Refrigeration Cold Storage Suppliers and Manufacturers

General Specification : Stable cryogenic temperature of maximum - 156 without liquid nitrogen - World patented CRYOGENICrefrigeration system - Stability systems and very easy to repair services - Speedy full down temperature with powerful refrigeration systems - Mixed CFC-free refrigerant developed by Operon - Special designed large capacity air-cold condenser and aero-dynamic fan - Hermetic compressor - CELL preservation system approved by KFDA - High anti-corrosion inner surface chamber by stainless steel - 200 mm high density polyurethane foam insulators to minimize cold air loss - Fine mold frame of chamber - High solid and compact frame with high impact coating finish - Heavy-duty wheel swivel casters - Filter cover for easy cleaning - Chest type - Temperature performance guaranteed in a +32’C ambient - Temperature sensor : Platinum 100 / RTD

General Specifications : Maximumcold trap temprature of -70~-90 collects all vapors and protects vacuum pump - Selective installation of manifold type or drying chamber type - All control and indicators are mounted on front panel - Digital temperature and vacuum display - Recommended 200 or 400 LPM vacuum pump - Average evacuation time of 16~30 minutes to reach acceptable vacuum level - 40 mm clear acrylic lid - Compact frame with high impact coating finish

General Specifications Double Controller OPERON’s exclusive, independent controlled up-right double door Freezer - Independent temperature control according to the sample need - Frequently used samples can be stored in the top chamber while long-term storage items remain undisturbed in the bottom - stable temperature with triple silicon gasket - Rim-heating system to prevent ice collecting on the gasket - Vacuum relief port for easy door opening - Automatic timer restart system after power failure - Washable condernser filter - Eye level mounted cintroller - Four inner doors in the top and bottom chambers to minimize cold air loss during door opening - CFC-free refrigerant system - Special designed large capacity air-cold condenser and aero dynamic fan - Exclusive LBP hermetic compressor enables quiet, efficient - Anticorrosion inner chamber using stainless steel - Standard / Adjustable shelf - 130 mm of high density polyurethane foam insulation - High impact powder coat finish - Heavy duty wheel swivel casters - Temperature sensor : Platinum 100 / RTD Single Controller Stable temperature with double-sealed silicon gasket - Vacuum relief port for easy door opening - Automatic timer restart system after power failure - Washable condernser filter - Eye level mounted cintroller - Four inner doors in the top and bottom chambers to minimize cold air loss during door opening - CFC-free refrigerant system - Special designed large capacity air-cold condenser and aero dynamic fan - Exclusive LBP hermetic compressor enables quiet, efficient - Anticorrosion inner chamber using stainless steel - Standard / Adjustable shelf - 130 mm of high density polyurethane foam insulation - High impact powder coat finish - Heavy duty wheel swivel casters - Temperature sensor : Platinum 100 / RTD

Upright type ULT(deep) freezers with the temperature ranges -86 degree C to � 40 degree C 1.Independent temperature control according to the samples needs 2.Frequently used samples can be stored in the top chamber while long-term storage items remain undisturbed in the bottom chamber. 3.Twin refrigeration systems assures to protect the user valuable samples when event like compressor failure. 4.The twin refrigeration systems consist of independent chamber , compressor , fan and controller . So this mode is very safer and suitable to long-term storage for the most high valued materials. 5.Operon Internationally Patent registered “Auto Cascade refrigeration system� is applied. 6.Advanced CFC-free/HCFC-free refrigerants systems . 7.Exclusive LBP hermetic compressor enables noise level less than 55dB. 8.Performance testing is guaranteed in warm (+30 degree C) 9.The Electrical overload protection safety device protect the compressors and sequence-restart . 10.Integrated safety device for overload and thermal protection. 11.The automatic timer & relay systems will automatically restart the unit in case of power failure. 12.Specially designed large capacity of Air cooled condenser and aero-dynamic axial fan 13.Cooling coil : Down-feed evaporator for maximum heat removal and temperature uniformity. 14.Eye level mounted microprocessor controller digital display 0.1 degree C increment 15.Specially designed refrigeration system allows free-setting temperature. 16.Door lock with key and Double password 1st for access 2nd for data correction. 17.Audible& Visual Low and High alarm 18.Standard RS-232 data port with interface can be data acquisition & data control upto maximum 16 channels via user PC 19.Anti corrosion stainless steel & Round corner Inner chamber. 20.Four stainless inner doors minimize cold air loss & Cold rolled steel with powder coated outer doors. 21.Cold rolled steel with powder coated Outer cabinet . 22.The Rim heating systems to prevent ice collecting on the gasket. 23.Triple sealed silicon gasket minimize cold air loss and assure the stable temperature. 24.130mm of high density poly urethane foam insulation. / Vacuum insulation panel available. 25.Washable condenser filter with hinged grill allow easy access to filter. 26.Heavy-duty dual wheel swivel locking casters . 27.Built in the Vacuum relief port for easy door opening(Validation access port).

Upright type ULT(deep) freezers. Two compressors can make -90 degree C chamber temperature normal time.

Operon's Combination type freeze dryer(Lyophilizer) and All-in-one type freeze dryer. The Cooled & Heated drying chamber and T-type manifold can be loaded samples with vials & flasks and Bulk simultaneously. It is very useful to drying for small quantity of samples.

Chill simulator for aircraft fuel.

Plasma storage freezers, Stem cell freezers with the cooling temperature -140 degree C to -165 degree C.

Operon's bulk tray type freeze dryer(Lyophilizer) applied International patents registered the Cryogenic Auto Cascade systems. And realized the fast cooling & defrosting systems applied the Cryogenic technology. The Lowest temperature -120 degree C of cold trap collectable for almost kinds of vapors even organic solvents like ethanol and protect the vacuum pump.

Operon's upright type, bench top type and chemical-free freeze dryers.

Operon's Stoppering type freeze dryer Standard Stoppering systems , included heated 3shelves , stoppering device , clear acrylic drying chamber and lift(12L model only) Lowest temperature -120degree C to -55degree C of cold trap collect for almost kinds of Humidity, vapors , organic solvent and protect vacuum pump . Various Ice holding capacity from 24L to 3L .

Operon's Bench top type freeze dryer All-in-one type Bench top freeze dryer compatible drying chamber and T-manifold Microprocessor controlled LED digital display 0.1 degree C increments. Vacuum display 2000mmtorr ~ 0mmtorr

Concentration &Lyophilization both are available with the liquid samples When you want to concentrate & freeze dry with small quantity of liquid samples quickly , you can put the samples in the micro tubes as liquid. The Operon Speed vacuum centrifugal concentrator (SVQ) is designed for preparation with a high speedy and maximum recovery of DNA, RNA , Protein , Peptides , Amino-acids , Enzymes , for analysis by IR , UV and Electrophoresis. The Gravitational force prevents bumping , foaming and sputtering of the solution so that virtually 99% of the samples concentrated and recovered . Rotor is driven magnetically. Motor is located in the lower section and transmit the power through a magnetic coupling.

Quick freezing for fluid bags , metal semiconductor , fishery , agriculture and foods processing within 30minutes to 60minutes.

General Specifications : Fast cooling/Fast Defrosting System utilizing Operon's internationally patented Cryogenic refigeration system(patent No.:0337991) and water vapor cryo cooler technology - Compact and efficient with the Square type of drying chamber - Maximum cold trap temperature of -86~-120collects all vapors and protects vacuum pump - 40mm of clear acrylic chamber and trap door enables monitoring thoughtout freeze drying process

Upright type ULT(deep) freezers with the temperature ranges -86 degree C to � 40 degree C 1.Bottom mounted Two stage Auto Cascade Refrigeration system can get cooling performance maximum -86 degree C , continuously. 2.Operon’s Internationally Patent registered “Auto Cascade refrigeration system� is applied. 3.Advanced CFC-free/HCFC-free refrigerants systems . 4.Exclusive LBP hermetic compressor enables noise level less than 55dB. 5.Performance testing is guaranteed in warm (+30 degree C) 6.The Electrical overload protection safety device protect the compressors and sequence-restart . 7.Integrated safety device for overload and thermal protection. 8.The automatic timer & relay systems will automatically restart the unit in case of power failure. 9.Specially designed large capacity of Air cooled condenser and aero-dynamic axial fan 10.Cooling coil : Down-feed evaporator for maximum heat removal and temperature uniformity. 11.Eye level mounted microprocessor controller digital display 0.1 degree C increment 12.Specially designed refrigeration system allows free-setting temperature. 13.Door lock with key and Double password 1st for access 2nd for data correction. 14.Audible & Visual Low and High alarm 15.Standard RS-232 data port with interface can be data acquisition & data control upto maximum 16 channels via user’s PC 16.Anti corrosion stainless steel & Round corner Inner chamber. 17.Four stainless inner doors minimize cold air loss & Cold rolled steel with powder coated outer door. 18.Cold rolled steel with powder coated Outer cabinet . 19.The Rim heating systems to prevent ice collecting on the gasket. 20.Triple sealed silicon gasket minimize cold air loss and assure the stable temperature. 21.130mm of high density poly urethane foam insulation. / Vacuum insulation panel available. 22.Washable condenser filter with hinged grill allow easy access to filter. 23.Heavy-duty dual wheel swivel locking casters . 24.Built in the Vacuum relief port for easy door opening(Validation access port) .

Chest type ULT(deep) freezers with the temperature ranges -86 degree C to – 40 degree C 1.Microprocessor control system LED Digital display, 0.1degree C increment 2.Set-point security system with user’s double password(1st for access , 2nd for data correction) 3.Safety alarm system(Audible & visual warning) in case of high temp., 4.RS-232 data port with interface(Standard)can be data acquisition & control via User’s PC 5.Optional 7” LCD touch screen control system with 3Years data storage capacity and USB port can be display & data acquisition via user’s PC -Temperature graphic -Searchable , Downloadable 3Years Data & Event status with the 500ea of excel file -Selectable Energy saving mode -Additional temperature sensors & alarm sensors 3port or 6port (1 for control , 3 for samples , 1 for warm condenser , 1 for ambient) optionally instead of recorder -RS-485 telecommunication between freezer to RMU or RS-485 with Interface to PC -Warm condenser alarm &Ice crystallization alarmsystem optionally -Optional RMU system can be controlled the temperature setting & monitored current status via user’s mobile phone – alarm & messages (CDMA registration is required) Volt meter display current input voltage

Cold trap , Vapor trap , Gas trap , Humidity trap . There are 3 types of trap , Coil type , Glass type , and Probe type Effective prevention of vapor from a vacuum oven or chamber come into the vacuum pump. Lowest temperature -120 degree C to -50 degree C of cold trap collectable for almost of humidity & vapor effectively and protects vacuum pump. Powerful cooling system down to -80 degree C within 25minutes. Wide range of the trap capacity 12L ~ 1.8L Available to use as a Cryo bath There are three type of trap , glass ,coil type and probe type.

Cryogenic test chamber upto -165 degree C ~ -130 degree C allows to make Cryogenic environment to strength test of metal or use for Cryogenic metal treatment chamber without liquid nitrogen. Applied, international patent registered Operon's The Cryogenic Auto cascade system. Stable Cryogenic Temperature of maximum performance -165 degree C without liquid nitrogen.