**Currently en route to our facility. It will take about 30 days to arrive, after which we will test and certify it.**
Manufactured in 2020
Included Items:
- Stirling Ultracold ULT25NEU Portable ULT Freezer
- Power Cable
Certified to Perform at Manufacturer Specifications
After your instrument arrives at our facility, it will be inspected and tested to certify it performs at manufacturer specifications. If any component does not pass testing, then it will receive the service necessary to restore full functionality.
Specifications
Manufacturer
|
Stirling
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Model
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ULT25NEU
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Electric Power
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100V – 240 (± 10%) at either 50 or
60 Hz or 12V DC from mobile source
|
Maximum Power (Current)
|
280 watts (4 amps @120VAC, 2 amps
@240VAC, 15 amps@12VDC)
|
Electric Supply Rating
|
15 amp or greater grounded circuit
|
Cooling Engine
|
Helium charged free-piston Stirling engine
with continuous modulation
|
Refrigerant
|
R-170 (Ethane), 10-12 grams
|
Temperature Range
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-86ºC to -20ºC @ 32ºC (90ºF) ambient,
uniformity ± 3°C at -80ºC top to bottom,
adjustable in 1°C increments
Presets for -86°C (default), -40°C and -20°C
|
Storage Volume
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25 liters (0.9 cu. ft.)
|
Interior Dimensions
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13.1" x 8.7" x 13.4" (L x W x D)
|
Exterior Dimensions
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27.3" x 13.8" x 18.1" (L x W x D)
|
Net Weight, Empty
|
21 kg (46 lbs.), nominal
|
Insulation
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High performance vacuum insulated panels and
polyurethane foam using environmentally friendly
CO2 blowing agent
|
Noise
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Advanced noise abatement, <45 dB(A) at 1 meter
|
Control Sensor
|
One RTD (PT100 Class A)
|
Steady State Energy
Use 25°C Ambient
|
2.8 kWh/day (average power 118 watts) at -80ºC
(Empty Cabinet)
|
Pull-Down from
25°C Ambient
|
4 hours at -80ºC (Empty Cabinet)
|
Recovery from 1
minute lid opening
|
20 minutes to -80ºC (Empty Cabinet)
|
Warm-Up Profile
|
30 minutes to -60ºC (Empty Cabinet)
70 minutes to -40ºC (Empty Cabinet)
|
Heat Dissipation
|
403 BTU/H (load to HVAC) (Empty Cabinet)
|