PHCbi MDF-DU702VHS1-PJ Ultra-Low Temperature Freezer 729 L, 100 V

The PHCbi MDF-DU702VHS1-PJ is a 729 L upright ultra-low temperature freezer designed for laboratory sample storage, biotechnology workflows, molecular biology, biobanking, and biopharmaceutical research. It provides cooling to -85 °C using a dual refrigeration circuit and natural convection cooling system.

Key specifications

• Capacity: 729 L
• Temperature control range: -85 °C to -50 °C
• Cooling performance: -85 °C at 30 °C ambient temperature under no-load conditions
• Configuration: Upright cabinet with 1 outer door and 2 insulated inner doors
• Power supply: Single-phase 100 V, 50/60 Hz
• Rated power consumption: 530 W at 50 Hz / 540 W at 60 Hz
• Required electrical capacity: 15 A
• Dimensions: 1030 W × 882 D × 1993 H mm
• Weight: 279 kg
• Shelving: 3 stainless steel shelves, rated to 50 kg per shelf
• Insulation: Rigid foamed polyurethane with a 20 mm VIP PLUS vacuum insulation panel
• Control: Microcomputer-controlled temperature regulation with LCD touchscreen display
• Refrigeration: Dual circuit with non-CFC HC refrigerant
• Monitoring: STATUS display, self-diagnostics, nonvolatile memory backup, and remote alarm output

Alarm and monitoring functions

• High-temperature alarm adjustable from setpoint +5 °C to +40 °C
• Low-temperature alarm adjustable from setpoint -5 °C to -40 °C
• Door alarm with a 0–15 minute adjustable delay
• Power failure, battery, filter, and sensor fault monitoring
• Remote alarm contact rated at DC30 V and 2 A
• Intermittent buzzer and warning display for applicable alarm conditions

This PHCbi ultra-low temperature freezer is suitable for long-term storage of biological samples, enzymes, nucleic acids, cell culture materials, and other temperature-sensitive research materials used in molecular diagnostics, gene editing, synthetic biology, and biomanufacturing workflows. The listed unit is used, has minor scratches and dents, and is supplied without accessories.