12V 3A Thermoelectric Cooler EIMSOAH 4-Layer Peltier 40x40mm Dual

Description

Product Overview

The 12V 3A Thermoelectric Cooler by EIMSOAH is a high‑performance Peltier refrigeration module designed for demanding laboratory, industrial, and electronic applications. Built on a robust 4‑layer semiconductor architecture, the device can generate a temperature differential of up to 20 °C within seconds, providing both cooling and heating capabilities from a single compact unit. Its 40 × 40 mm footprint and lightweight construction (1.62 oz) enable easy integration into custom enclosures, test rigs, and portable equipment. The module operates without refrigerants, moving parts, or audible fans, delivering a silent, maintenance‑free solution that meets modern environmental standards. Precise temperature control is achieved by adjusting the input current, allowing users to fine‑tune performance for specific thermal loads. The device is rated for 12 V and 3 A, delivering up to 3 W of cooling power while maintaining high efficiency (55‑60% typical) and a rapid response time that reaches peak temperature difference in under a minute when the hot side is properly heat‑sunk.

Usage

This thermoelectric cooler excels in a variety of real‑world scenarios. In laboratory settings, it can be employed as a compact refrigeration unit for sample preservation, enzyme reactions, or temperature‑sensitive assays. Engineers designing electronic test benches benefit from its ability to dissipate heat from high‑power components such as power amplifiers, laser diodes, and FPGA boards, extending device lifespan and improving reliability. The module also serves as a core component in dehumidifiers, where rapid cooling condenses moisture from the air, and in agricultural or biological equipment that requires precise temperature regulation for seed germination or tissue culture. Its dual‑function nature means the same hardware can be repurposed for heating applications, such as maintaining optimal temperature in incubators or preventing condensation on optical sensors. The device’s low voltage requirement (12 V) makes it compatible with standard DC power supplies, battery packs, and solar‑powered systems, broadening its applicability to field‑deployed instruments and portable diagnostic kits.

Why Choose Us

Choosing the EIMSOAH thermoelectric cooler means selecting a product backed by rigorous quality assurance and a commitment to sustainable engineering. Each module undergoes a multi‑stage testing process that verifies thermal performance, electrical safety, and long‑term reliability, ensuring that the unit meets or exceeds industry specifications. The solid‑state design eliminates moving parts, reducing wear and the risk of mechanical failure, while the absence of refrigerants eliminates environmental hazards and compliance concerns. EIMSOAH provides comprehensive technical documentation, including detailed datasheets, thermal modeling tools, and integration guidelines, enabling engineers to accelerate development cycles. In addition, customers receive responsive after‑sales support, with access to a dedicated technical team that can assist with firmware integration, custom control algorithms, and troubleshooting. The company’s global distribution network guarantees prompt delivery and localized service, making the product a dependable choice for both small‑scale research labs and large‑scale industrial deployments.

Key Features

• Dual‑mode operation provides both rapid cooling and reliable heating from a single compact unit.
• 4‑layer semiconductor design achieves up to 60% cooling efficiency with fast temperature response.
• Silent, solid‑state construction eliminates noise and moving parts for maintenance‑free operation.
• Compact 40 × 40 mm footprint and lightweight design simplify integration into tight spaces.
• Dedicated technical support and comprehensive documentation ensure smooth implementation and long‑term reliability.

FAQ

What is the maximum temperature difference this cooler can achieve?

When the hot side is properly heat‑sunk, the module can reach a temperature differential of up to 20 °C within one minute, depending on ambient conditions and load.

Can the device be used for heating as well as cooling?

Yes, the thermoelectric module operates in reverse when the current direction is switched, providing efficient heating for applications such as incubators or anti‑condensation systems.

What power supply is required?

The cooler is rated for a 12 V DC supply with a maximum current draw of 3 A, delivering up to 3 W of cooling power while maintaining high efficiency.

Is any special heat sink required?

For optimal performance, a well‑ventilated heat sink should be attached to the hot side of the module. The manufacturer provides recommended heat‑sink specifications to achieve the fastest temperature stabilization.

How does the module compare to traditional compressor‑based coolers?

Unlike compressor systems, this thermoelectric cooler contains no refrigerant, moving parts, or high‑frequency noise, offering a cleaner, quieter, and more environmentally friendly solution with comparable cooling efficiency for small‑scale applications.