Semiconductor Refrigeration Tablets Tec1-12703 12V 12A Heatsink Module
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Product Highlights
- High Cooling Capacity: Max cooling capacity reaches 135W with 127 thermocouple pairs for efficient heat dissipation.
- Wide Application Scope: Suitable for military, medical, laboratory equipment, and specialized testing devices.
- Certified Quality: Products hold CCC, CE, RoHS, UL, and REACH certifications for global compliance.
- Multiple Model Options: Available in various models (TEC1-12701 to TES1-24105) with different voltages and capacities.
- Customizable Service: Die-cutting customization available based on customer drawings and specific requirements.
- Professional Manufacturer: Established in 2009 with ISO9001, IATF16949 certifications and over 200 employees.
Product Attributes
- Customization
- Available
- Application
- Detector, Diode, LCD Display Controller, Power Electronic Components, Radio, Refrigerator, Solar Cell, Television, Temperature Measurement
- Batch Number
- 2005+
- Model NO.
- peltier
- Certification
- CCC, CE, RoHS
- Manufacturing Technology
- Optoelectronic Semiconductor
- Material
- Aluminium Nitride
- Model
- Tec1-12715
- Package
- Ceramic Packaging
- Signal Processing
- Analog Digital Composite and Function
- Type
- N-Type Semiconductor
- Product Name
- Peltier Themmoelectric Cooler
- Color
- White
- Size
- 40*40mm
- Wide Application
- Semiconductor Laboratory Equipment
- Product Material
- Ceramic
- Keyword
- Thermoelectric Module Cooler
- Function
- Thermoelectric Cooler
- Cooling Power
- 135W
- Transport Package
- Safety Packaging
- Specification
- 40*40mm
- Trademark
- TOUSEN
- Origin
- China
- HS Code
- 35069900
- Production Capacity
- 500000
Product Images of Semiconductor Refrigeration Tablets Tec1-12703 12V 12A Heatsink Module
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Product Description

2) The thermoelectric cooler typically operates with a DC12V (direct - current) voltage.
Part 2: It indicates the structural type of the thermoelectric cooler. Commonly, ceramic thermoelectric coolers (with a thermoelectric element cross - sectional area greater than 1 mm²) are represented by C. Small - sized ceramic thermoelectric cooling components, also known as micro - thermoelectric cooling components (with a thermoelectric element cross - sectional area ≤ 1 mm²), are represented by S. There is also a metallic structural type represented by M.
Part 4: It represents the number of pairs of thermocouples (the quantity of P and N junctions) of the thermoelectric cooler, indicated by three Arabic numerals, such as 127 pairs.
Part 5: It represents the maximum allowable temperature - difference current value of the thermoelectric cooler, indicated by two Arabic numerals. For example, 06 represents a current of 6A. This current is the limit current under the condition of applying the limit voltage and heat dissipation. When the temperature of the cooling component rises, the current value will decrease.
Part 6: It represents the surface condition of the thermoelectric cooler, indicated by no more than two English letters. No metallic coating is not indicated. A single - sided metallic coating is represented by T, and a double - sided metallic coating is represented by TT.

Product name | Thermoelectric Cooling Module |
Model | TEC1-12715 |
Size | 40*40*3.5mm ±0.15mm (Subject to actual products) |
Max Temp. Difference | about 60 C |
Related voltage | 15.4V |
Working current(IMAX) | 15A ( at Related 12V ) |
Max Cooling Capacity (QCMAX) | 135W |
Thermocouple Pair | 127 pairs |
Semiconductor Packaging Process | Standard Silicone Rubber Glue Sealed |
Internal Resistance | 1.3~1.8 Ohm (Tested at temp.23C, 1KHZ AC) |

seq. | Model No. | Related voltage | Temp.difference V | Temp.difference A | Cooling capacity | Temp.difference | Thermocouple Pair | Internal Resistance | Spec.of lead wire |
1 | TEC1-12701 | 12 | 15 | 1.3 | 11.6 | ≥65 | 127 | 9.00-11.0 | 20 |
2 | TEC1-12702 | 12 | 15 | 2 | 18.9 | ≥66 | 127 | 4.30-4.50 | 20 |
3 | TEC1-12703 | 12 | 15 | 3 | 26.7 | ≥67 | 127 | 2.90-3.30 | 20 |
4 | TEC1-12704 | 12 | 15 | 4 | 35.6 | ≥67 | 127 | 2.30-2.70 | 20 |
5 | TEC1-12705 | 12 | 15 | 5 | 44.1 | ≥67 | 127 | 2.10-2.40 | 20 |
6 | TEC1-12706 | 12 | 15 | 6 | 53.3 | ≥67 | 127 | 1.80-2.10 | 20 |
7 | TEC1-12707 | 12 | 15 | 7 | 62.3 | ≥66 | 127 | 1.50-1.80 | 20 |
8 | TEC1-12708 | 12 | 15 | 8 | 70.8 | ≥66 | 127 | 1.35-1.65 | 20 |
9 | TEC1-12709 | 12 | 15 | 9 | 79.8 | ≥66 | 127 | 1.10-1.30 | 18 |
10 | TEC1-12710 | 12 | 15 | 10 | 88.9 | ≥66 | 127 | 1.00-1.25 | 18 |
11 | TEC1-12712 | 12 | 15 | 12 | 106.7 | ≥66 | 127 | 0.80-1.05 | 18 |
12 | TEC1-12715 | 12 | 15 | 15 | 131.3 | ≥66 | 127 | 0.75-0.85 | 18 |
13 | TEC1-19906 | 22 | 23.4 | 6 | 83.6 | ≥67 | 199 | 2.90-3.50 | 20 |
14 | TEC1-19913 | 22 | 23.4 | 13 | 181 | ≥65 | 199 | 1.35-1.55 | 18 |
15 | TES1-241015 | 24 | 28.4 | 1.5 | 25.3 | ≥66 | 241 | 12.6-15.4 | 22 |
16 | TES1-24102 | 24 | 28.4 | 2 | 33.7 | ≥66 | 241 | 9.00-12.0 | 22 |
17 | TES1-24103 | 24 | 28.4 | 3 | 50.6 | ≥66 | 241 | 6.30-8.20 | 22 |
18 | TES1-24104 | 24 | 28.4 | 4 | 67.5 | ≥66 | 241 | 4.90-6.00 | 22 |
19 | TES1-24105 | 24 | 28.4 | 5 | 84.4 | ≥66 | 241 | 4.30-5.00 | 22 |

Medical : Cold force, cold combination, cataract removal tablets, blood analyser and so on.
Laboratory equipment :
Specialised equipment :



Our company has passed ISO 9001, ISO1400, IATF16949, OHSAS18001 and other related management system certifications, and our products have got UL\CE\ROHS\REACH and other certifications.
As a professional manufacturer in the field of thermal interface materials and EMI electromagnetic interference materials,Tousen mainly provides silicone thermal pads, thermal grease, thermal conductive tape rolls ,metal foil tapes (copper foil tape, aluminum foil tape), high temperature polyimide tapes, also we provide die cutting customize service as per customers' drawings. We are one of the biggest and most comprehensive solution suppliers of TIM and thermal solution management in China.






About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR252490". Items marked "" are certified.
Company Profile
Guang dong Dongsen Zhichuang Technology Co., Ltd.
Company Overview
Established in 2009, Guangdong Dongsen Zhichuang Technology Co., Ltd. is a leading thermal management solutions provider with a registered capital of 11 million CNY and over 200 employees. Our global footprint includes three independent manufacturing facilities in Dongguan, Huizhou, and Jiangxi, China, supported by overseas offices in Hong Kong, Japan, and Germany, ensuring agile service delivery worldwide. Certifications & Compliance
We uphold the highest standards through ISO 9001 (Quality Management), ISO 14001 (Environmental Management), IATF 16949 (Automotive Industry Standards), and OHSAS 18001 (Occupational Health and Safety) certifications. Our products meet rigorous international requirements, including UL, CE, RoHS, and REACH, guaranteeing safety, sustainability, and global market compatibility. Core Expertise & Product Portfolio
As a one-stop thermal management innovator, we specialize in: Thermal Interface Materials (TIMs): Silicone thermal pads, thermal grease, thermal gels
Advanced materials: Carbon fiber pads, graphene-enhanced pads, metal-based pads (copper/aluminum)
Metal Materials: Precision-engineered copper and aluminum foils
Thermal Management Tapes: Thermally conductive double-sided tapes, copper/aluminum foil tapes
High-temperature-resistant PI and PET tapes
Thermal Substrates: Ceramic sheets, ceramic-aluminum/copper hybrid substrates
Active Cooling Systems: Heat sinks, air-cooling modules, liquid cooling systems, thermoelectric coolers
Our custom die-cutting services enable tailored solutions for electronics, automotive, appliances, and industrial applications.
Strategic Partnerships
We collaborate with global industry leaders such as Samsung, Huawei, Foxconn, Panasonic, and Midea, delivering cost-optimized, high-performance solutions that enhance product reliability and profitability. Vision & Global Strategy
Vision: To be the world's preferred one-stop partner for thermal management innovation.
Growth Focus:
Expand R&D investments in next-gen materials (e. g., graphene integration, phase-change technologies). Strengthen global reach via strategic hubs in Europe and Asia-Pacific.
Drive sustainability through energy-efficient cooling solutions and circular manufacturing practices.
About Our Factory & Business Background
- Address
- No 5 Lucheng Westroad Qingxi Town, Dongguan, Guangdong, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Money Gram
- International Commercial Terms(Incoterms)
- CIF, DDP, CIP, Others
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- SHENZHEN
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2009-01-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- How can I get the price?
- We usually quote within 24 hours after receiving your inquiry, except for weekends and holidays. For urgent requests, please email or contact us directly.
- Can I buy samples?
- Yes, you can place sample orders. Please feel free to contact us for more details.
- What is the lead time?
- Lead time depends on order quantity and season. Small quantities can be shipped within 7-15 days, while large quantities take about 30 days.
- What are the payment terms?
- We accept T/T, Western Union, MoneyGram, and PayPal. Payment terms are negotiable.
- What shipping methods are available?
- Products can be shipped by sea, air, or express services (EMS, UPS, DHL, TNT, FedEx). Please confirm with us before placing orders.
- How do you ensure long-term business relationships?
- We maintain good quality and competitive prices to ensure customer benefits, and we treat every customer as a friend with sincere business practices.
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