Smart Ultra-Low Temperature Freezer MDF-86V600L, 600 L (CAT#: STEM-AL2-6940-ZJF)

The Smart Ultra-Low Temperature Freezer MDF-86V600L is designed for high-capacity storage of vaccines, DNA, biological reagents, and related samples. A dual refrigeration system is specified to provide redundant cooling capability. The operating temperature range is stated as -40°C to -86°C. The source product summary states a rapid pull-down time of approximately three hours. A 13-inch LCD touch screen is listed in the specification, while the product description refers to a 13.3-inch HD touch screen. The cabinet provides 600 L of storage capacity for 400 two-inch boxes or 40,000 samples in 2 mL vials. PURF and VIP insulation, stainless-steel internal surfaces, and a 72-hour power-failure alarm backup support long-term storage operation. USB and RS485 connectivity are provided, with optional chart recording, data logging, CO2 backup, and LN2 backup accessories.

Temperature Range: -40°C to -86°C
Capacity: 600 L / 21.19 cu.ft
Cooling Method: Direct cooling
Refrigeration System: Dual system
Refrigerant: R4001 mixed gas
Controller: Microprocessor
Sensor: PTC
Display Discrepancy: Specification lists 13-inch LCD touch screen
description states 13.3-inch HD touch screen
Pull-Down Time: 3 h stated in product summary
Compressors: SECOP, 2
Access Ports: 2 × 25 mm
Insulation: PURF + VIP
Inner Doors: Foamed SUS, 2
Racks: 16 (5 × 5)
2-inch Boxes: 400
2 mL Sample Capacity: 40,000
Alarm Backup: 72 h
Voltage/Frequency: 220 V 50/60 Hz
Power: 1500 W
Current: 10.47 A
Power Consumption: 15 kWh/24 h
Noise: 53 dB
Exterior Dimensions: 891 × 1130 × 1994.5 mm
Interior Dimensions: 608 × 740 × 1310 mm
Package Dimensions: 975 × 1190 × 2200 mm
Net/Gross Weight: 315/345 kg
Shipping Volume: 2.55 CBM
Remote Alarm: RS485
Optional Accessories: Chart recorder, data logger, CO2 backup system, LN2 backup system, gloves

600 L storage capacity
Dual refrigeration system
Approximately 3-hour pull-down stated
Touch-screen interface
PURF and VIP insulation
40,000-sample capacity for 2 mL vials
72-hour alarm backup
USB and RS485 connectivity