12 V TEC1-12705 Thermoelectric Peltier Cooling Module

Product Description:
This TEC1-12705 thermoelectric Peltier cooling module is a compact and efficient solid-state cooler that creates a temperature difference between its two sides when powered with 12 V DC. Ideal for DIY cooling projects, electronics temperature control, portable mini-fridges, CPU/electronics cooling, and custom thermal solutions, this module delivers reliable performance without moving parts. (solid-state Peltier cooling technology)

Specifications:

• Model: TEC1-12705 thermoelectric cooler Peltier module

• Rated Voltage: 12 V DC (typical)

• Maximum Voltage: ~15 V (peak tolerance)

• Rated Current: ~5 A (approx. 5.2 A max)

• Power: ~50–54 W cooling capacity

• Dimensions: 40 × 40 × ~4 mm

• Thermocouples: 127 semiconductor couples

• Max Temperature Difference (T): Up to ~68–80 °C (hot-cold differential)

• Operating Principle: Creates a hot side and cold side via Peltier thermoelectric effect

Key Features:

• Solid-state cooling module with no moving parts, ensuring silent operation and long life

• Bidirectional temperature effect: Hot and cold sides switch by reversing polarity

• Compact 40 × 40 mm form factor fits into a wide range of electronics and DIY projects

• High temperature differential makes it suitable for cooling and heating applications

• Easy to install with DC power and compatible with added heat sinks for better performance

Other Details:

• Commonly used in electronic cooling for CPUs, GPUs, and small components

• Useful in portable refrigeration systems (mini fridges, drink coolers)

• Ideal for DIY projects like insulated cooler boxes or custom thermal devices

• Can be used in temperature-controlled enclosures for sensors, lasers, or medical instruments

• Best performance requires proper heat dissipation on the hot side with heat sinks or fans