-120～-164℃     Chest Freezer Series          Model: TR-ZW128

   The Ultra-low Temperature Freezer offers a wide variety of research and storage applications,such as low temperature scientific experiments,preservation of red blood cell,white blood cell,skin, DNA/RNA，bone,bacteria,semen,biomedical product,ocean product,electronic devices,and low- temperature testing of special materials.It is suitable for blood banks,hospitals,sanitation and antiepidemic stations,electronic industries,university laboratories,military industries,pelagic fishery companies.
 
 
Control System:
Microprocessor-based temperature controller, -120℃~-164℃ can be set freely , controlling precision is 1℃, Digital temperature display.
Keyboard lock and password protected configuration page,Delayed start and safe stop interval between restart and being terminated
Audible and visual alarm: High or low temperature alarm, Power failure alarm,  Low battery alarm,Door open alarm, Filter blocking alarm, system failure alarm.
With temperature printer, record 7days data. 72 hour battery back up for printer and controller display.
Power supply: Normally 380V /50HZ 3 phase, can be changed as 220V 50/60HZ 1phase.

Structure Design:
Chest type, Stainless steel interior, outer is painted steel panel, 4units Casters for easy handing
Rotatable assistant door handle,Top door with key lock.
Two-times foaming technology, double seal design. 155mm extra thickness heat insulation.
Optional: Chart recorder, LN2 back up, storage racks/boxes, Remote alarm system.

Refrigeration System: 
Imported famous Tecumseh compressor, with Germany EBM Fan motor
Unique refrigeration circulation and unipolar compressor oil-lubricated technology
China Patent technology of mixture refrigerant, which composed of  R134a,R404a,R23,R410A,N2 and so on, CFC free
Certificate: CE, ISO9001, ISO14001,ISO13485
 
Specs list:

Model：TR-ZW128

External size(W*D*H)mm：880*1590*1040

Capacity(Liter)：128

Input Power/Average Power（W）：3600/2000

Temperature（℃）：-120℃~-164℃

Weight（kg）：380