Ultra Low Temperature Freezer are specially designed to store samples products.

Features

• Two-compressor cascade refrigeration system specially designed for cryogenic applications.
• Wide available voltage range: 187V~242V.
• Wide temperature range :10℃~32℃can reach -86℃.
• Accurate Temperature control technology to make the temperature maintain -60℃~-86℃and accuracy 0.1 °C.
• USB port to read temperature and alarm conditions in recent 1 months.
• VIPⅡPLUS technology, special narrow design for entering elevators.(only for 588 838）
• Removable heat exchanger，almost all of the relevant components of the cooling components could be maintenance and replacement.

Safety

• Build-in back-up battery to display temperature and to operate audible and visual alarm system for up to 72 hours without AC power.
• Visual and audible alarm system: High/low temperature, power failure, sensor error, door ajar, low battery,condenser failure,high ambient temperature alarm,abnormal voltage alarm.
• Power failure protection: turn on delay of the cooling system when power failure,restart delay protection.
• Keyboard lock, password protection to avoid set parameter randomly.
• Special noise reduction design.

 
 Humanized design

• 4 casters with stopper for easy moving and fixation.
• Standard 25mm test hole for easy connecting to temperature monitoring systems.
• 3 adjustable shelves for easy storing.
• Standard USB port,USB port to read temperature and alarm conditions in recent 1 months.
• Visual and audible alarm and all alarm can be through reserved for remote alarm port remote alarm
• Removable condenser front cover convenient for cleaning and maintenance.
• SPECIFICATIONS 

  Model		MKF-86V50	MKF-86V188E	MKF-86V340	MKF-86V588 (VIP)	MKF-86V838（VIP)	MKF-86V936
  Capacity		50L	158L	340L	588L	838L	936L
  Type		Vertical
  Temp.Range		-40- -86℃		-60- -86℃		-70- -86℃	-40- -86℃
  Temp. Accuracy		0.1 ℃
  Control System		Microprocessor control & Large Screen LED Display
  Alarm		Audible and visual alarm for: High and low temperature, Sensor failure, Controller error		Multiple protection function password protection, frequent startup protection (only for MKF-86V936)
  				High and low temperature, Sensor failure, Door ajar, Power failure; Voltage abnormal, Ambient temperature abnormal, Low battery alarm, Filter blocking
  Refrigeration Type		Direct refrigeration
  Refrigerant		HFC	Mixture refrigerant	HFC	R190&R170	R190&R170	HFC
  Compressor		1set	1set	2 sets	2 sets	2 sets	2sets
  Condenser&Evaporator		Made of copper
  Construction	Structure	Unibody Design & Mono-assembly foaming (Rigid polyurethane insulation material)
  	Internal	SUS304
  	External	Cold-rolled steel coated with anti-bacteria powder
  Door		Front opening door with hasp		Front opening lockable door with full height handle, with vacuum release port
  Caster		4 casters
  Chamber with inner door		1	3	2	2	2	4
  Shelves		1 pc	2 pcs	3 pcs	3 pcs	3 pcs	3 pcs
  Test Port		1,φ18mm	1,φ30mm	2,φ25mm	1, φ25mm	1, φ25mm	1,φ18mm
  Consumption		450W	650w	1200w	815w	890w	1600w
  Power Supply		220V±10%，50/60HZ
  Standard Accessory		\	\	72 hours battery backup for power failure alarm
  Optional storage racks and boxes		\	9 racks 4*3,      108 boxes	12 racks 4*4,      192 boxes	16 racks 5*5 400 boxes	24 racks 5*5 600 boxes	24 racks 5*5 600 boxes
  External Size(W*D*H)mm		540*620*1115	700*700*1580	855*1006*1917.5	872*1192*1994.5	1160*1172*1907	1240*1000*2000
  Internal Size(W*D*H)mm		361*429*406	460*455*800	490*607*1140	606*738*1310	894*718*1310	1000*700*1335
  Package size (W*D*H)mm		718*894*1310	780*800*1710	935*1070*2128	1160*1172*1995	1212*1098*2185	1350*1080*2150