-86°C Ultra-Low Temperature Freezer 408L (Dual Compressor) (CAT#: STEM-LT-0562-ZJF)

The BDF-86V D-Series ultra-low temperature freezers are engineered for high-performance preservation of sensitive biological and chemical materials at temperatures as low as -86°C. Featuring dual imported SECOP compressors, hydrocarbon refrigerants, and intelligent microprocessor-based control systems with 7-inch touchscreen interfaces, these freezers ensure precise temperature stability, rapid recovery, and reliable security through advanced multi-alarm functions. Ideal for labs, hospitals, and biotech facilities.

Capacity: 408L
Temp. Range: -40°C to -86°C
Temp. Accuracy: 0.1°C
Temp. Uniformity: ≤4°C
Temp. Stability: ≤6°C
Cooling Time: 173 min (to -80°C at 25°C ambient)
Recovery Time: 21 min (to -75°C at 25°C ambient)
Control System: Microprocessor control
Display: 7-inch LCD touchscreen
Alarm: Audible/visual alarms for high/low temp, sensor fault, blocked condenser, ambient temp anomaly, voltage anomaly, power failure, door opening, low battery; full alarm log viewable via touchscreen
Refrigeration Type: Direct-cooling
Refrigerant: R4001
Compressor: Dual imported SECOP compressors
Condenser & Evaporator: Copper tube and copper tube plate
Defrost: Manual
Construction: High-density polyurethane foam (CFC-free)
Internal Material: 304 stainless steel
External Material: Sprayed steel plate
Door: Outer: Sprayed steel plate door ×1; Inner: 304 stainless steel doors ×2
Power Consumption: 1350W
Power Supply: AC220V, 50/60Hz (Standard); 110V, 50/60Hz (Optional with external transformer)
Casters: Yes
Shelf: 3
Standard Accessory: Remote alarm interface, USB port, test port, handwriting input board, A4 paper slot, automatic air pressure balance hole
Optional Accessory: Temperature recorder, liquid nitrogen backup system
Internal Size (W×D×H): 606×575×1180 mm
External Size (W×D×H): 891×992×1945.5 mm
Package Size: 965×1035×2120 mm
Net Weight: 235.5 kg
Gross Weight: 278 kg

Ultra-low temperature capability down to -86°C
Dual imported SECOP compressors for rapid cooling and high reliability
Advanced microprocessor control with intuitive 7-inch touchscreen
High-density polyurethane insulation, CFC-free and energy efficient
Rapid temperature recovery to protect sample integrity
Audible and visual multi-alarm system with full log tracking
Copper tube and copper plate heat exchange system for enhanced efficiency
Manual defrost maintains stable internal environment
Durable 304 stainless steel chamber with dual internal doors
USB port, test hole, A4 paper slot, handwriting input, and remote alarm interface included
Optional liquid nitrogen backup system and temperature/data recorders
Mounted on casters for easy relocation

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