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?

Temperature uniformity is critical for sample integrity, ensuring all stored materials are maintained at the specified ultra-low temperature. For this class of equipment, uniformity within 5-6°C across the cabinet is commonly expected.

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

Key safety features include secure, lockable handles, alarm systems for temperature deviations or power failures, and pressure equalisation ports to allow easy re-entry after door closure. Battery backup for alarms is also a common feature.

Can this type of freezer be moved easily?

ULT freezers are heavy and should be moved carefully by trained personnel using appropriate lifting equipment. They typically come with robust castors for positioning within a lab, but significant relocation requires planning.

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

With proper maintenance and regular servicing, a high-quality ULT freezer can often provide reliable operation for 10 to 15 years or more. Component availability for older units should be considered.

Used DW-86L388A Ultra Low Temp Freezer - Laboratory Freezers, photo 1

Used DW-86L388A Ultra Low Temp Freezer - Laboratory Freezers, photo 2

Used DW-86L388A Ultra Low Temp Freezer - Laboratory Freezers, photo 3

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Used DW-86L388A Ultra Low Temp Freezer - Laboratory Freezers, photo 5

Used DW-86L388A Ultra Low Temp Freezer - Laboratory Freezers, photo 6

Used DW-86L388A Ultra Low Temp Freezer - Laboratory Freezers

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Haier - DW-86L388A Ultra Low Temp Freezer

Name: DW-86L388A Ultra Low Temp Freezer
Brand: Haier
SKU: 413083
Price: 2900 GBP
Availability: InStock

Price: £ 2,900

This listing is for a Haier ULT Ultra Low Freezer.

The unit is in full working condition and is ready for immediate release.

Overview:

Haier Biomedical offers a range of ultra-low temperature (ULT) freezers specifically designed for the secure and long-term storage of sensitive biological products. These include viruses, germs, erythrocytes, leucocytes, and cutis. The units are ideal for hospitals, research institutions, and laboratories.

Key Features:

Reliable Performance:

Cabinet temperature can reach –86 ℃, with temperature uniformity within 6 ℃ (or 5 ℃ for model WD-86L728J).

Energy Saving:

Four independent inner doors and a four-layer sealing structure ensure excellent heat insulation, reducing energy consumption.

Power consumption for model WD-86L728J is only 10.5 kWh/day.

Highly efficient cooling fans and compressors combined with hydrocarbon refrigerants provide significant energy savings and long-term sample security.

Low Noise Operation:

Innovative refrigeration system design with quiet fans and compressors minimizes noise during operation.

Secure Storage:

Each unit features a lockable handle with a unique key specific to that unit.

Additional padlock space enhances sample security.

Drawer System:

Multi-layer drawer system makes it easy to store and sort samples efficiently.

Pressure Equalisation Port:

Heated port prevents icing on the vent and allows users to reopen the main door soon after accessing the freezer.

USB Interface:

Enables users to download historical temperature data for compliance and auditing purposes.

Alarm Functions:

Multi-level audible and visual alarms include alerts for:

High/low temperature

Sensor error

Power failure

High ambient temperature

Clean filter

Door ajar

Temperature Control:

Temperature range from –86 ℃ to –40 ℃, adjustable in 1 ℃ increments, ensuring optimal storage conditions.

Choice of Models:

Models available with stainless steel interiors for added durability.

Adjustable and Mobile Design:

Adjustable feet at the front and castors at the back ensure stability and mobility.

Additional Features:

Energy Efficiency:

Freezers utilize advanced insulation and hydrocarbon refrigerants for reduced energy consumption and environmental impact.

TwinCool Technology (on select models):

Two independent refrigeration systems provide continuous operation and sample protection even if one system fails.

User-Friendly Interface:

Equipped with large LED displays or touchscreen interfaces for real-time monitoring of cabinet temperature, set temperature, ambient temperature, and input voltage.

Applications:

Haier’s ULT freezers are suitable for storing a wide range of biological materials in healthcare, clinical, and research environments. Their reliability, security features, and energy efficiency make them a trusted choice for safeguarding valuable samples.

Cambridgeshire, United Kingdom

5,791 km away

Model Number

DW-86L388A

Stock Number

413083

Machinery Masters View

Typical context for this category of equipment. Always confirm specifics with the seller.

Applications & Use Cases

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 Specifications

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.

Frequently Asked Questions

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.

Machinery Masters Intelligence. General guidance for this category of equipment only, not a substitute for the seller's exact specifications. Always confirm details with the seller.