Double Controller - OPERON? 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 - 130 mm of high density polyurethane foam insulation - High impact powder coat finish - Heavy-duty wheel swivel casters
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 - 130 mm of high density polyurethane foam insulation - High impact powder coat finish - Heavy-duty wheel swivel casters
* CONTROL SYSTEM
- Microprocessor Control System - Digital display, 0.1°C increment - Set-point security system with user password - Top and bottom independent control system
* ALARM SYSTEM
- Built-in safety alarm system (audible and visual warning) in cases of power failure, sudden rise in temperature and open door - Indicator to advise user to clean condenser intake filter
* STANDARD SPECIFICATIONS
Model
DFUD-558CC
DFUD-558BC
DFUD-558AC
DFUD-558BB
DFUD-558AA
MAX TEMPERATURE
Up -86°C Bottom -86°C
Up -55°C Bottom -86°C
Up -40°C Bottom -86°C
Up -55°C Bottom -55°C
Up -40°C Bottom -40°C
DIMENSION
(OUT)W1000*D950*1950 INDEPENDENT CHAMBER W750*D620*600 X 2EA
COMPRESSOR
1.5HP*3
1.5HP*2
1.5HP*2
1.5HP*2
1HP*2
CAPACITY
558 L
DOOR(IN/OUT)
4/2
ELECTRIC
12A
8A
7A
WEIGHT
415 kg
410 kg
405 kg
410 kg
390 kg
Model
DFUD-657CC
DFUD-657BC
DFUD-657AC
DFUD-657BB
DFUD-657AA
MAX TEMPERATURE
Up -86°C Bottom -86°C
Up -55°C Bottom -86°C
Up -40°C Bottom -86°C
Up -55°C Bottom -55°C
Up -40°C Bottom -40°C
DIMENSION
(OUT)W1000*D950*H1950 INDEPENDENT CHAMBER W750*D730*H550 X 2EA
COMPRESSOR
1.5HP*3
1.5HP*2
1.5HP*2
1.5HP*2
1HP*2
CAPACITY
657 L
DOOR(IN/OUT)
4/2
ELECTRIC
12A
8A
7A
WEIGHT
430kg
425kg
420 kg
425 kg
405 kg
* DOUBLE DOOR / SINGLE CONTROLER
Model
DFUD-374E
DFUD-446E
DFUD-558E
MAX TEMPERATURE
A
B
C
A
B
C
A
B
C
-40
-55
-86
-40
-55
-86
-40
-55
-86
DIMENSION
(OUT)W860*D750*H1950 (IN)W600*D520*H1200
(OUT)W860*D880*H1950 (IN)W600*D620*H1200
(OUT)W1000*D880*H1950 (IN)W750*D620*H1200
COMPRESSOR
1/2
1.5
1.5*2
3/4
1.5
1.5*2
1.5HP*2
CAPACITY
374 L
446 L
558 L
DOOR(IN/OUT)
4/2
ELECTRIC (A)
3.2
5.5
8
4.2
5.5
8
5.5
7
9
WEIGHT(Kg)
350
370
380
360
380
390
380
400
410
Model
DFUD-657E
DFUD-740E
MAX TEMPERATURE
A
B
C
A
B
C
-40
-55
-86
-40
-55
-86
DIMENSION
(OUT)W1000*D950*H1950 (IN)W750*D730*H1200
(OUT)W1010*D1010*H2040 (IN)W750*D750*H1300
CAPACITY
657 L
731 L
DOOR(IN/OUT)
4/2
ELECTRIC
6.9A
7A
9A
6.9A
7A
9A
WEIGHT
395Kg
415Kg
425Kg
425Kg
445Kg
455Kg
- 40°C ; SINGLE STAGE SYSTEM - 55°C ; SINGLE STAGE AUTO CASCADE SYSTEM - 86°C ; TWO STAGE CA SCADE SYSTEM
Custom-made product available for upper chamber or bottom chamber with -40, -55 or -86 DFU-1080 special specification : VALIDATION - copper tube inside each chamber - 220V/440V 3PH DOUBLE DOOR/SINGLE CONTROLLER is same as SINGLE DOOR and has two out- doors