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White Diamond Series Ultra-Low Freezers

ULT_2586_Group_White Diamond3

Standard Features

  • Upright models available in 17 Cu. Ft, 21 Cu. Ft., and 25 Cu. Ft. internal storage capacity
  • Operating temperature range: -50ºC to -86ºC
  • Next generation 1HP low noise high efficiency compressors
  • Exclusive cascade refrigeration and cabinet design
  • Microprocessor temperature controller with LED digital display
  • High/low audible and visual temperature alarms, remote alarm contacts
  • Door ajar alarm, on board diagnostics, surge protector, password protection, real time clock and battery backup of controller display
  • UL, C-UL listed
  • Warranties: Two year parts and labor warranty, plus an additional three year compressor parts warranty

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White Diamond Series Ultra Low Temperature Freezer 21 Cu. Ft., 230V


  • One solid swing exterior door, right hinged, not reversible
  • Five insulated inner doors
  • Microprocessor controller specifications
  • Touch pad keys and four line display for easy programming
  • Large LED temperature readout
  • Audible and visual alarms with silence key for audible alarms
  • Programmable high and low temperature alarm set points
  • Programmable access code to limit access to set points and controller configuration
  • Automatic voltage boost to compensate for low line voltages
  • Normally open, normally closed alarm contacts and 4-20mA signal available to connect to central alarm system
  • RS-232 serial output
  • Battery backup on electronics during power outages
  • Temperature range: -50°C to -86°C
  • Four stainless steel shelves, adjustable on ½” centers
  • Cam action handle for one hand latching of exterior door
  • Handle supplied with key lock and door switch for audible and visual alarms
  • Four heavy duty swivel casters with locks
  • Vacuum relief port for quick access after door closures
  • CFC-free refrigerant
  • Two year parts and labor warranty, plus an additional three year compressor parts warranty
  • 230V, 60Hz, 10 amp, HP: ½  x ½
  • UL/C-UL listed


  • Crated Weight (lbs)(kg): 680
  • Crated Height (in)(cm): 83
  • Crated Width (in)(cm): 39
  • Crated Depth (in)(cm): 39
  • Interior Height (in)(cm): 50
  • Interior Width (in)(cm): 29.1
  • Interior Depth (in)(cm): 23
  • Overall Height (in)(cm): 79.6
  • Overall Width (in)(cm): 43.3
  • Overall Depth (in)(cm): 36.3
  • Gross Cubage (CuFt)(L): 21

Optional Features


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