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Thermo Scientific™ Revco™ Enzyme Freezer Available on GSA/VA Contract for Federal Government customers only.

Choose Thermo Scientific™ Revco™ Enzyme Freezers for storage applications where slight intermittent coil warming during an auto-defrost cycle is not desired.

Manufacturer:  Thermo Scientific™ UEN2320D

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Catalog No. 13-990-654

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Choose Thermo Scientific™ Revco™ Enzyme Freezers for storage applications where slight intermittent coil warming during an auto-defrost cycle is not desired. Our manual defrost -20°C upright freezers feature microprocessor control system, gravity air circulation, industrial-quality cabinet construction and extra-strength refrigeration compressors designed for industrial, clinical and scientific use.

Key Features
  • Operating temperature: -20°C
  • Preset temperature setpoint
  • Upright 23.3 cu. ft. (659L) capacity
  • Gravity convection air system for maximum stability without blowers or fans
  • Manual defrost

Microprocessor Control System:

  • Icon-based controls and displays
  • Graphic thermometer is steady green when temperature is normal, flashes top bar for overtemperature, flashes bulb for undertemperature
  • Large, easy-to-read digital display of temperature within 0.1°C
  • Audible/visual warnings for overtemperature, undertemperature, or power failure
  • Key-operated OFF/ON/ALARM ON master switch for setpoint security
  • Push-button alarm test
  • Remote alarm contacts
  • Alarm silence, ringback, and auto reset
  • Battery backup system


  • Scratch-resistant, painted cold-rolled steel interior and exterior finishes
  • Solid door with full-length handle and keyed lock—self-closes against closed-cell peripheral gasket
  • High-density, CFC-free urethane foam insulation protects cabinet from ambient temperature fluctuations and minimizes operating costs
  • Hermetically sealed heavy-duty, industrial-grade compressor
  • Nine epoxy-coated, open-wire shelves, adjustable in 1in. (2.5cm) increments
  • Adjustable leveling feet

Ordering Information:

Alarm systems, temperature chart recorders, and power monitors available separately. Contact your Customer Service or Sales Representative for details.


45 high-impact plastic enzyme storage bins for easily accessible inventory. Bin overall dimensions (L x W x H): 25.25 x 4.25 x 3in. (64 x 11 x 8cm); labels not provided.

Description & Specifications


Meets UL, CUL, and CE criteria for safety and performance
23.3 cu. ft., 659L
29 x 24 x 58 in. (73.7 x 61 x 147.3cm)
79.2 in.
37.2 in.
425 lb.
208 to 230V
24 in.
208 to 230V 60Hz
Scratch-resistant painted
23.3 cu. ft.
Scratch-resistant painted
29 in.
37.2 x 28 x 79.2 in. (94.5 x 71.1 x 201.2cm)
58 in.
Enzyme Freezer
28 in.
Warranty varies by country, please contact us for details
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