-20°C~-40°C best ultra low freezer  DW-FL439
  • -20°C~-40°C best ultra low freezer  DW-FL439
  • -20°C~-40°C best ultra low freezer  DW-FL439
  • -20°C~-40°C best ultra low freezer  DW-FL439
  • -20°C~-40°C best ultra low freezer  DW-FL439

-20°C~-40°C best ultra low freezer DW-FL439

•Strong cooling feature

•Precision temperature control

•Constant temperature

•Energy-saving function

•Human-oriented design

Overview

Meling -20°C~-40°C Ultra low temperature freezer DW-FL439 is a brand new  best ultra low freezer  with strong cooling feature. The high-precision temperature control system enables you to set the temperature in the range of -20°C-40°C freely. And you can fully control the temperature performance and operation status. The medical freezer is designed with Fluorine-free refrigerant, which is environmentally friendly.


Refrigeration System

Fluorine-free refrigerant, international brand compressor, and EBM fan, ensures fast cooling and energy-saving.


Temperature Control System

High-precision microcomputer temperature control system with build-in control/alarm sensors for High/low temperature, ambient temperature and evaporator temperature etc. ensuring the safe and stable running.


Energy Saving and Environmental Protection

Equipped with DC/DC power management module which greatly improved the  energy-saving efficiency; high precision voltage control ensures the stable performance  for the whole machine. Less redundant heat to eliminate the overheating safety hazard.

Features

Mappings  Mappings

Scope of Application  Scope of Application

Suitable for use in scientific research, cryogenic test on special materials, blood plasma cryopreservation, low temperature resistance test on biological materials, vaccines, biological  products and military products, etc. Suitable for use in research institutions, the electronic industry, the chemical industry, hospitals, the health,& disease prevention system, laboratories in colleges & universities, military enterprises, etc.

Specifications

  -40℃ Ultra-low Temperature Freezer
ModelDW-FL439
  Capacity(L)439
Internal Size(W*D*H)mm650*547*1305
External Size(W*D*H)mm910*755*1945
Package Size(W*D*H)mm990*855*2070
NW/GW(Kgs)175/200
Performance
Temperature Range-20~-40℃
Ambient Temperature16-32℃
Cooling Performance-40℃
Climate ClassN
ControllerMicroprocessor
DisplayDigital display
Refrigeration
Compressor1pc
Cooling MethodDirect Cooling
Defrost ModeManual
RefrigerantR507
Insulation Thickness(mm)100
Construction
External MaterialCarbon steel spraying
Inner MaterialStainless steel
Shelves14(ABS)
Door Lock with KeyYes
External LockYes
Access Port1pc. Ø 25 mm
Casters4(2 caster with brake)
Data Logging/Interval/Recording TimeUSB/Record every 10 minute / 2 years
Backup BatteryYes
Alarm
TemperatureHigh/Low temperature,High ambient temperature
ElectricalPower failure,,Low battery
SystemSensor failure, USB datalog failure,Main board communication error, Communication failure,Door ajar
Electrical
Power Supply(V/HZ)220-240~/50
Rated Current(A)3.7
Accessory
StandardRS485
OptionsPrinter,RS232

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*Note: Continuous innovation of products and continuous improvement of performance. This technical parameter is for reference only.