-25℃ Laboratory Freezer 368L (CAT#: STEM-LT-0509-ZJF)

The BDF-25V Series -25℃ Freezers are dual-compressor units designed for demanding laboratory and industrial use. With storage capacities of 368L and 528L, these models offer reliable performance with fast cooling, precise microprocessor control, and robust safety alarms. Their stainless steel interiors, long-duration power failure alarms, and customizable data logging options make them ideal for critical temperature-sensitive storage applications.

Capacity: 368L
Temperature Range: -10℃ - -25℃
Temperature Accuracy: 0.1℃
Temperature Uniformity: ≤3℃
Temperature Stability: ≤3℃
Cooling Time (to -25℃ at 25℃ ambient): ≤1.5 h
Recovery Time (to -22℃ at 25℃ ambient): ≤15 min
Control System: Microprocessor control
Display: LED display
Alarm: High/low temperature, thermostat fault, door switch, power failure (72h)
Refrigeration Type: Direct-cooling
Refrigerant: Refrigerator: R290/50g; Freezer: R290/50g
Compressor: International famous brand compressor/2
Condenser & Evaporator: Wire-on-tube Bundy tube condenser; built-in coil type copper tube evaporator
Defrost: Manual
Construction: Polyurethane cyclopentane foam
Internal Material: 304 stainless steel
External Material: Sprayed steel plate
Door: Cyclopentane integral foam outer door ×2 (inner door optional)
Consumption: 718W
Power Supply: AC220V, 50Hz (Standard); Optional: 220V 60Hz, 110V 60Hz (external transformer)
Casters: Yes
Shelf: 4
Standard Accessory: Test hole ×2, USB interface, shelf
Optional Accessory: RS485 interface, inner door, temperature recorder
Internal Size – Upper Chamber (W×D×H): 580×575×563 mm
External Size (W×D×H): 750×736×1884 mm
Package Size (W×D×H): 890×880×2100 mm
Net Weight: 153 kg
Gross Weight: 168 kg

Dual-compressor system for enhanced cooling reliability and performance
Wide temperature range from -10℃ to -25℃ for flexible low-temp storage
High-precision microprocessor temperature control (±0.1℃)
Extended power failure protection up to 72 hours
Manual defrost with direct-cooling for stable and consistent temperatures
Stainless steel interior with sprayed steel exterior for durability and easy cleaning
Cyclopentane foam insulation for high thermal efficiency
User-friendly LED display with multiple alarm systems
USB interface standard; RS485 and data logger optional
Heavy-duty casters for mobility in lab environments
Ideal for plasma, biological products, vaccine storage, and materials testing

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STEM-LT-0510-ZJF
STEM-LT-0511-ZJF