-86°C Ultra Low Temperature Chest Freezer LCF-T2021

Introduction

-86°C Ultra is an ergonomically designed ultra-low temperature chest freezer, offers 328 of cooling temperature. Features microprocessor control system and platinum resistor temperature sensors for -40 to -86°C of adjustable temperature range. Equipped with branded compressor and fan, has unique refrigeration circulation and unipolar compressor oil-lubricated technology. Incorporated with direct cooling method and manual defrost mode, is provided with mixture gas refrigerant and 2-times foaming technology. Designed with steel plates with spraying exterior and stainless-steel interior, has digital display, and advanced alarm system. With keyboard lock and password protection to prevent unauthorized access, also supports delayed start and safe stop interval along with temperature recorder and back-up battery.

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

-86°C Ultra Low Temperature Chest Freezer is used across hospitals, health and epidemic prevention system, scientific research institutes, biological engineering, laboratory in colleges and universities, military industrial enterprises, etc.

Specifications

Cabinet Type	Chest
Capacity	328 L
Temperature Range	-40 to -86°C
Ambient Temperature	16 to 32°C
Cooling Performance	-86°C
Cooling Method	Direct Cooling
Defrost Mode	Manual
Refrigerant	Mixture Gas
Climate Class	N
Controller	Microprocessor
Display	Digital Display
Compressor	1 pc
Alarm System	High/Low temperature, High ambient temperature, Power failure , Low battery, Sensor failure, Condenser overheating alarm, Built-in datalogger failure, Main board communication error
External Material	Steel plates with Spraying
Internal Material	Stainless-steel
Insulation	152 mm
Casters	6
Door Lock with Key	Yes
Access Port	1 pc Φ40 mm
Data Logging/Interval/Recording Time	/Record every 10 minute / 2 years
Backup Battery	Yes
Protection Function	Delayed start and safe stop interval protection, keyboard lock and password protection
Power Supply	220 to 240 V, 50 Hz
Rated Current	5.6 A
Internal Dimension (W×D×H)	1200×470×570 mm
External Dimension (W×D×H)	2030×890×1020 mm
Packaging Dimension (W×D×H)	2193×1003×1256 mm
Net Weight	280 kg
Gross Weight	328 kg

Features

An ergonomically designed ultra-low temperature chest freezer, convenient operation

-86°C of cooling temperature, stable performance with targeted refrigeration

Microprocessor control system and platinum resistor temperature sensors

-40 to -86°C of adjustable temperature range with precise temperature control

Branded compressor and fan, efficient operation with low noise

Unique refrigeration circulation and unipolar compressor oil-lubricated technology

Direct cooling method and manual defrost mode, uniform and stable operation

Mixture gas refrigerant and 2-times foaming technology, environment-friendly

Steel plates with spraying exterior and stainless-steel interior, low maintenance

Digital display with keyboard lock and password protection, safe and secure operation

Advanced alarm system and delayed start and safe stop interval, reliable operation

Supports temperature recorder and back-up battery, facilitate temperature recording

High-efficient, stable and reliable unit with high-efficient refrigeration 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.