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RapidChill 20 CF -86°C Ultra-Low Upright ULT Freezer UL 110V


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RapidChill 20 CF -86°C Ultra-Low Upright ULT Freezer UL 110V

The Ai RapidChill series -86°C ultra low temperature freezers is designed for fast cooling, ultra-low power consumption, very low noise, and ease of maintenance. All RapidChill ultra-low freezers are UL certified.


  • CDC and VFC compliant, great for storage of vaccines, DNA, RNA, virus samples, organs, and serum
  • State-of-the-art Vacuum Insulated Panel (VIP, Micro-Cellular Polyurethane) insulated
  • Safe, environmentally friendly, energy efficient, and easy-to-acquire HC refrigeration system
  • Remote alarm, RS-485, and optional 4-20mA transmitter
  • Door lock, high or low temperature alarms, power failure alarm, door open alarm, filter clogging alarm, password protection, tons of security features to protect you, your products, and the unit
  • Digital temperature display with microprocessor-based temperature controller
  • Dual silicon sealing gaskets for ultra airtight operation
  • 48-hour battery backup for controller and alarm
  • Extremely quiet and reliable
  • Compliant to UL 61010-1, CSA C22.2 and Energy Star standards



  • Do not plug in your unit. Leave your Ai refrigerator or freezer for 24 hours before turning the unit on for the first time.
  • This unit is NOT designed to be used on a mobile platform.



Model  G20h  Electrical requirements
110V (±10%) 60Hz 1-Phase 1000 watts
Power consumption  8.5 kW/day, Energy Star certified  Performance Temperature range: -40°C to -86°C
Time from ambient to -86°C: 5.5 hours
Uniformity: ±4°C
Time from -86°C to -50°C with door close (ambient 25°C): 4.5 hours
1 min door open recovery time (ambient 25°C, running temp -75°C): 40 mins

– Style: microcomputer controlled with analog display
– Range -40°C to -86°C
– Step: 1°C
– Thermo sensor: PT100
– Displays: internal temperature, ambient temperature, input voltage, error code
– Indicators: high/low temperature/battery alarms, sensor failure, power failure,
condenser failure, door open, high ambient temperature, working condition

 Make: SECOP (formerly known as Danfoss), Germany
Style: direct cooling
Power: 115V 60Hz 1-PHASE, 0.54HP x 2
Number of compressors: two
HC refrigerants: R290 (stage 1), R170 (stage 2)
Chamber Dimensions: 24.4 x 28.2 x 51.6″ (WxDxH)
Material: powder coated steel
Capacity: 20.4 Cu Ft
Insulation: VIP (Vacuum Insulated Panel)

Come with unit: 3 (4 compartments), fully adjustable
Dimensions: 23.8 x 26.7″ (WxD)
Max. load capacity: 150 Lbs on three shelves, evenly distributed
550 Lbs on the base of the chamber, evenly distributed
Material: 304 stainless steel

Door and Gasket
Inner door: four, each with one sealing gasket
External door: one, with four sealing gaskets, lock-able
Communication Standard: RS-485, USB (stores 15 years of data for compliance purpose)
Optional: 4-20mA transmitter
Access port  Two
Noise level
50 dBA  Working environment – Temperature: 10°C to 32°C (humidity <57% Rh required at 32°C)
– Humidity: <80% Rh
– Altitude: < 2000 m / 6561 Ft
– Stable, well-ventilated platform with no excessive dust
– Keep freezer at least 12 inches from any walls or ceiling
– Use dedicated power, do not share outlet
– Extension power cable should be less than 10 feet is required
– Freezer and power outlet should be grounded properly
– Avoid direct sunlight, water spill and do NOT use freezer outdoor
– Clean condenser fins and remove frost inside chamber at least once a month
– Important! Do not plug in your unit. Leave your Ai refrigerator or freezer for
24 hours before turning the unit on for the first time.

Battery Backup System
48 hours (for controller display and alarms only)
Unit/shipping weight & dimensions
660 Lbs / 730 Lbs
36 x 38.5 x 77″ / 40 x 42 x 82″ (WxDxH)
Safety Compressor over-temp protection
Ambient over-temp protection
Compressor power surge delay protection
Password protection
Sensor failure protection
Over-temperature and low-temperature protection
Power failure protection
Low battery, door open, condenser clogging, system failure alarms
External door with lock
Ground protection

UL 61010-1
CSA C22.2
Energy Star
Warranty  2-year full service, 3-year parts, 5-year compressor

Additional information

Weight 0.1 kg
Dimensions 1 × 1 × 1 cm