The Ultra-low Temperature Freezer offers a wide variety of research and storage applications, such as low temperature scientific experiments, preservation of plasma, biomaterial, tunny, biological product, and testing low-temperature-resistant properties of military product. It is suitable for blood bank, hospitals, sanitation and antiepidemic, sanitation, research institutes, electronic industries ,university laboratories, military in dustries, pelagic fishery companies. 
Control System: 
Microprocessor-based temperature controller, -10℃~-65℃ 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: 220V /50Hz 1 phase, can be changed as 220V 60HZ or 110V 50/60HZ. 
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, CO2 back up, storage racks/boxes, Remote alarm system.
Refrigeration System: 
Imported Danfoss compressor, Fan electromotor with Germany EBM
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: ISO9001, ISO14001,ISO13485

·      Capacity(Liter)：138

·      Input Power/Average Power（W）：800-2500

·      Temperature（℃）：-10°C~-65°C

·      Weight（kg）：230

·      Key point: Microprocessor controller safety supplement system(CO2 BACK UP),, Visual and audible alarm system, Remote mobile control system