This series of laboratory grade ultra low temperature upright freezer offers 8 models for different storage capacities that include 90/270/439/450/528/678/778/1008 liters, the interior temperature range from -20℃ to -40℃, it’s an upright medical freezer that is suitable for freestanding placement. This ultra low temperature freezer includes a premium compressor, which is compatible with high-efficiency R290 refrigerant and helps reduce energy consumption and improve refrigeration performance. The interior temperatures are controlled by an intelligent micro-precessor, and it’s clearly displayed on a high-definition digital screen with accuracy at 0.1℃, allows you to monitor and set the temperature to fit the proper storage condition. This laboratory grade freezer has an audible and visible alarm system to warn you when storage condition is out of abnormal temperature, the sensor fails to work, and other errors and exceptions may occur, greatly protect your stored materials from spoilage. The liner made from high quality galvanized steel sheet for medical use is low-temerature tolerant and corrosion-resistant, which has a long service life and is easy to clean. With these benefits above, this unit a perfect refrigeration solution for hospitals, pharmaceutical manufacturers, research laboratories to store their medicines, vaccines, specimens, and some special materials with temperature-sensitive.
The external of this ultra low temperature upright freezer is made of high quality steed plates with spraying , the interior is made of galvanized steel sheet. The door handle has a lock and key for preventing unwanted access.
This laboratory grade freezer has a premium compressor and condenser, which have features of high-performance refrigeration and the temperatures are kept constant within a tolerance of 0.1℃. Its direct-cooling system has a manual-defrost feature. The R290 refrigerant is environmentally friendly to help improve working efficiency and reduce energy consumption.
The storage temperature is adjustable by a high-precision and user-friendly digital micro-processor, it’s a type of automatic temperature control module, the temp. the range is between -20℃~-40℃. A piece of digital screen that works with built-in and high-sensitive temperature sensors to display the interior temperature with a precision of 0.1℃.
This freezer has an audible and visual alarm device, it works with a built-in sensor to detect the interior temperature. This system will alarm when the temperature goes high or low abnormally, the door has left open, the sensor doesn’t work, and the power is off, or other problems would occur. This system also comes with a device to delay turn-on and prevent interval, which can ensure working reliability. The door has a lock for preventing unwanted access.
The front door of this ultra low temperature deep freezer has a handle with a lock, door panel is made of stainless steel plate with a polyurethane central layer, which features excellent thermal insulation.
The interior sections are separated by heavy-duty shelves, and each deck holds a standalone door for classified storage, the shelve is made of durable material which is easy to operate and convenient to clean.
This ultra low temperature laboratory grade deep freezer is used for the storage of blood plasma, reagent, specimens, and so on. It’s an excellent solution for blood banks, hospitals, research laboratories, disease prevention & control centers, epidemic stations, etc.
Model | NW-DWFL678 |
Capacity(L) | 678 |
Internal Size(W*D*H)mm | 750*696*1286 |
External Size(W*D*H)mm | 1090*1025*1955 |
Package Size(W*D*H)mm | 1203*1155*2171 |
NW/GW(Kgs) | 258/342 |
Performance | |
Temperature Range | -20~-40℃ |
Ambient Temperature | 16-32℃ |
Cooling Performance | -40℃ |
Climate Class | N |
Controller | Microprocessor |
Display | Digital display |
Refrigeration | |
Compressor | 2pcs |
Cooling Method | Direct Cooling |
Defrost Mode | Manual |
Refrigerant | R290 |
Insulation Thickness(mm) | 130 |
Construction | |
External Material | High quality steel plates with spraying |
Inner Material | Galvanized steel sheet |
Shelves | 3(stainless steel) |
Door Lock with Key | Yes |
External Lock | Yes |
Access Port | 3pc. Ø 25 mm |
Casters | 4(2 leveling feet) |
Data Logging/Interval/Recording Time | USB/Record every 10 minute / 2 years |
Backup Battery | Yes |
Alarm | |
Temperature | High/Low temperature,High ambient temperature |
Electrical | Power failure,,Low battery |
System | Sensor error, Condenser cooling failure,Door ajar,System failure,Main board communication error, Built-in datalogger USB failure |
Electrical | |
Power Supply(V/HZ) | 220~240V/50 |
Rated Current(A) | 8.37 |
Accessory | |
Standard | RS485,Remote alarm contact |
Optional | RS232,Printer,Chart recorder |