Ultra-Low Temperature Freezer MDF-86V860L, 860 L (CAT#: STEM-AL2-6935-ZJF)

The Ultra-Low Temperature Freezer MDF-86V860L is designed for long-term ultra-low-temperature storage of high-volume biological samples. It provides an 860 L storage chamber for hospitals, research laboratories, and biobanks. A dual refrigeration system is specified to provide redundant cooling capability. The operating temperature range is stated as -40°C to -86°C. A 13-inch LCD touch screen supports system control and monitoring. The stainless-steel interior is combined with PURF and VIP insulation for thermal management. The cabinet includes multiple alarms and a 72-hour power-failure alarm backup. The system supports USB access, RS485 remote alarm connectivity, and optional backup and recording accessories.

Temperature Range: -40°C to -86°C
Capacity: 860 L / 30.37 cu.ft
Cooling Method: Direct cooling
Refrigeration System: Dual system
Refrigerant: R4001 mixed gas
Controller: Microprocessor
Sensor: PTC
Display: 13-inch LCD touch screen
Compressors: SECOP, 2
Access Ports: 2 × 25 mm
Insulation: PURF + VIP
Inner Doors: Foamed SUS, 2
Racks: 24 (5 × 5)
2-inch Boxes: 600
2 mL Sample Capacity: 60,000
Alarm Backup: 72 h
Voltage/Frequency: 220 V, 50/60 Hz
Power: 1700 W
Current: 10.75 A
Power Consumption: 18 kWh/24 h
Noise: 53 dB
Exterior Dimensions: 1179 × 1135 × 1994.5 mm
Interior Dimensions: 894 × 718 × 1310 mm
Package Dimensions: 1270 × 1180 × 2200 mm
Net/Gross Weight: 342/383 kg
Shipping Volume: 3.30 CBM
Remote Alarm: RS485
Optional Accessories: Chart recorder, data logger, CO2 backup system, LN2 backup system, gloves

860 L storage capacity
Dual refrigeration system
13-inch touch-screen control
PURF and VIP insulation
Stainless-steel interior
60,000-sample capacity for 2 mL vials
72-hour alarm backup
USB and RS485 connectivity