Biomedical Freezers
Distributed by:
SANYO Electric Co., Ltd.
Biomedical Division
http://biomedical.sanyo.com/
©2009 SANYO Printed in Japan 2009.11 MA
SHR153
SANYO Electric Co., Ltd., Biomedical Division, Gunma is certified for:
Quality management system: ISO9001 / Medical devices quality management system: ISO13485 / Environmental management system: ISO14001
Specifications
*Cooling performance is indicated by the temperature reached at the center of the freezer (at ambient temperature
of 30°C with no load). In order to use the freezer at a stable temperature for a long time, it is recommended that
the temperature be set to at least 5°C higher than the indicated lowest temperature.
In addition, depending on the usage conditions, it may not be possible to reach the indicated lowest temperature.
Caution:
SANYO guarantees the product under certain warranty conditions.
SANYO in no way shall be responsible for any loss of content or damage to content.
• Appearance and specifications are subject to change without notice.
Model
Exterior dimensions
(W x D x H)
Interior dimensions
(W x D x H)
Capacity
Cooling performance
Control range
Baskets
Access ports
Compressor
Refrigerant
Alarm system
Calibration
Options
MDF-137
*
640 x 687 x 881 (mm)
25.2 x 27.0 x 34.7 (inch)
525 x 440 x 715 (mm)
20.7 x 17.3 x 28.1 (inch)
138L (4.9 cu. ft.)
2
Hermetic, 150W
MDF-436
1265 x 807 x 905 (mm)
49.8 x 31.8 x 35.6 (inch)
1140 x 550 x 735 (mm)
44.9 x 21.7 x 28.9 (inch)
426L (15.0 cu. ft.)
-35°C (AT: 35°C, no load)
-20°C to -35°C
4
Hermetic, 350W
MDF-237
*
905 x 687 x 881 (mm)
35.6 x 27.0 x 34.7 (inch)
790 x 440 x 715 (mm)
31.1 x 17.3 x 28.1 (inch)
221L (7.8 cu. ft.)
3
17mm diameter, right-hand side and bottom left
Hermetic, 200W
Temperature recorder (MTR-G85, MTR-4015LH),
Baskets (MDF-13B2/13B3/43B2/43B3), SANYO DAQ system
MDF-U537
804 x 772 x 1802 (mm)
31.5 x 30.4 x 70.9 (inch)
658 x 607 x 1272 (mm)
25.9 x 23.9 x 50.1 (inch)
482L (17.0 cu. ft.)
MDF-U537D
804 x 772 x 1802 (mm)
31.7 x 30.4 x 70.9 (inch)
658 x 607 x 589/Top (mm) 658 x 607 x 603/Bottom (mm)
25.9 x 23.9 x 23.2 (inch) 25.9 x 23.9 x 23.7 (inch)
452L (16.0 cu. ft.)
-30°C (AT: 35°C, no load)
-20°C to -30°C
Two 30mm diameter, rear
Hermetic, 350W
Temperature recorder (MTR-G85, MTR-4015LH), SANYO DAQ system
HFC
• High/low temperature alarm (SV ±5°C to ±15°C adjustable) • Power failure • Remote alarm contact
Zero adjustment via control panel
Performance Data
Model
Exterior dimensions
(W x D x H)
Interior dimensions
(W x D x H)
Capacity
Cooling performance
Control range
Baskets
Access ports
Compressor
Refrigerant
Alarm system
Calibration
Options
MDF-U333
614 x 733 x 1620 (mm)
24.2 x 28.9 x 63.8 (inch)
490 x 485 x 1290 (mm)
19.3 x 19.1 x 50.8 (inch)
274L (9.7 cu. ft.)
-30°C (AT: 35°C, no load)
-20°C to -30°C
4 large, 1 small
30mm diameter, left-hand side
Hermetic, 225W
• High/low temperature alarm
(SV ±5°C to ±15°C adjustable)
• Power failure • Remote alarm contact
Zero adjustment via control panel
Temperature recorder (MTR-G85,
MTR-4015LH), SANYO DAQ system
MDF-U443
*
800 x 832 x 1810 (mm)
31.5 x 32.8 x 71.3 (inch)
640 x 615 x 1090 (mm)
25.2 x 24.2 x 42.9 (inch)
426L (15.0 cu. ft.)
-40°C (AT: 35°C, no load)
-15°C to -40°C
—
40mm diameter, left-hand side
Hermetic, 400W/750W
• High/low temperature alarm
(SV ±5°C to ±20°C adjustable)
• Power failure • Filter clogging
• Remote alarm contact • Battery/
fanmotor replacement notification
—
Temperature recorder (MTR-85H,
MTR-4015LH), SANYO DAQ system
Top: 6 medium. Bottom: 8 small
30mm diameter, rear
HFC
Te
m
p
er
at
u
re (
˚C
)
Pull-down characteristics
under no-load condition
+40
+20
0
-20
-40
MDF-137 MDF-237 MDF-436
Time (Hr)
1
2
3
4
5
6
Te
m
p
er
at
u
re (
˚C
)
Pull-up characteristics
under no-load condition
+40
+20
0
-20
-40
Time (Hr)
1
2
3
4
5
6
MDF-137 MDF-237 MDF-436
-20°C to -30°C
-30°C (AT: 35°C, no load)
MTR-5000/
Ethernet (LAN) Interface
MTR-L03
or RS232C/
RS485 Interface
MTR-480
MDF-U537D
MDF-U537
MDF-U333
MDF-U443
MDF-137
MDF-237
MDF-436
Options
Storage Baskets
For MDF-137/237
MDF-13B2
(set of two)
MDF-13B3
(set of three)
Outer dimensions:
255(W) x 420(D) x 205(H)mm
Inner dimensions:
210(W) x 370(D) x 200(H)mm
Temperature Recorders
SANYO DAQ system
MTR-G85
(except MDF-U443) -100°C to +40°C
• Mounting kit for chest: MDF-S740
• Mounting kit for MDF-U537 and MDF-U537D
(lower room): MPR-S7
• External mounting kit for MDF-U333 and MDF-U537D
(upper room): MDF-S740T
• Recording paper: RP-G85
• Recording pen: PG-R
MTR-4015LH
-40°C to +14°C
• Mounting kit for chest: MDF-S3040
• Mounting kit for upright: MPR-S30
(No kit required for MDF-U443)
• Recording paper: RP-40
MTR-85H
(for MDF-U443 only) -100°C to +50°C
• Recording paper: RP-85
• Recording pen: DF-38FP
For MDF-436
MDF-43B2
(set of two)
MDF-43B3
(set of three)
Outer dimensions:
275(W) x 530(D) x 205(H)mm
Inner dimensions:
230(W) x 480(D) x 200(H)mm
*
MDF-137 & 237 for 60Hz, MDF-U443 for 110V/60Hz and 115V/60Hz are unavailable.
SANYO Biomedical Freezers offer
the outstanding reliability and
performance required in a wide
variety of storage and research
applications.
MTR-G85
MTR-4015LH
MTR-85H
MDF-U333
MDF-U443
Te
m
p
er
at
u
re (
˚C
)
+40
+20
0
-20
-40
Time (Hr)
1
7
2 3 4 5 6
Te
m
p
er
at
u
re (
˚C
)
+40
+20
0
-20
-40
-60
Time (Hr)
1
7
2 3 4 5 6
Te
m
p
er
at
u
re (
˚C
)
+40
+20
0
-20
-40
Time (Hr)
1
7
2 3 4 5 6
9
8
MDF-U537
Te
m
p
er
at
u
re (
˚C
)
+40
+20
0
-20
-40
Time (Hr)
1
7
2 3 4 5 6
9
8
MDF-U537D
Pull-down characteristics
Pull-up characteristics during power failure
Central air temp. in cabinet
Ambient temp. 35˚C, No-load
Top chamber
Bottom chamber
