Description
The So-Low 21 cubic foot touchscreen ultra-low temperature chest freezer is designed for laboratories, pharmaceutical facilities, and regulated environments that require reliable -80°C performance with advanced monitoring and high-capacity storage. Operating within a temperature range of -40°C to -80°C (-40°F to -112°F), this model delivers consistent long-term preservation for biological samples, reagents, vaccines, and research materials.
Featuring a touchscreen dual-display controller, real-time temperature graphing, and network connectivity, this freezer supports audit readiness, secure access control, and dependable alarm notifications—while maintaining energy efficiency through a variable-speed cascade compressor system.
Key Specifications
Manufacturer
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So-Low
Temperature Performance & Controls
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Temperature Range: -40°C to -80°C
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Temperature Range (°F): -40°F to -112°F
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Temperature Control: Touchscreen dual display
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Temperature Alarms: Audible high / low alarm
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Additional Alarms: Power failure*
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Alarm Notifications: SMS / Email alerts*
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Remote Access: VNC via local network*
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Control Security: Multi-level security
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Temperature Recorder: Viewable temperature graph
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Data Export: USB or FTP
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Network Connection: Hardwired Ethernet (RJ45)
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Alarm Relay: Dry contacts
Capacity
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Total Capacity: 21 cubic feet
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Capacity: 594 liters
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Rack Capacity: Up to 42 inventory racks
Dimensions
Exterior Dimensions
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Inches (W × D × H): 91" × 36" × 49"
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Centimeters (W × D × H): 231 × 91 × 124
Interior Dimensions
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Inches (W × D × H): 81" × 21.5" × 21"
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Centimeters (W × D × H): 205 × 54 × 53
Electrical Specifications
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Available Voltages:
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115V / 60Hz / 1-Phase – NEMA 5-15
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208V / 60Hz / 1-Phase – NEMA 6-15
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230V / 60Hz / 1-Phase – NEMA 6-15
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Other voltages available upon request
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Certification: ETL Listed
Construction & General Features
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Defrost Type: Manual
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Air Circulation: Gravity flow
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Compressor: Cascade-type hermetic compressor
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Energy-efficient variable-speed operation
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Refrigerant: CFC & HCFC-free
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Insulation: Polyurethane foam
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Access: Top-opening lid
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Security: Lockable lid with padlock
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Exterior Finish: Powder-coated steel
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Interior Finish: Galvanized steel
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Mobility: Eight (8) lockable casters
Warranty
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1-Year Parts and Labor Warranty
Important Alarm & Network Notice
*Battery backup powers only the alarm and temperature recording system. Network equipment such as routers or switches are not powered by the freezer. Internet-based alerts require external network devices with backup power during outages. Please consult your IT department for continuity planning.
Ideal Applications
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Research and laboratory facilities
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Pharmaceutical and biotech storage
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Cannabis testing and processing labs
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Medical and clinical environments
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Facilities requiring high-capacity, audit-ready ultra-low storage