Product Overview

The MDF-40H485 -40°C Chest Deep Freezer is a high-capacity cryogenic storage solution engineered for long-term preservation of biological materials. With a 485-liter chamber and support for up to 30,000 samples, it is ideal for storing viruses, bacteria, red and white blood cells, skin tissues, and more.

This model utilizes a reliable auto-cascade cooling system, ensuring consistent -40°C performance even under demanding laboratory and clinical conditions. Designed for use in blood banks, hospitals, epidemic prevention centers, laboratories, and research institutions, the MDF-40H485 combines safety, efficiency, and precision in a rugged structure.

Key Features

Large Storage Capacity

• Total capacity: 485 liters

• Suitable for up to 30,000 biological samples

Advanced Auto-Cascade Cooling System

• Mixed refrigerant system with powerful compressor

• Fast temperature pull-down and stable -40°C operation

• Low maintenance and energy-efficient structure

High-Efficiency Thermal Insulation

• Thick polyurethane foam minimizes temperature loss

• Independent internal compartments enhance insulation

• Excellent cold-holding performance in ambient conditions

Microprocessor Temperature Controller (Dixell)

• Precise temperature control at -40°C ±3°C

• LED digital display for easy monitoring

• Reliable microcomputer control with stability and accuracy

Comprehensive Safety Alarms

• Four alarm types: temperature deviation, sensor failure, power outage, door ajar

• Audible and visual alerts for immediate response

Eco-Friendly & Energy Saving

• CFC-free refrigerants and insulation materials

• Optimized system for reduced energy consumption

• Environmentally responsible design

Design & Construction

• Cabinet Material: Color-sprayed cold-rolled steel, anti-corrosion and antibacterial

• Optional Interior: All SUS 304 stainless steel, corrosion-resistant and easy to clean

• Lid: Hoverable design with ergonomic handle for smooth operation

• Insulation: High-density thick PU foam for superior temperature retention

• Mobility: Heavy-duty casters with locking brakes

• Security: Padlock-compatible lid with secure buckle

• Access Port: Included for external temperature sensors or probes

Certifications

• ISO9001 Quality Management

• ISO13485 Medical Device Standard

• CE Certified for international compliance

Specifications

• Model: MDF-40H485

• Volume: 485L

• Sample Capacity: Up to 30,000

• Temperature Range: -40°C

• Cooling System: Auto-Cascade

• Defrost Mode: Manual

• Controller: Dixell microprocessor

• Display: LED digital display

• Alarms: 4 types (visual + audible)

• Mobility: Castors with brakes

• Structure: Cold-rolled steel or optional full SUS 304 interior

• Access Port: Yes

• Certifications: ISO9001, ISO13485, CE

Applications

• Hospitals & Clinics

• Blood Banks

• Epidemic Prevention Centers

• Research Institutes

• Chemical and Electronic Laboratories

• Biomedical and Life Science Facilities