Ai DeepFreeze -40°C Upright Medical Freezers

Category Upright Lab Freezers
Manufacturer Across International
Country of manufacture China

The Ai DeepFreeze series 27 Cu Ft or 35 Cu Dt -40°C freezers are perfect for large storage of sample and products. This unique single-compressor design offers low power consumption, exceptionally low noise, and ease of maintenance.


  • Great for storage of Covid-19 vaccines, DNA, RNA, virus samples, organs, and serum
  • All stainless steel interior for clean operation, durability, and ease of maintenance
  • Lock-able door, high or low temperature alarms, power failure alarm, door open alarm, filter clogging alarm, password protection, tons of security features to protect you, your products, and the unit
  • Stainless steel interior for clean operation, durability, and ease of maintenance
  • Dual silicon sealing gaskets for ultra airtight operation
  • 72-hour battery backup for controller
  • Built-in remote alarm and RS-485 port
  • USB interface for data export and storage
  • Extremely quiet and reliable
  • Environmentally friendly refrigerant
  • Use only RoSH compliant non-toxic components and materials
  • Built-in swivel casters with adjustable support that will secure the unit on uneven floor

    Please note: This unit is NOT designed to be used on a mobile platform. 

    Key Attributes
    Min. Temperature -20°C to -40°C
    Cubic Feet 27.1 or 35
    Alarms Yes
    Controls Digital
    Defrost Manual
    Electrical 110V (±10%) 60Hz
    Warranty(years) 1-year
    Weight (lb) 635 or 735
    Width (in) 47.5 or 54
    Depth (in) 41.5
    Height (in) 77.5 or 78.5


    Manufacturer Specifications
    Model D27 D35
    Electrical requirements 110V (±10%) 60Hz 1-Phase, 1,320W 12A 110V (±10%) 60Hz 1-Phase, 1,375 watts 12.5A
    Performance Temperature range: -20°C to -40°C
    Time to reach -40°C: 4 hours Time to reach -40°C: 6 hours (110V)
    Compressor Make: SECOP
    Number of compressor: two
    Style: parallel
    Refrigerant: R507
    Chamber Dimensions: 36.5 x 27.5 x 51" Dimensions: 40 x 27 x 54"
    Material: 304 stainless steel
    Capacity: 27.1 Cu Ft Capacity: 35 Cu Ft
    Shelf Come with unit: three adjustable shelves (4 compartments)
    Material: 304 stainless steel
    Capacity: 110 Lbs on three shelves, evenly distributed
    450 Lbs on the base of the chamber, evenly distributed
    Dimensions: 33 x 26 inches (compatible with G27) Dimensions: 40 x 27 inches (compatible with G35)
    Door and gasket Inner door: four, each with one sealing gasket
    External door: one with dual sealing gasket, lock-able
    Working environment - Temperature: 16°C to 32°C
    - Humidity: <80% Rh
    - Altitude: < 2000 m / 6561 Ft
    - Stable, well-ventilated platform with no excessive dust
    - Keep freezer at least 12 inches from any walls or ceiling
    - Use dedicated power, do not share outlet
    - Extension power cable should be less than 10 feet is required
    - Freezer and power outlet should be grounded properly
    - Avoid direct sunlight, water spill and do NOT use freezer outdoor
    - Clean condenser fins and remove frost inside chamber at least once a month
    - Important! Do not plug in your unit. Leave your Ai refrigerator or freezer for
    24 hours before turning the unit on for the first time.
    Battery backup system 72 hours (for controller display and alarms only)
    Access port Two, one on the side and one in the back, one inch diameter
    Communication Remote alarm 4-20mA transmitter, USB, RS-485
    Built-in swivel casters Four, with two leveling feet
    Noise level 52 dBA
    Unit/shipping weight & dimensions 635Lbs / 866 Lbs 735 Lbs / 964 Lbs
    47.5 x 41.5 x 77.5" / 51 x 46 x 85"(WxDxH) 54 x 41.5 x 78.5" / 59 x 45 x 86"(WxDxH)
    Safety Compressor over-temp protection
    Compressor power surge delay protection
    Power failure protection
    Low battery, door open, filter clogging, system failure alarms
    External door with lock
    Warranty One year

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