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

The PHCbi MDF-DU702VHS1-PJ is a 729 L upright ultra-low temperature freezer designed for the long-term storage of biological materials, laboratory samples, and temperature-sensitive products. The unit provides cooling performance down to -85 °C using a cascade refrigeration circuit and natural-convection cooling.

Key specifications

• Usable capacity: 729 L
• Temperature control range: -85 °C to -50 °C
• Cooling performance: -85 °C at 30 °C ambient temperature with no load
• Refrigeration: Dual-stage cascade circuit
• Control system: Microcomputer control with LCD touchscreen
• Power supply: Single-phase 100 V, 50/60 Hz
• Power consumption: 530 W at 50 Hz; 540 W at 60 Hz
• Interior: 3 stainless steel shelves rated for 50 kg each
• Insulation: Rigid foamed polyurethane with a 20 mm VIP PLUS vacuum insulation panel
• Dimensions: 1030 × 882 × 1993 mm (W × D × H)
• Weight: 279 kg
• Refrigerant: HC non-CFC refrigerant
• Safety monitoring: High- and low-temperature alarms, door alarm, power failure alarm, battery alarm, filter status monitoring, and remote alarm output
• Remote alarm contact: DC 30 V, 2 A
• Memory backup: Nonvolatile memory
• Accessories: None included

This PHCbi laboratory freezer is suitable for biotechnology workflows, biopharmaceutical production pipelines, molecular biology research, cell banking, gene editing research, and long-term sample preservation. The touchscreen interface, self-diagnostic system, remote alarm output, and cascade refrigeration architecture support controlled storage in research and clinical laboratory environments.