Scientific Products

service company locator button


NEW! White Diamond Series Countertop
Controlled Auto Defrost Freezer

Our proprietary "Controlled Auto Defrost" technology PF021WWW-0CAD Ext Image
provides the convenience of an auto-defrost design
while still ensuring that vaccines remain at consistent
and stable temperatures below 5°F (-15°C).

Features include:

  • Stable temperatures with auto defrost convenience           
  • Patent Pending Frost-Free Technology 
  • CDC Compliant       
  • Three Year Parts and Labor Warranty
  • In Stock, Ready to Ship ​

NLS-Nat_Ref_Label (002)       Norlake Scientific is committed to building sustainable, environmentally 
       friendly products. The new Controlled Auto Defrost Freezer is the latest 
of how Norlake Scientific leads the industry in this initiative. 
       The CAD Freezer uses hydrocarbon (natural) refrigerants that help reduce
       energy consumption, are non-toxic and have no ozone-depleting properties.


Click image to enlarge

PF021WWW/0CAD White Diamond Series Countertop Controlled Auto Defrost Freezer Freestanding

White Diamond Series Countertop Controlled Auto Defrost Freezer Freestanding


  • Microprocessor temperature controller
  • Digital temperature display with sample simulated probe
  • Audible and visual high and low temperature alarms
  • Remote alarm contacts
  • Operating temperature range: 5°F – -13°F (-15°C – -25°C)
  • Defrost:
  • Auto defrost cycle every 6 hours (at Set Point -24°C)
  • Max air temp in empty freezer: -15°C;
  • Max air temp in loaded freezer: -16°C.
  • Max sample temp in empty freezer:  -18°C;
  • Max sample temp in loaded freezer: -20°C.
  • Refrigerator/Freezer freestanding thermometer with 3 year certificate of calibration, with min/max memory, °F/°C switchable
  • 2 adjustable shelves
  • Keyed door lock
  • Leveling legs
  • HFC-free refrigerant (R600a), foam insulation and packaging
  • Pharmacy refrigerator/freezer toolkit and temperature logs
  • ADA Compliant
  • UL/C-UL listed
  • Three year parts and labor warranty


  • Crated Weight (lbs)(kg): 80 106
  • Crated Height (in)(cm): 27
  • Crated Width (in)(cm): 30
  • Crated Depth (in)(cm): 32
  • Interior Height (in)(cm): 12 3/8
  • Interior Width (in)(cm): 17 3/4
  • Interior Depth (in)(cm): 7 1/2
  • Overall Height (in)(cm): 20 3/8
  • Overall Width (in)(cm): 23 3/4
  • Overall Depth (in)(cm): 24
  • Gross Cubage (CuFt)(L): 1
  • Number of Shelves: 2
  • Number of Casters: 0
  • Refrigerant: R600a
  • Voltage Description: 115
  • Total Amp Draw: 1

Optional Features


Click on link below to download.