Chromatography Refrigerator 450L, 2-8℃ (CAT#: STEM-LT-0500-ZJF)

The Chromatography Refrigerator series is designed to meet the strict temperature control needs of chromatography laboratories. With advanced microprocessor control and uniform air-cooling technology, these units maintain a stable 2-8℃ environment for storing sensitive reagents and samples. The series features capacities of 450L and 1000L, with energy-efficient R290 refrigerant, multiple alarm systems, and optional data recording accessories—making it ideal for use in pharmaceutical, clinical, and analytical chemistry settings.

Capacity: 450L
Temperature Range: 2-8℃
Temperature Accuracy: 0.1℃
Temperature Uniformity: ≤2℃
Temperature Stability: ≤3℃
Cooling Time (to 6℃ at 32℃ ambient): ≤70 min
Recovery Time (to 8℃ at 32℃ ambient): ≤15 min
Control System: Microprocessor control
Display: LED display
Alarm: High/low temperature, thermostat fault, door switch, power failure (8h)
Refrigeration Type: Air-cooling
Refrigerant: R290/97g
Compressor: International famous brand compressor/1
Condenser & Evaporator: Wire-on-tube Bundy tube condenser; copper tube and aluminum fin evaporator
Defrost: Automatic
Construction: Polyurethane cyclopentane foam insulation
Internal Material: Sprayed steel plate
External Material: Sprayed steel plate
Door: Electrically heated glass door ×1
Consumption: 380W
Power Supply: AC220V, 50Hz (Standard); Optional: 220V 60Hz, 110V 60Hz
Casters: Yes
Shelf: 1
Standard Accessory: Test hole, USB interface
Optional Accessory: RS485 interface, printer, temperature recorder
Internal Size (W×D×H): 580×613×1325 mm
External Size (W×D×H): 680×747×1885 mm
Package Size (W×D×H): 830×880×2050 mm
Net Weight: 135 kg
Gross Weight: 158 kg

Specifically designed for chromatography sample and reagent storage
Precise microprocessor control with 0.1℃ accuracy
Fast cooling and temperature recovery performance
Uniform temperature distribution with air-cooling system
Environmentally friendly R290 refrigerant
Electrically heated anti-fog glass doors for clear visibility
LED digital display with user-friendly interface
Full alarm system for temperature, door, power failure, and system faults
USB data export standard; RS485, printer, and recorder optional
Heavy-duty casters for easy relocation and stability

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