DC/DC Converters - DIN Rail Mount

DDR-120 120W DIN-Rail DC-DC Converters

MEAN WELL DDR-120 120W DIN-Rail DC-DC Converters feature an ultra-slim width of 32mm, easy installation on DIN rails, 2:1 wide input voltage, and a fanless design. The DDR-120 converters offer a -40°C to +70°C wide operating temperature range, 4KV_DC I/O isolation, and 150% peak load. This series also has various input and output options. MEAN WELL DDR-120 120W DIN-Rail DC-DC Converters are ideally suited for industrial and railway control, security control, communication systems, and other applications.

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Part #

DC/DC Converters - DIN Rail Mount 9-18Vin 24Vout 4.2A 100.8W DIN Iso DC-DC

DDR-120A-24
MEAN WELL
1: $99.65
492In Stock
420Expected 2026-11-26

Mfr. Part #
DDR-120A-24

Mouser Part #
709-DDR-120A-24

MEAN WELL

DC/DC Converters - DIN Rail Mount 9-18Vin 24Vout 4.2A 100.8W DIN Iso DC-DC

Learn More

Datasheet

492In Stock

420Expected 2026-11-26

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

24 V

4.2 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 16.8-33.6Vin 24V 5A 120W DIN Iso DC-DC

DDR-120B-24
MEAN WELL
1: $99.65
844In Stock
532Expected 2026-12-30

Mfr. Part #
DDR-120B-24

Mouser Part #
709-DDR-120B-24

MEAN WELL

DC/DC Converters - DIN Rail Mount 16.8-33.6Vin 24V 5A 120W DIN Iso DC-DC

Learn More

Datasheet

844In Stock

532Expected 2026-12-30

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

24 V

5 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 9-18Vin 12Vout 8.3A 99.6W DIN Iso DC-DC

DDR-120A-12
MEAN WELL
1: $99.65
187In Stock

Mfr. Part #
DDR-120A-12

Mouser Part #
709-DDR-120A-12

MEAN WELL

DC/DC Converters - DIN Rail Mount 9-18Vin 12Vout 8.3A 99.6W DIN Iso DC-DC

Learn More

Datasheet

187In Stock

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

12 V

8.3 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 16.8-33.6Vin 12V 10A 120W DIN Iso DC-DC

DDR-120B-12
MEAN WELL
1: $99.65
115In Stock
1,708On Order

Mfr. Part #
DDR-120B-12

Mouser Part #
709-DDR-120B-12

MEAN WELL

DC/DC Converters - DIN Rail Mount 16.8-33.6Vin 12V 10A 120W DIN Iso DC-DC

Learn More

Datasheet

115In Stock

1,708On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

12 V

10 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 33.6-67.2Vin 12V 10A 120W DIN Iso DC-DC

DDR-120C-12
MEAN WELL
1: $99.65
139In Stock
308On Order

Mfr. Part #
DDR-120C-12

Mouser Part #
709-DDR-120C-12

MEAN WELL

DC/DC Converters - DIN Rail Mount 33.6-67.2Vin 12V 10A 120W DIN Iso DC-DC

Learn More

Datasheet

139In Stock

308On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

12 V

10 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 9-18Vin 48Vout 2.1A 100.8W DIN Iso DC-DC

DDR-120A-48
MEAN WELL
1: $99.65
10In Stock
728On Order

Mfr. Part #
DDR-120A-48

Mouser Part #
709-DDR-120A-48

MEAN WELL

DC/DC Converters - DIN Rail Mount 9-18Vin 48Vout 2.1A 100.8W DIN Iso DC-DC

Learn More

Datasheet

10In Stock

728On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

48 V

2.1 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 67.2-154Vin 12V 10A 120W DIN Iso DC-DC

DDR-120D-12
MEAN WELL
1: $99.65
14In Stock
84On Order

Mfr. Part #
DDR-120D-12

Mouser Part #
709-DDR-120D-12

MEAN WELL

DC/DC Converters - DIN Rail Mount 67.2-154Vin 12V 10A 120W DIN Iso DC-DC

Learn More

Datasheet

14In Stock

84On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

12 V

10 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 16.8-33.6Vin48V 2.5A 120W DIN Iso DC-DC

DDR-120B-48
MEAN WELL
1: $99.65
1,120Expected 2026-11-25

Mfr. Part #
DDR-120B-48

Mouser Part #
709-DDR-120B-48

MEAN WELL

DC/DC Converters - DIN Rail Mount 16.8-33.6Vin48V 2.5A 120W DIN Iso DC-DC

Learn More

Datasheet

1,120Expected 2026-11-25

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

48 V

2.5 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 33.6-67.2Vin 24V 5A 120W DIN Iso DC-DC

DDR-120C-24
MEAN WELL
1: $99.65
726On Order

Mfr. Part #
DDR-120C-24

Mouser Part #
709-DDR-120C-24

MEAN WELL

DC/DC Converters - DIN Rail Mount 33.6-67.2Vin 24V 5A 120W DIN Iso DC-DC

Learn More

Datasheet

726On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

24 V

5 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 67.2-154Vin 24V 5A 120W DIN Iso DC-DC

DDR-120D-24
MEAN WELL
1: $99.65
543On Order

Mfr. Part #
DDR-120D-24

Mouser Part #
709-DDR-120D-24

MEAN WELL

DC/DC Converters - DIN Rail Mount 67.2-154Vin 24V 5A 120W DIN Iso DC-DC

Learn More

Datasheet

543On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

24 V

5 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 33.6-67.2Vin48V 2.5A 120W DIN Iso DC-DC

DDR-120C-48
MEAN WELL
1: $99.65
189On Order

Mfr. Part #
DDR-120C-48

Mouser Part #
709-DDR-120C-48

MEAN WELL

DC/DC Converters - DIN Rail Mount 33.6-67.2Vin48V 2.5A 120W DIN Iso DC-DC

Learn More

Datasheet

189On Order

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

48 V

2.5 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DC/DC Converters - DIN Rail Mount 67.2-154Vin 48V 2.5A 120W DIN Iso DC-DC

DDR-120D-48
MEAN WELL
1: $99.65
84Expected 2027-03-31

Mfr. Part #
DDR-120D-48

Mouser Part #
709-DDR-120D-48

MEAN WELL

DC/DC Converters - DIN Rail Mount 67.2-154Vin 48V 2.5A 120W DIN Iso DC-DC

Learn More

Datasheet

84Expected 2027-03-31

$99.65

$94.90

$90.72

$88.13

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

48 V

2.5 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

DDR-120 120W DIN-Rail DC-DC Converters

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