Temperature controller based on microprocessor, -10℃~-86℃ can be set freely, control accuracy is 1℃, digital temperature display. Keypad lock and password-protected configuration page, delayed start and safe stop interval between restart and termination Sound and light alarm: high and low temperature alarm, power failure alarm, low battery alarm, door open alarm, filter blockage alarm, system failure alarm. Power supply: 220V/50Hz 1 phase, can be changed to 220V 60HZ or 110V 50/60HZ.

Model	NB-HL678S	NB-HL778S	NB-HL858S	NB-HL1008S
Effective Volume(L)	678	778	858	1008
Rated Power(W)	1680	1750	1900	2000
External Dimensions(W*D*H,mm)	1090*1025*1955	1205*1025*1955	1217*1025*2005	1362*1025*2002
Internal Dimensions(W*D*H,mm)	750*696*1286	865*696*1286	877*696*1378	1022*696*1378
Net Weight(Kg)	330	380	390	430
Inventory Rack(Model & Quantity)	ZKL304-552B-CT:20	ZKL304-552B-CT:24	ZKL304-552B-CT:12+ ZKL304-552B-CT 12	ZKL304-552B-CT:14+ ZKL304-552B-CT 14
Inventory 2"Box (pc)	5*5*20=500	5*5*24=600	5*5*12+6*5*12=660	5*5*14+6*5*14=770
Inventory 2ml Vial (pc)	50000	60000	66000	77000
Rated Current (A)	7.5	7.5	8.5	9.3
Power Consumption (kWh/24h)	14.4	14.5	16.5	19.15
Shelves	3 pcs	3 pcs	4 pcs	3 pcs
Inner Doors	4 pcs	4 pcs	2 pcs	2 pcs
Performance
Temp.Range(°C)	-40 ~ -86	Ambient Temperature	16°C - 32°C
Cooling	Direct cooling	Evaportor	D-form copper tube
Data Output	USB	Defrost	Manual defrost
Alarm	Visual & Audio; High/low temperature alarm, power failure alarm, low battery alarm, door ajar alarm, filter blocking alarm, system failure alarm
Construction
Compressor	2 pc	Fan Motor	EBM
Compressor Brand	Secop (danfoss)	Inner Material	Galvanized steel sheet (optional Stainless steel)
Casters	4 casters with 2  leveling feet	External Material	High quality steel plates with spraying
Access Test Port	3 pcs	Sealing Material	MVQ
Door Lock	Yes	Display	Touch screen
Insulation  Thickness (mm)	130	Refrigerant	CFC-Free mixture gas
Insulation	VIP Plus vacuum  insulation panel	Climatic	N
Optional
Chart Recorder	Optional	Data Logger	USB
CO2 Back up System	Optional	Backup Battery	Yes

Vertical type, stainless steel liner, painted steel plate outside, 4 casters, easy to carry Front opening lockable door with full height handle, with vacuum release port Adjustable 2-3 stainless steel shelves, with inner doors, sealed with double silicon gaskets. Secondary foaming technology. 100-155mm foam insulation material with VIP+. With temperature printer, record 7 days of data. The 72-hour backup battery is used for the printer and controller display. Optional: chart recorder, carbon dioxide backup system, storage rack/box, remote alarm system.Imported Danfoss compressor, two compressors are connected in parallel to reduce noise and increase the cooling temperature to stabilize at -86℃. Internationally renowned German EBM fan motor Mixed refrigerant Chinese patented technology, composed of R134a, R404a, R23, R410A, N2, etc., without CFC Certificate: ISO9001, ISO14001, ISO13485