The Across International Ai DeepFreeze D35 -40°C Upright Freezer is designed for large-capacity storage of laboratory samples, vaccines, and biological materials. Featuring an extra-large 35 cubic foot stainless steel chamber, this freezer provides reliable long-term storage for COVID-19 vaccines, DNA, RNA, virus samples, organs, and serum.

Built with a high-efficiency dual parallel compressor system, the DeepFreeze D35 offers fast cooling performance, energy efficiency, and low noise operation. The 304 stainless steel interior ensures durability and easy cleaning, while dual silicone sealing gaskets provide ultra-airtight insulation for stable temperature control between -20°C and -40°C.

Equipped with a 72-hour battery backup, advanced alarm systems, USB data export, and RS-485 remote monitoring, the Ai DeepFreeze D35 provides comprehensive protection for valuable samples and materials in laboratory and medical environments.

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Key Features

• Temperature range: -20°C to -40°C
• Extra-large 35 cubic foot storage capacity
• Dual compressor parallel system for reliable cooling
• 304 stainless steel interior for durability and easy cleaning
• Adjustable shelving system with four storage compartments
• 72-hour battery backup for controller and alarm system
• USB interface for temperature data export
• RS-485 communication and remote alarm capability
• Dual silicone sealing gaskets for airtight insulation
• Lockable door with advanced security features
• Quiet operation at approximately 52 dBA

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Ideal Applications

The Ai DeepFreeze -40°C Laboratory Freezer is ideal for:

• COVID-19 vaccine storage
• DNA and RNA sample preservation
• Virus sample storage
• Serum and organ storage
• Pharmaceutical laboratories
• Medical research facilities
• Biotechnology laboratories

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Security & Alarm Protection

To safeguard valuable laboratory materials, the freezer includes advanced monitoring systems:

• High temperature alarm
• Low temperature alarm
• Power failure alarm
• Door open alarm
• Filter clogging alarm
• System failure alarm
• Password protection
• Lockable external door

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Technical Specifications

Electrical Requirements

Voltage: 110V (±10%)

Frequency: 60Hz

Phase: Single Phase

Power Consumption: 1,375 Watts

Current: 12.5A

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Temperature Performance

Temperature Range: -20°C to -40°C

Time to Reach -40°C: Approximately 6 hours

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Compressor System

Compressor Brand: SECOP

Number of Compressors: Two

Configuration: Parallel

Refrigerant: R507

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Chamber Specifications

Interior Dimensions: 40 x 27 x 54 inches

Interior Material: 304 Stainless Steel

Storage Capacity: 35 Cubic Feet

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Shelving System

Included Shelves: 3 Adjustable Shelves

Compartments: 4 Storage Sections

Shelf Material: 304 Stainless Steel

Load Capacity:

• 110 lbs across the three shelves (evenly distributed)
• 450 lbs on chamber base (evenly distributed)

Additional Shelf Price: $250

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Door & Sealing System

Inner Doors: 4 internal doors with sealing gaskets

External Door: 1 lockable door with dual sealing gasket

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Access Ports

Two access ports included:

• One side port
• One rear port

Diameter: 1 inch

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Communication & Monitoring

Built-in interfaces:

• USB data export
• Remote alarm system
• RS-485 communication port
• 4-20mA transmitter

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Battery Backup

72-hour battery backup

(Supports controller display and alarm systems only)

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Mobility

Built-in swivel casters: Four

• Includes two leveling feet for stability on uneven floors

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Operating Environment

Temperature: 16°C – 32°C

Humidity: < 80% RH

Altitude: Below 2000 meters

Installation Requirements:

• Maintain 12 inches clearance from walls
• Use dedicated grounded power outlet
• Extension cords must be less than 10 feet

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Noise Level

52 dBA

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Dimensions & Weight

Unit Dimensions: 54 x 41.5 x 78.5 inches (W x D x H)

Shipping Dimensions: 59 x 45 x 86 inches

Unit Weight: 735 lbs

Shipping Weight: 964 lbs

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Safety Protections

• Compressor over-temperature protection
• Compressor power surge delay protection
• Power failure protection
• Low battery alarm
• Door open alarm
• Filter clogging alarm
• System failure alarm

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What's Included

• Ai DeepFreeze D35 -40°C Upright Freezer

• Three stainless steel shelves

• Ice scraper

• Two additional access port caps

• Wrench

• Door keys (2)

• USB drive with data reading software

• User manual

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Important Setup Instructions

Allow the freezer to stand upright for 24 hours before powering on after delivery.

This unit is not designed for use on a mobile platform.

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Warranty

1 Year Manufacturer Warranty