PHCbi MDF-DU702VHS1-PJ 729 L Ultra-Low Temperature Laboratory Freezer, -85 °C, 100 V

The PHCbi MDF-DU702VHS1-PJ is a 729 L upright ultra-low temperature laboratory freezer designed for long-term storage of biological materials, clinical samples, reagents, and research specimens. It provides cooling performance to -85 °C using a dual refrigeration circuit and natural-convection cooling system.

Key specifications

• Effective capacity: 729 L
• Temperature control range: -85 °C to -50 °C
• Cooling performance: -85 °C at 30 °C ambient temperature with no load
• Temperature control: Microcomputer-controlled
• Display: LCD touch-panel display
• Refrigeration: Dual circuit with 750 W high-stage and 750 W low-stage compressors
• Refrigerant: Non-CFC HC refrigerant
• Power supply: Single-phase 100 V, 50/60 Hz
• Power consumption: 530 W at 50 Hz; 540 W at 60 Hz
• Interior: Three stainless steel shelves rated for 50 kg each
• Insulation: Rigid foamed polyurethane with a 20 mm VIP PLUS vacuum insulation panel
• Dimensions: 1030 W × 882 D × 1993 H mm
• Weight: 279 kg

Monitoring and safety features

• High- and low-temperature alarms with adjustable alarm ranges
• Door alarm with adjustable 0–15 minute delay
• Filter-status monitoring
• Power failure, battery, and sensor-fault alarms
• Remote alarm output with DC 30 V and 2 A permissible contact capacity
• Non-volatile memory backup
• Cylinder lock integrated into the outer-door latch
• Four casters with two leveling bolts

This PHCbi ultra-low freezer is suitable for biotechnology laboratories, molecular biology research, biobanking, clinical diagnostics, pharmaceutical research, and biopharmaceutical production pipelines requiring reliable -80 °C-class sample storage. The listed unit has cosmetic damage, including scratches, a right-side dent, and paint loss, and is offered in as-is condition.