infrared sensors, laser diodes, and high-speed CCD arrays in aerospace and spectroscopy.
- DIY High-Power Projects: Building custom water chillers for large aquariums, small-scale localized air conditioning, or high-performance cloud chambers.
Yes, absolutely. The 12715 generates a massive amount of waste heat on its “hot side.” Standard air-cooled heatsinks are almost always insufficient. We strongly recommend using high-performance liquid cooling or industrial-grade copper heat-pipe towers to prevent the module from failing due to internal heat saturation
Yes. While the module is rated for up to 15.4V, it is optimized for 12V operation. Ensure your power supply can provide a constant, clean 15A–20A to achieve the maximum advertised cooling capacity.
Generally, the side with the printed model number (TEC1-12715) is the cold side. The blank side is the hot side. You can verify this by applying power for 1 second; the cold side will chill instantly.
Yes. To ensure proper heat transfer, you must apply a thin, even layer of high-quality thermal grease (TIM) between both ceramic plates and their respective contact surfaces
Yes. By reversing the red and black wires, the heat flow reverses. The side that was cold will become the heating side, which is useful for specialized environmental testing systems.







