Haier DW-86L388A Ultra Low Temp Freezer

• Long-term preservation of biological samples such as viruses, bacteria, and cell lines.
• Storage of sensitive reagents, enzymes, and pharmaceutical compounds requiring ultra-low temperatures.
• Cryopreservation in research institutions, hospitals, and biotechnology laboratories.
• Secure storage for clinical trial materials and diagnostic kits.
• Archiving of genetic material and tissue samples for biobanks.

Typical capacity

For this model class, capacities commonly range from 300 to 400 litres, suitable for a substantial number of sample boxes.

Temperature range

Units of this type are designed to maintain temperatures down to -86°C, ensuring optimal preservation conditions.

Power supply

Typically requires a standard single-phase electrical supply, commonly 230V/50Hz in the UK, with a dedicated circuit.

Refrigerant type

Modern units in this class often utilise hydrocarbon refrigerants for improved energy efficiency and environmental compliance.

Insulation

Features such as multiple independent inner doors and multi-layer sealing structures are common for enhanced thermal insulation.

Footprint

The external dimensions for freezers of this capacity typically require a floor area of approximately 1m x 1m, plus clearance.

• What are the common maintenance requirements for a ULT freezer?

  Regular maintenance typically includes cleaning condenser filters, defrosting the interior when ice build-up occurs, and checking door seals for integrity. It is also advisable to have the refrigeration system professionally inspected periodically.

• How important is temperature uniformity in a ULT freezer?

• What safety features should I look for in a used ULT freezer?

• Can this type of freezer be moved easily?

• What is the typical lifespan of a well-maintained ULT freezer?

Laboratory freezers hold strong reputations for reliable sample preservation across biotech and pharmaceutical settings. Buyers typically prioritise temperature stability, storage capacity, and energy efficiency when selecting used units. Key considerations include verifying maintenance history, checking door seals and compressor condition, and confirming accurate temperature control calibration. Industry sentiment values freezers offering consistent performance and minimal sample degradation. Established brands generally command preference due to proven durability. Used models often deliver good value when properly serviced, though buyers should assess age and usage patterns carefully before purchase.

General overview for this equipment type