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Zhejiang Heli Refrigeration Equipment Co., Ltd.
Zhejiang Heli Refrigeration Equipment Co., Ltd. is China AC ULT Portable Freezer -86 ℃ Manufacturer and Sale AC ULT Portable Freezer -86 ℃ Factory. As one of the early domestic players in ultra-low temperature refrigeration, Heli integrates R&D, manufacturing, sales, engineering, and after-sales services. The company employs 150 people, including nearly 50 in R&D and engineering, and operates a 25,000 m² facility with dedicated R&D, testing, and production lines. Driven by innovation and independent R&D, Heli has achieved over 60 technological breakthroughs and holds 40+ patents. It has also participated in key municipal science projects and contributed to national and industry standards. Heli’s product lines cover biomedical storage, lab instruments, aquatic deep-cold kitchen equipment, cold chain logistics, quick freezing systems, industrial environmental solutions, household refrigeration, and smart retail. Its solutions are widely used across biotech, research, marine, cold chain, healthcare, and consumer sectors.
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Zhejiang Heli Refrigeration Equipment Co., Ltd. owns a 25,000-square-meter modern industrial park, featuring a scientific layout and comprehensive functions. The company has established a full-chain industrial system covering technological R&D to finished product inspection, which provides a solid guarantee for the high-quality production of ultra-low temperature refrigeration equipment.

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The Evolution of -86℃ AC ULT Portable Freezer

The -86°C AC ultra-low temperature (ULT) portable freezer represents a significant advancement in the field of temperature-controlled storage. These freezers are essential tools in various industries, including biotechnology, pharmaceuticals, medical research, and food preservation. Their evolution has been driven by the growing need for precise and reliable cold storage solutions that are not only effective but also mobile.

In the early stages of ultra-low temperature refrigeration, ULT freezers were large, stationary units designed for laboratory or industrial use. These freezers were cumbersome and often lacked the flexibility required for on-the-go applications. They were primarily used to store biological samples, vaccines, or sensitive chemicals, with cooling capacities limited to the immediate environment.

The next phase in the evolution of ULT freezers saw advancements in insulation and refrigeration technology. Manufacturers began incorporating advanced materials like polyurethane foam, vacuum-insulated panels, and high-performance compressors to improve energy efficiency and temperature consistency. This allowed for the creation of smaller, more portable ULT freezers that could operate at temperatures as low as -86°C while maintaining the necessary performance standards. These portable units began to be used more widely in medical and pharmaceutical fields, allowing for the transportation of vaccines, enzymes, and research materials in field-based or remote locations.

One of the significant advancements in recent years has been the integration of AC power systems in portable ULT freezers. Earlier portable units were limited to DC power, often requiring a vehicle or external generator for operation. The inclusion of AC power functionality allowed these units to be used in both mobile and stationary applications, offering greater versatility. These modern -86°C AC ULT portable freezers now combine portability with high efficiency, precise temperature control, and user-friendly features like digital temperature displays, alarms, and remote monitoring capabilities.

How to Choose the Right Car Trunk Freezer Refrigerator

Choosing the right car trunk freezer refrigerator requires careful consideration of various factors to ensure that it meets both your storage needs and the conditions under which it will be used. These freezers are especially useful for road trips, camping, and long-distance travel, where keeping food, drinks, and medical supplies cold is essential. However, selecting the appropriate model can be challenging due to the wide variety of options available on the market.

First, it is crucial to determine the required storage capacity. Car trunk freezers come in various sizes, typically ranging from 20 liters to over 100 liters. The size you choose will depend on the amount of storage space you need and how much food or other items you plan to store. For short trips or small groups, a compact 20-40 liter model may suffice. For longer trips or larger groups, you may want to opt for a larger freezer, which can accommodate more items without requiring frequent restocking.

Next, consider the temperature range and cooling performance of the freezer. Many car trunk freezers are capable of cooling to around -18°C to -22°C, but some models can go as low as -25°C or even lower, making them suitable for storing frozen food, medical supplies, or even certain pharmaceuticals. If you need to store items that require ultra-low temperatures, such as frozen meats or ice cream, ensure that the freezer can handle the necessary cooling requirements. Check the manufacturer's specifications to ensure that the model you are considering can maintain stable temperatures over extended periods.

Power consumption is another key factor when selecting a car trunk freezer. These units typically operate on 12V DC power, which is sourced from the car battery. Some models also offer dual power functionality, with the ability to operate on both 12V DC and 110V/220V AC power. If you plan on using the freezer for extended periods, consider the energy efficiency of the unit to avoid draining your car's battery. Look for models with low power consumption and energy-efficient compressors, which will allow you to use the freezer without worrying about excessive battery drain.

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