Lab Deep Freezers

Laboratory Deep Freezers (Ultra-Low lab Freezers -20°c,  -40 °C ,   -60 °C, -80 °C ,  -86 °C)

Yatherm lab ultra-low freezers are designed to protect samples, culture, and media for storage of bone graft, stem cells, plasma, virus, and many biological samples with advanced features like low power consumption and speedy temperature pull down. These freezers come in horizontal and vertical designs as per the requirement of customer specifications.


We manufacture all types of laboratory freezers, ultra-low freezers, chest freezer & Blast freezers. we offer a wide range of operating temperatures to our client for the storage of perishable goods. Ultra freezers are used to store the biological & chemical material for long time storage purpose which has nothing to do with cooling. Cooling and storage at low temperature are two different things. Most Importantly biological samples need a cold environment for storage purposes.


Yatherm offers LN2 ( liquid nitrogen ) Back up system & Co2 ( carbon dioxide) back Up system for ultra-low freezers range -70 to -86 ° C. This is a kind of back up support system in case of power failure. We use the LN2 controller which is used to purge Nitrogen gas from the Nitrogen cylinder for maintaining the low temperature in deep freezers.


Ultra-low lab freezers are made with a complete SS chamber to avoid rusting and contamination. This machine comes with 21 CFR compliance & real-time graph and data recording facility. Yatherm Scientific manufactures & offers high quality made In India product with the best price in India. Yatherm laboratory Deep freezers come in Touch panel with PLC and data logging facility to enhance advanced user experience. There is a huge difference in the regular deep freezer and laboratory deep freezer like Laboratory deep Freezer come with complete SS 304 chamber. All laboratory deep freezers are equipped with a microprocessor based PID controller that features low and high alarm.


  • Sufficient Insulation to avoid temperature loss
  • CFC/HCFC free Compressor
  • Hotline across the door assembly to prevent frost formation
  • Cascade featured Compressor
  • High-quality silicon rubber gasket
  • Smart Handle
  • LED door closure indication
  • Password protection
  • 21 CFR compliance
  • Audio Visual alarms for Safety
    • Temperature high/low
    • Power failure
    • Battery Low
    • Door Open
    • Power on (only visual)
  • Settable points of the controller
    • Temperature high/low
    • High /low-temperature alarm point
    • Buzzer off time
  • Motor
    • Yatherm Models has ½ HP Motor fitted on top for uniform cooling.

User Demands and We Customize (Applications)

  • Pharmaceutical Industry
  • Food Industry
  • Hospital
  • Research & Development Labs
  • Medical Use
  • Blood Storage Bank
  • IVF centers
  • Storage of seafood
  • Production Facility
  • Aviation Sector

Our Ultra Low Freezers comes with a customized number of compartments that have a locked facility to retain the temperature of other compartments while one is in open condition. Our freezers have a double door facility where one is an insulated steel door and the other is a transparent door for a sample view.

Standard Size available 

50 L, 100 L, 150 L, 200 L, 300 L, 400 L, 500 L to 1000 L

We design and manufactures standard & customized sizes with tailor-made additional features.

Standard Temperature range

-10 °C , -20 °C,  -40 °C , -60 °C  , -80 °C , -86 °C

These are the range for Chest and vertical deep freezers with dual compressor facility in lower temperature ranges.

Dimension Matrix – Vertical Upright Freezers
ModelVolume (Liters)Dimensions (mm)
Coolex 100100 Liters450 x 450 x 500
Coolex 200216 Liters600 x 600 x 600
Coolex 340340 Liters900 x 620 x 610
Coolex 500500 Liters1200 x 620 x 675
Coolex 700700 Liters1200 x 760 x 770

Horizontal Deep Freezer – Chest Type
Model No.Coolex-185CCoolex-250CCoolex-340CCoolex-450C
Volume (Liters)185 Liters250 Liters340 Liters450 Liters
Volume (Cu. Ft.)7 Cu. Ft.9 Cu. Ft.12 Cu. Ft.16 Cu. Ft.
Inner Chamber Size (H x W x D) mm380 x 1180 x 420380 x 1180 x 550450 x 1250 x 600600 x 1250 x 600

Deep freezer Technical Specification

Volume (Liters)20 liters to 1000 Liters
Temperature range0°C  to -86°C
Temperature controllerPID controller
External caseGI Powder Coated
Internal chamberSS 304
Wheelslockable Castor wheels
DoorHotline across the Door with Key Lock
TraysPerforated SS trays
Cooling SystemCFC/HCFC free
OptionalLN2 Backup system, CO2 backup system, Datalogger, Temperature chart recorder, RS485 system, Cryo  gloves, PLC & HMI




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