-25°C Upright Freezer LUF-T2042

Introduction

-25°C Upright Freezer offers a 637L capacity and operates within a temperature range of -10°C to -30°C. It has multiple sensors to control and display the temperature of the Freezer. Our system has the safety Door locks, which prevent unauthorized access. It is a high-efficiency refrigeration system that delivers strong cooling performance with low noise and energy use. The ergonomic design includes adjustable shelves and heavy-duty casters for easy mobility.

This laboratory freezers is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

-25°C Upright Freezer safely stores temperature-sensitive items like vaccines, medicines, and research materials requiring stable low-temperature preservation. It is commonly used in hospitals, research laboratories and industrial laboratories for long-term sample protection.

Specifications

Capacity	637 L
Temperature Range	-10 ℃ to -30 ℃
Cooling Method	Air cooling
Refrigerant	R290
Defrost Mode	Auto Defrost
Shelves	5/4
Climate Class	N
Controller	Microprocessor
Internal Material	Galvanized steel with powder coating
External Material	Galvanized steel with powder coating
High/low temperature alarm	Yes
Power failure alarm	Yes
Sensor error alarm	Yes
Door ajar alarm	Yes
Backup battery for alarms	Yes
Door lock	Yes
Power Consumption	460 W
Power Supply	220 V /50 Hz
Internal Dimension	660 × 690 × 1400 mm
External Dimension	780 × 830 × 1965 mm
Net Weight	158 Kg
Gross Weight	183 kg

Features

temperature display

Wide voltage range

Vacuum release port

Heavy-duty casters

Energy-efficient insulation

Auto-defrost system

FAQs

1. What are the key factors to consider when selecting this laboratory freezers for laboratory use?

When selecting this laboratory freezers, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this laboratory freezers be calibrated to ensure accurate results?

It is recommended to calibrate this laboratory freezers at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this laboratory freezers?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this laboratory freezers be used with different types of samples, and are there any compatibility considerations?

Yes, this laboratory freezers can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the laboratory freezers malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.