- Metrology - Laboratory
- Laboratory Equipment
- Chest freezer
- Labfreez Instruments Group Co., Ltd
Chest freezer LFZ-86WA serieslaboratorymanual defrostCO2 (R744)
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Characteristics
- Type
- chest
- Laboratory/process
- laboratory
- Defrost mode
- manual defrost
- Refrigerant
- CO2 (R744)
- Supply voltage
- 220 V
- Other characteristics
- ultra-low-temperature, stainless steel, double-door
- Applications
- for cryopreservation
- Capacity
128 l, 480 l, 730 l
(34 gal, 127 gal, 193 gal)- Temperature
Max.: -40 °C
(-40 °F)Min.: -86 °C
(-123 °F)- Power
480 W, 800 W, 980 W
- Height
90 cm, 103 cm, 106 cm
(35.4 in, 40.6 in, 41.7 in)- Width
85 cm, 197 cm
(33.5 in, 77.6 in)- Depth
74 cm, 86 cm, 100 cm
(29 in, 34 in, 39 in)
Description
Main features of ULT chest freezer
Temperature control system
Security measures
Cooling system
Ergonomic design
Video
Technical specifications
- Dual-stage refrigeration system for sustained ultra-low temperatures
- Hydrocarbon (HC) refrigerant with simplified maintenance options
- Interior constructed in SS304 stainless steel
- VIP (vacuum insulated panel) insulation for superior thermal retention
- Touch-screen operation for intuitive control
- Chest-type capacity up to 730 L (model dependent)
- CO2 standby system option to maintain cooling during power interruptions
Temperature control system
- Microcomputer controller with large digital temperature display
- Precise temperature and alarm setpoint configuration
- Electronic control capable of maintaining long-term −80°C (well below ice nucleation point) for reliable sample storage
- Adjustable temperature range: −40°C to −86°C
- Operation panel lock and password protection to prevent unauthorized changes
- Optional 7" color LCD touch-screen display
Security measures
- High-quality VIP vacuum insulation ensures strong thermal performance
- Configurable high- and low-temperature alarms
- Multiple fault diagnostics: sensor error, power failure, low battery, high ambient temperature, poor condenser dissipation, etc.
- Three alarm modes: audible buzzer, visual flashing, remote alarm interface
- Protection features including delayed restart and shutdown intervals
- Optional CO2 backup refrigeration for emergency conditions
Cooling system
- Imported brand compressors selected for ULT performance
- High-efficiency hydrocarbon mixed refrigerants for rapid pull-down
- Vacuum insulation panels combined with thickened eco-friendly ultra-microcellular foam for exceptional temperature stability
- Patented cabinet sealing to retain cooling capacity and reduce energy loss
- Imported ultra-low-temperature oil separator to protect system reliability
- Optimized evaporative-condensing arrangement for strong cooling and low energy consumption
Ergonomic design
- Patented ultra-light exterior handle operable with one hand; provisions for multiple padlocks
- Double inner door design to reduce cold loss and permit separate zones
- Compatible with international 2" and 3" standard freezing boxes
- Heavy-duty lockable casters for mobility and positioning
- Door-frame heating to prevent frost buildup around seals
- Simplified condenser filter design for easy maintenance and cleaning
- Includes air-pressure balance valve and temperature test port inside/outside the cabinet
Video
- Embedded product video available (YouTube)
Technical specifications
- Model family: LFZ-86WA (examples: LFZ-86W128A, LFZ-86W480A, LFZ-86W730A)
- Cabinet type: Chest
- Climate class: N
- Cooling type: Direct cooling
- Defrost mode: Manual
- Refrigerant: Hydrocarbon (mixed); CFC-free variants available
- Cooling performance (setpoint): −80°C
- Temperature range: −40°C to −86°C
- Power (W) by model: 480, 800, 980 (example values)
- Energy consumption (kW·h/24h) by model: 6.8, 12.5, 14 (example values)
- Exterior material: Galvanized steel with powder coating
- Interior material: SS304 stainless steel
- Insulation: PUF + VIP (vacuum insulated panel)
- Capacity (L) by model: 128, 480, 730
- Interior dimensions (W×D×H cm) by model: 63×44×47 (128 L); 131×60×60 (480 L); 131×74×73 (730 L)
- Exterior dimensions (W×D×H cm) by model: 85×74×103 (128 L); 197×86×90 (480 L); 197×100×106 (730 L)
- Container load (20'/40') by model: 36/72 (128 L); 13/26 (480 L); 10/20 (730 L)
- Foamed cabinet layer thickness: 90 mm
- Door thickness: 90 mm (128 L) or 80 mm (other listed models)
- Capacity for 2" boxes: 96 (128 L); 360 (480 L); 540 (730 L)
- Inner door: — (see model table)
- Power supply: 220 V / 50 Hz
- Display / Controller: Large touch display (optional)
- Alarm & protection: high/low temperature alarm, condenser overtemperature alarm (model dependent), power failure alarm (model dependent), sensor error, low battery alarm (model dependent), high ambient temperature alarm; alarm modes: sound & light, remote alarm terminal (model dependent)
- Accessories (standard/optional): casters (Y), test port (Y), stainless steel shelves (optional), chart recorder (optional), door lock (Y), handle (Y), pressure balance hole (Y), racks & boxes (optional)
VIDEO
Catalogs
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.