-86°C Vertical Freezer 28L (CAT#: STEM-LT-0555-ZJF)

The BDF-86V Series -86°C vertical freezers are advanced ultra-low temperature storage units designed to protect sensitive biological and chemical materials. Built with microprocessor control, manual defrosting, and powerful direct-cooling systems, these models ensure temperature precision, rapid recovery, and long-term stability. Ideal for laboratories and institutions requiring dependable preservation at temperatures as low as -86°C.

Capacity: 28L
Temp. Range: -40°C to -86°C
Temp. Accuracy: 0.1°C
Temp. Uniformity: ±3°C
Temp. Stability: ≤6°C
Cooling Time: 120 min (to -80°C at 25°C ambient)
Recovery Time: 20 min (to -75°C at 25°C ambient)
Control System: Microprocessor
Display: LED
Alarm: High/low temp, sensor failure
Refrigeration Type: Direct-cooling
Refrigerant: R404A/R23, 140g
Compressor: International brand (1 unit)
Condenser & Evaporator: Copper tube finned / Built-in coil
Defrost: Manual
Construction: Polyurethane cyclopentane foam
Internal Material: 304 stainless steel
External Material: Sprayed steel plate
Door: Outer: Cyclopentane foam ×1; Inner: Stainless steel door ×1
Power Consumption: 400W
Power Supply: AC220V, 50Hz (Standard); 220V, 60Hz; 110V, 50/60Hz (Optional)
Casters: Yes
Shelf: 1
Standard Accessory: Test hole
Optional Accessory: Temperature recorder
Internal Size (W×D×H): 270×265×400 mm
External Size (W×D×H): 505×520×1165 mm
Package Size (Plywood): 535×575×1290 mm
Net Weight: 71 kg
Gross Weight: 90 kg

Ultra-low temperature operation down to -86°C
Precise microprocessor control with 0.1°C accuracy
Temperature uniformity up to ±4°C; stability within ≤6°C
Fast cooling and recovery times for sample protection
Comprehensive multi-alarm systems (model dependent)
Durable 304 stainless steel interior with multi-door configuration
Manual defrost for greater temperature stability
Energy-efficient polyurethane cyclopentane insulation
International brand compressors for reliability
Built-in test holes and optional data logging accessories
Casters included for easy movement

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