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Fisherbrand™ Isotemp™ -86°C Ultra-Low Temperature Chest Freezers, 20 cu. ft.

Improved compressor technology and user-friendly control panels


Type CO2, LN2
Capacity (English) 20 cu. ft.
Capacity (Metric) 566.3 L
Temperature Range -58°F to -122.8°F
Exterior Finish Stainless Steel
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Catalog Number Electrical Requirements Price Quantity & Availability  
Catalog Number Electrical Requirements Price Quantity & Availability  
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115 V 60 Hz Item Discontinued This item has been discontinued by the supplier. Please to view product availability in your area.

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208 - 230 V 60 Hz Item Discontinued This product is not available for sales online. Please call Customer Service at 1-800-766-7000 or send an email to for assistance. N/A


Improved compressor technology and user-friendly control panels

These Isotemp chest freezers feature improved compressor technology, user-friendly control panels and standard RS-232 and 4-20mA outputs. The two-stage refrigeration system has a compressor which allows for quiet and reliable performance. The control panel allows for user-defined alarms and setpoints and feature audible and visual alarms.

  • Standard RS232 and 4-20mA outputs allow for easy connection of independent monitoring devices
  • State-of-the-art control with intuitive settings controls temperature, alarm setpoints, audible/visual alarm and 12-character message system
  • Optional CO2 and LN2 safety back-up systems provide additional product protection in the event of a power or mechanical failure

Long-term storage of biological and chemical samples.

Warranty and Services

  • US and Canada: Two years parts and labor
  • Outside North America: 16 months, parts; additional 44 months compressor parts



CO2, LN2
566.3 L
Stainless Steel
RS232, 4 to 20mA
33.4 in.
84.8 cm
40.5 in.
102.9 cm
96 in.
243.8 cm
378 kg
20 cu. ft.
-58°F to -122.8°F
Long term storage of biological and chemical sample
2 Years
18.5 x 66.5 x 28 in. (47 x 168.9 x 71.1 cm)
18.5 in.
47 cm
28 in.
71.1 cm
66.5 in.
168.9 cm
833 lb.


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