·Freon-free refrigerant, compressor supplied by an international famous brand and  EBM fan can guarantee fast cooling and are energy-saving and environmentally friendly; ·Refrigerating circuit with proprietary intellectual property rights ensures high efficiency and stability; ·Two-layer heat insulating foamed door and the insulation design of the outer door    system with multiple patents can prevent loss of refrigerating capacity in an effective way; ·Six sides of the cabinet are made from high-performance vacuum insulation material,    improving thermal insulation performance to a large extent.

Technical Parameters
Product Name	-40℃ Ultra-low temperature freezer	Model	NB-FL1008
Cabinet Type	Upright	Effective Capacity	1008L
External Size (WDH)mm	1362*1025*2002	Internal Size(WDH)mm	1022*696*1378
N.W/G.W (Kgs)	320/394	Input Power (W)	1148
Voltage	220V,50Hz /110V,60Hz / 220V,60Hz
Power Consumption (Kw.h/24hrs)	10.86	Rated Current (A)	5.22
Performance
Temp.Range(℃)	-20 ~ -40	Ambient Temperature(℃)	16 ~ 32
Ambient Humidity	20%-80%	Temp Accuracy	0.1℃
Defrost	Manual defrost
Alarm	Visual & Audio High/low temperature alarm, high ambient  alarm, sensor failure alarm, door ajar alarm, communication failure alarm,  power  failure alarm,Main board commnication,High ambient temperature,Condenser cooling failure
Control System	High precision microcomputer temperature  control system, direct cooling , 1 inch digital temperature display
Construction
Refrigerant	R507	Refrigeration System	Scope compressor + Germany EBM fan copper finned condenser
Insulation Material	Stainless steel	Shelves	3
Castors	4pcs	Door Lock	Yes
Access Port	3pcs	Door with heater	Yes
Optional	RS485 and Remote Alarm Port,chart recorder,CO2 backup system	Temp Recorder	Stadard USB built-in data logger

High-precision microcomputer temperature control system and platinum resistor temperature sensors ensure more precise temperature control. High-quality steel plate structure with phosphate coating, stainless steel liner and low noise design can create a comfortable environment.Suitable for use in scientific research, cryogenic test on special materials, blood plasma cryopreservation, low temperature resistance test on biological materials, vaccines, biological products, etc. Suitable for use in research institutions, the electronic industry, the chemical industry, hospitals, the health & disease prevention system, laboratories in colleges & universities, enterprises, etc.