YR440B Biological Tissue Freezer

Manufacturer: Kalstein


The Biological Tissue Freezer YR440B offers an advanced solution for laboratories and clinics needing efficient and reliable cooling for biological samples. This model uses imported original compressors and fluorine-free, environmentally friendly refrigerants. It ensures low noise levels and superior cooling performance. Advanced production technology enables rapid cooling and uniform cold distribution on the work surface. Moreover, the imported green digital module displays the temperature in real-time, providing clear visualization of the operating status.

The YR440B compressor has a delay protection function that ensures stable performance and a long lifespan. This freezer offers both a super cooling mode and a high-precision temperature control mode. Users can adjust the temperature in the control mode to achieve the ideal freezing effect. The countertop, made of special baking varnish, resists low temperatures, does not freeze or crack, and is easy to clean. You can use this model with an embedding machine or independently, offering versatile use.

Market Price

The Biological Tissue Freezer YR440B is competitively priced between $1,500 and $2,500 USD, depending on additional features and accessories. This price reflects its advanced technology and high-quality components, making it a valuable investment for laboratories seeking efficiency and precision in cooling biological samples.

Frequently Asked Questions

What is the temperature range of the cryogenic module?

The cryogenic module operates between 0 and -20ยฐC.

How is the temperature of the cryogenic module adjusted?

Adjust the temperature in control mode, with an optimal working temperature of approximately -10ยฐC.

Can this freezer be used with an embedding machine?

Yes, use this freezer with an embedding machine or independently.

Advantages and Disadvantages

The YR440B offers numerous advantages, such as its low noise level and superior cooling performance, thanks to imported compressors and eco-friendly refrigerants. Its precise temperature control and delay protection function ensure stable performance and a long lifespan. However, the initial cost may be high for smaller laboratories or those with limited budgets.

Field Use

In practice, laboratories use the YR440B for cooling biological samples. It maintains precise temperatures and operates autonomously, allowing technicians to focus on other tasks. Its ease of use and exact temperature control guarantee consistent and high-quality results, essential for accurate diagnoses.


To maximize the use and maintenance of the YR440B, follow the cleaning and calibration instructions from the manufacturer. Regular maintenance and frequent temperature accuracy checks will ensure the equipment’s long lifespan and optimal performance.

The Biological Tissue Freezer YR440B is a smart investment for any laboratory that values precision and efficiency in cooling processes. Donโ€™t miss the chance to optimize your lab and ensure superior quality results. Request a quote now or generate an automatic quote through the Kalstein Plus platform to experience this advanced system firsthand.

Technical Presentation

Model YR440B
Cryogenic Module Temperature Ranges 0 to -20โ„ƒ
Cryogenic module temperature setting The optimal working temperature is about -10 โ„ƒ,
and the temperature is under delay protection
Cryogenic Module Dimensions 315ร—380 mm
Working voltage AC 220Vยฑ10% 50Hz (standard model); AC110Vยฑ10% 60Hz
Can 300W
Dimensions 710ร—350ร—390mm (Wร—Dร—H)
Net weight 25kg

Additional information

Weight 45 kg
Dimensions 79,5 × 48 × 58 cm

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