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Ultra Low Temperature (ULT) Freezer -86°C ULF-25

Ultra Low Temperature (ULT) Freezer -86°C ULF-25

Product catalog summary

Description: The Labotemp Portable Ultra Low Temperature Freezer ULF-25 is a high-performance freezer designed for critical low-temperature storage and transport. It utilizes advanced free-piston Stirling cooling technology to deliver fast temperature pull-down, precise stability, and reliable operation. With a compact 25-liter capacity and a temperature range from +18°C to -86°C, it is ideal for laboratories, pharmaceutical logistics, biological sample storage, and field research. It supports both AC and DC power, making it suitable for fixed and mobile applications, maintaining temperature uniformity within ±1°C.

Why Choose Labotemp ULF-25? The ULF-25 offers high-efficiency, vibration-free cooling with rapid temperature pull-down and low energy consumption. It supports AC and DC power, making it versatile for various applications. Labotemp is known for reliable, compact, and high-accuracy ultra-low lab freezer solutions.

Specifications:

Temperature Range: +18°C to –86°C
Volume: 25 L
Power Supply: 100V AC–240V AC, 50/60Hz; 12V DC–24V DC
Maximum Power / Current: 100 W (0.5A @220V, 4.6A @24V)
Refrigerant: Helium (He)
Heat Transport System: Gravity-driven thermosiphon
Cooling Engine: Free Piston Stirling Cooler
Temperature Control Accuracy: Target temperature ±2°C
Performance: ~3.5 hours from 25°C to –80°C
Steady-State Power Consumption: 75 W
Insulation: High-performance vacuum insulated panels + polyurethane foam
Noise Level: <55 dB
Control Sensor: RTD (PT100 Class B), precision ±0.3
Alarm: High/low temperature alarm (setpoint ±10°C)
Security: Lockable lid
Defrost Method: Manual
Environmental Conditions: Non-corrosive, non-flammable, non-explosive; altitude ≤2000 m
Interior Dimensions: 300×250×300 mm
Exterior Dimensions: 616×392×455 mm
Net Weight: 21 kg
Shipping Dimensions: 710×480×530 mm
Shipping Weight: 26 kg

Features: The ULF-25 features dual power AC/DC, ultra-low temperature cooling down to –86°C, a portable and compact design, free-piston Stirling cooling technology, stable temperature control, low noise operation, and suitability for transportation and mobile cold-chain applications.

Applications: It is used for laboratory ultra-low temperature storage, biological sample storage and transportation, pharmaceutical cold-chain logistics, clinical medicine and life-science research, industrial extreme-environment simulation testing, and field research including mobile labs and outdoor applications.

Optional Accessories: Vaccine holder, temperature recorder with network.

Catalog excerpts

Ultra Low Temperature (ULT) Freezer -86C ULF-25

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Description: Labotemp Portable Ultra Low Temperature Freezer ULF-25 is a highperformance -86°C ULT freezer designed for critical low-temperature storage and transport. Using advanced free-piston Stirling cooling technology, this ultra low freezer delivers fast temperature pull-down, precise stability, and reliable operation in demanding environments. With a compact 25-liter capacity and a wide operating range from +18°C to -86°C, it is ideal as a low temperature freezer for laboratories, pharmaceutical cold-chain logistics, biological sample storage, and field research. Engineered for portability...

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Ultra Low Temperature (ULT) Freezer -86°C ULF-25-4

Dual Power AC/DC Ultra-low temperature cooling down to -86°C Portable and compact design with lightweight construction Free-piston Stirling cooling technology Stable temperature control with minimal fluctuations Low noise operation suitable for laboratory and field use Suitable for transportation and mobile cold-chain applications

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Ultra Low Temperature (ULT) Freezer -86°C ULF-25-5

Laboratory ultra-low temperature storage, biological sample storage and transportation, pharmaceutical cold-chain logistics, clinical medicine and life-science research, industrial extreme-environment simulation testing, and field research including mobile labs and outdoor applications. Vaccine holder Temperature recorder with network Your Partner in Temperature Precision 144 E, Midwest Avenue, Casper WY 82601, USA Website: www.labotemp.com | Email: [email protected]

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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