The CFC-FREE mixed refrigerant ensures rapid cooling and environmental protection. The 7-inch LED screen control system has clear display and more precise temperature control. The door is equipped with VIP and vacuum insulation foam, which has better temperature performance. The outer material of high-quality structural steel and the inner material of grade 304 stainless steel are exquisite, beautiful and easy to clean. Adopt double solid door and 2 independent inner doors to protect your laboratory and medical materials under proper temperature. It is allowed to store 600 pieces in stock 2" boxes and 60000 pieces in stock 2ml vials. Lockable door and keypad lock with password to prevent unauthorized operation and access. Equipped with 4 casters and leveling feet, it is convenient to move the ultra-low temperature refrigerator. Enable the machine start-up delay, power-off protection and the 72-hour backup battery displayed by the controller. A USB data logger is designed to record relevant temperature data, which can be downloaded and viewed. Optional temperature recorder, warning light, intelligent temperature monitoring system and carbon dioxide backup system. Certificate: CE certificate, ISO9001, ISO14001, ISO13485.

Model	DW-HL678S	DW-HL778S	DW-HL858S	DW-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	Standard