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Compact silver liquid-cooling block with attached fan and wiring

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Fans DIY TEC Peltier semiconductor refrigerator liquid cooler

SKU CH-4TEP-0AVGD

A DIY Peltier semiconductor liquid cooling module for custom refrigeration projects

  • TEC Peltier module provides active sub-ambient cooling
  • Liquid-cooling loop efficiently transfers heat away from CPU
  • DIY kit enables custom refrigeration system builds
  • Integrated fan assists radiator heat dissipation

DIY Peltier semiconductor cooler

This DIY kit uses a thermoelectric Peltier module to provide active refrigeration for custom liquid-cooling loops. It is aimed at hobbyists and experimenters who want sub-ambient coolant temperatures for benchmarking or extreme overclocking projects. The unit requires integration into an existing water circuit and a separate power source for the TEC element.

Thermals noise and power

The Peltier module moves heat from the cold side into the liquid loop, so the radiator must dissipate both the component load and the TEC's own power draw. Expect noticeably higher heat output into the room and increased pump workload compared with a standard water block. No fan or radiator is included, so acoustic results depend entirely on the builder's chosen cooling hardware.

Highlights

  • TEC Peltier module provides active sub-ambient cooling
  • Liquid-cooling loop efficiently transfers heat away from CPU
  • DIY kit enables custom refrigeration system builds
  • Integrated fan assists radiator heat dissipation

Specifications

No published specifications for this item yet.

Questions about this item

How do I mount the Peltier module between the cold plate and the radiator in a custom loop?

Place the cold face on the CPU cold plate with thermal paste, attach the hot face to a water block that feeds the radiator, and seal the assembly so no coolant leaks onto the electrical contacts.

What ongoing upkeep does the thermoelectric cooler require in a liquid loop?

Inspect the thermal interface each time you drain the loop, watch for condensation on the cold side, and replace the module if its temperature delta drops noticeably.

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