New touch screen controller with USB store,,  

RS232 remote alarm system,,  

safety supplement system(CO2 BACK UP),,   

Visual and audible alarm system,   

Remote mobile control system,

-10～-65℃       Upright Freezer Series
                         Model: TR-GL100/218/328/388/538/668/768/828
   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.
Power supply: 220V /50Hz 1 phase, can be changed as 220V 60HZ or 110V 50/60HZ.  

Structure Design:

Upright type , Stainless steel interior, Outer is painted steel panel, 4units Casters for easy handing
Front opening lockable door with full height handle, with Vacuum release port
Adjustable 2-3 stainless steel shelves with inner door, double silicon gasket seal.
Two-times foaming technology. 100-155mm foaming insulation , with VIP+.
With temperature printer, record 7days data. 72 hours battery back up for printer and controller display.
Optional: Chart recorder, CO2 back up system, storage racks/boxes, Remote alarm system.

Refrigeration System: 
Imported Danfoss compressor, Tow units compressors in parallel connection, to reduce noise and improve the cooling temperature come to -65℃ steady.
Fan electromotor with internationally famous of 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
 
Specs list:

Model	Capacity	External size. (WxDxH) mm	Inside size (WxDxH) mm	Input power	Weight (N.t / G.t)
TR-GL100	100 liters	720x793x1000	450*450*500	800W	120/140KG
TR-GL218	218 liters	940x840x1552	582x470x768	1000W	225/250KG
TR-GL328	328 liters	940x840x1999	580x450x1200	1500W	320/350KG
TR-GL388	388 liters	940x840x1999	740x450x1200	1800W	330/360KG
TR-GL538	538 liters	940x840x1999	662x600x1330	2000W	360/380KG
TR-GL668	668 liters	996x1075x1997	815x667x1200	2700W	400/420KG
TR-GL758	758liters	996x1190x1997	930x665x1200	2700W	420/450KG
TR-GL828	828liters	996x1230x2056	930x710x1308	3200W	430/460KG