TEC1-12706 40x40mm Thermoelectric Peltier Cooler Module (12V, 60W)

Experience solid-state cooling with the TEC1-12706 40x40mm Thermoelectric Peltier Cooler Module. Operating at a nominal voltage of $12 ext{V DC}$ and drawing up to $6 ext{A}$ current, this compact semiconductor cooler creates a rapid temperature differential between its ceramic faces—cooling one side while dissipating heat on the other. Capable of generating a maximum temperature difference ΔT₍ₘₐₓ₎ of up to $67^circ ext{C}$ and delivering up to $60 ext{W}$ of cooling power, it is the perfect component for portable refrigerators, CPU liquid cooling blocks, beverage chillers, and DIY thermal management projects.

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Tags TEC1-12706 Peltier Module 12V 6A Peltier Cooler 40x40mm Thermoelectric Cooler Peltier Junction 60W DIY Mini Fridge Cooler Solid State Cooling Plate TEC1 12706 Module

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Product Details :

The TEC1-12706 Thermoelectric Cooler Module utilizes the Peltier Effect to transfer heat from one side of the ceramic plate to the other when an electrical current is applied. Constructed with 127 semiconductor couples sandwiched between two high-grade alumina ( $Al_2O_3$ ) ceramic substrates, it offers solid-state temperature control with no moving parts, no noise, and no refrigerants.

When powered by a $12 ext{V DC}$ supply, the cold side absorbs heat while the hot side emits heat. To prevent thermal runaway and permanent damage to the module, the hot side MUST be equipped with a suitable heat sink and cooling fan assembly prior to applying power. With proper heat dissipation, the TEC1-12706 can easily freeze water drops or chill small enclosures within minutes.

Key Features and Benefits

Solid-State Reliability: No moving internal parts, refrigerant gases, or compressor vibration for silent, maintenance-free operation.
Rapid Cooling Response: Creates a noticeable temperature difference across ceramic faces within seconds of power application.
Compact $40 imes40 ext{mm}$ Form Factor: Easily fits into custom DIY mini fridges, water chillers, and compact electronic enclosures.
Reversible Operation: Reversing the DC voltage polarity switches the hot and cold sides instantly.
High Efficiency Heat Transfer: Delivers up to $60 ext{W}$ maximum cooling power ( $Q_{max}$ ) under optimal thermal dissipation conditions.

Technical Specifications

Feature Component	Specification Details
Model Number	TEC1-12706
Nominal Operating Voltage	$12 ext{V DC}$ (Max $15.4 ext{V DC}$ )
Operating Current ( $I_{max}$ )	$6 ext{A}$ (Nominal $4.3 ext{A} - 5.5 ext{A}$ at $12 ext{V}$ )
Maximum Cooling Power ( $Q_{max}$ )	$pprox 60 ext{ Watts}$ (at $Delta T = 0^circ ext{C}$ )
Maximum Temp Difference ( $Delta T_{max}$ )	$pprox 65^circ ext{C to } 67^circ ext{C}$
Internal Resistance ( $R_{AC}$ )	$1.98 Omega ext{ to } 2.30 Omega$
Operating Temperature Range	$-55^circ ext{C to } +83^circ ext{C}$
Wire Color Lead Mapping	Red Wire ( $+V$ ), Black Wire ( $-V / GND$ )

Operation & Heat Sink Guide

1. Side Identification & Wiring Connection:

   +------------------------------------+
   |   Cold Side (Printed Part Number)  |  <--- Face towards water block / cooling load
   +------------------------------------+
   |    Peltier Semiconductor Couples   |
   +------------------------------------+
   |      Hot Side (Blank Surface)      |  <--- MUST contact Heat Sink + Thermal Paste!
   +------------------------------------+
              |              |
           Red Wire       Black Wire
          (+12V DC)         (GND)

2. Critical Operating Precautions:

Mandatory Heat Sink Requirement: NEVER power the TEC1-12706 for more than 2-3 seconds without a heat sink installed on the hot side. Operating without heat dissipation will cause internal thermal overload and destroy the semiconductor junctions within seconds.
Thermal Interface Material (TIM): Apply a thin, even layer of quality thermal grease/paste on both sides of the Peltier module to maximize heat transfer efficiency to the heat sink and cold block.
Power Supply Selection: Use a regulated $12 ext{V DC}$ power supply rated for at least $10 ext{A}$ (or 120W) if running alongside cooling fans and pump assemblies.

Applications

DIY Portable Mini Refrigerators: Compact drink and medicine coolers for cars and desks.
CPU & GPU Liquid Cooling Systems: Sub-ambient cooling blocks for high-performance PC overclocking setups.
Beverage & Water Chillers: Thermoelectric cooling plates for aquariums and desktop water dispensers.
Scientific & Medical Instruments: Temperature stabilization for CCD sensors, lasers, and laboratory sample holding.