TEC1-12707 Peltier Cooler Module 40*40MM 12V7A

SKU: FA2053-1
Model Number

TEC1-12707
Dimensions

40mm x 40mm x 3.5mm (approx.)
Internal Couples

127
Maximum Voltage

15.4V DC
Maximum Current

7.0A
Max Cooling Power

~70W – 75W
Max Temp Difference

≥66°C
Operating Temp Range

-50°C to +80°C
Internal Resistance

1.5 ~ 1.8Ω
Lead Wire

150mm (Approx.) 20 AWG
Product Description
The TEC1-12707 is a high-capacity thermoelectric cooler (TEC) engineered for demanding applications that require significant heat pumping in a compact footprint. Utilizing the Peltier effect, this industrial-grade solid-state device creates a powerful temperature differential between its two ceramic plates. With a 7-Ampere current rating, the 12707 model is a “high-performance” solution, offering approximately 15-20% more cooling power than the standard 12706 module.
Constructed with 127 internal semiconductor couples made of high-purity bismuth telluride, the TEC1-12707 provides silent, vibration-free temperature control. Because it contains no moving parts or circulating refrigerants, it is exceptionally reliable for medical devices, laboratory instruments, and high-density electronic cooling where a long, maintenance-free lifespan is mandatory.
Key Features
  • Enhanced Heat Pumping: Capable of moving up to 70W–75W of heat energy, making it suitable for larger-scale refrigeration and active CPU chilling.
  • Solid-State Reliability: No moving parts or mechanical wear, ensuring silent operation and zero acoustic noise.
  • Precision Thermal Management: Enables sub-degree temperature stability when paired with a PWM controller or PID system.
  • Industrial Build Quality: Reinforced ceramic plates designed to withstand repeated thermal cycling in professional environments.
  • Instant Thermal Reversibility: Change the direction of heat flow instantly by simply reversing the DC input polarity.
  • Environmentally Friendly: Fully RoHS compliant and free of CFCs or other ozone-depleting refrigerants.
Usage & Applications
  • High-Density Electronics: Active cooling for overclocked CPUs, GPUs, and high-speed networking ASICs.
  • Medical Technology: Temperature-controlled transport for large-volume vaccine batches and biological reagents.
  • Scientific Instrumentation: Cooling high-resolution CCD cameras and laser diodes in spectroscopy and microscopy.
  • Industrial Systems: Thermal management for power-dense control cabinets and industrial laser systems.
  • Commercial Chillers: Core component for high-performance wine coolers and medical-grade portable refrigerators.
Q: Do I need a special heatsink for the 7A model?

Yes. Because the 12707 draws more current (7A) than standard modules, it generates significantly more heat on the “hot side.” You must use a high-performance heatsink, ideally with heat pipes or liquid cooling, to prevent the module from overheating itself.

Q: Can I run this module at a lower current?

Yes. Thermoelectric modules are current-driven. If you provide less than 7A (by lowering the voltage), the module will simply pump less heat, which can actually increase its efficiency in some applications.

Q: Which side of the module is the cold side?

Typically, the side with the printed model number (TEC1-12707) is the cold side. If you apply power for 1 second, the cold side will chill instantly while the other side becomes very hot.

Q: Is thermal paste required on both sides?

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 (the heatsink and the object being cooled).

Q: Can I use this for heating applications?

Absolutely. By reversing the polarity of the red and black wires, the heat flow is reversed. This makes it an excellent component for incubation systems that need to maintain a precise temperature regardless of ambient conditions

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