25L Ultra-Low Temperature Freezer

ZZKD portable ultra low temperature freezer uses military grade Stirling Cooling Technology. It’s a small portable ULT cold storage. This kind of product focused on laboratory ultra-low temperature storage and transportation, Industrial extreme environment simulation test, Pharmaceutical cold chain transportation, Storage and transportation of biological samples, Cold chain science of life, Clinical medicine, Outdoor camping and Household ULT storage.
About this item

1.Wide temperature range(+15°C to -86°C)/Adjustable ±1°C

2.Constant temperature inside(fluctuations within ±1°C)

3.Precise temperature control(TEMP fluctuations within ±1°C)

4.Energy-efficient

5.Easy use and operation

6.Small size and light weight(17.5KG)

7.Access to a variety of power supplies (vehicle power and solar power)

8.Utilizes 100% natural refrigerants to support sustainable environmentally friendly operations

Free Piston Stirling Cooler
Stirling refrigerator does work by the thermal expansion and contraction of gases as they change between hot and cold environments. Compared with traditional refrigeration technology, the advantages of free piston Stirling technology are High efficiencylow noiselow vibrationOil-free operationlong life and 100% natural refrigerants to support sustainable environmentally-friendly operations. And also Stirling Refrigerator can ignore operating angle, 360° operating is OK. It can precise control refrigerating capacity out freely.

Lot-traced  ·  COA on file  ·  Sterility & mycoplasma tested

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25L Ultra-Low Temperature Freezer

The 25L Ultra-Low Temperature Freezer is a compact, portable cold storage solution designed for laboratory, pharmaceutical, and research applications. Utilizing advanced Stirling Cooling Technology, it provides reliable temperature control from +15°C to -86°C with excellent stability and energy efficiency.

Its lightweight design, multiple power options, and environmentally friendly refrigerants make it ideal for biological sample storage, cold chain transportation, field research, and clinical applications where dependable ultra-low temperature performance is essential.

Product specifications.

Format

Portable Ultra-Low Temperature Freezer

Purity

25 Liters

Vial sizes

+15°C to -86°C

Storage

±1°C Temperature Control

Reconstitution

Approximately 17.5 kg

COA

AC, Vehicle & Solar Compatible

Key Applications

Biological Sample Storage

Designed for the storage and transportation of temperature-sensitive biological materials.

Laboratory Research

Provides dependable ultra-low temperature storage for research environments.

Pharmaceutical Cold Chain

Suitable for pharmaceutical storage and transportation applications.

Clinical Medicine

Supports temperature-controlled storage requirements in healthcare settings.

25L Ultra-Low Temperature Freezer Faqs Questions:

The freezer operates within an adjustable range of +15°C to -86°C.
It utilizes advanced Stirling Cooling Technology for efficient and reliable cooling performance.
Yes, it supports multiple power options, including AC, vehicle, and solar power.
Yes, it is designed for laboratory, research, and biological sample storage applications.
The freezer features a compact design and weighs approximately 17.5 kg, making it suitable for transportation and field use.

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Regulatory disclaimer

PRODUCT USAGE: This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only. This product is intended strictly for laboratory research and qualifies under appropriate regulatory frameworks for research-only use. It is not intended to diagnose, treat, cure, or prevent any disease or condition. This product should only be handled by licensed, qualified professionals. It is not intended for use by the general public. Bodily introduction of any kind into humans or animals is strictly forbidden by law.

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