DC/DC Converters - DIN Rail Mount

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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: $67.30
618In Stock
420Expected 29/09/2026

Mfr. Part No.
DDR-120A-24

Mouser Part No
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

618In Stock

420Expected 29/09/2026

$67.30

$64.10

$61.20

$59.50

Quote

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

9 V

18 V

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: $67.30
718In Stock
336Expected 03/09/2026

Mfr. Part No.
DDR-120B-24

Mouser Part No
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

718In Stock

336Expected 03/09/2026

$67.30

$64.10

$61.20

$59.50

Quote

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

16.8 V

33.6 V

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: $67.30
204In Stock

Mfr. Part No.
DDR-120A-12

Mouser Part No
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

204In Stock

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

9 V

18 V

12 V

8.3 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: $67.30
136In Stock
364Expected 19/08/2026

Mfr. Part No.
DDR-120A-48

Mouser Part No
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

136In Stock

364Expected 19/08/2026

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

9 V

18 V

48 V

2.1 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: $67.30
146In Stock

Mfr. Part No.
DDR-120B-48

Mouser Part No
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

146In Stock

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

16.8 V

33.6 V

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 12V 10A 120W DIN Iso DC-DC

DDR-120C-12
MEAN WELL
1: $67.30
212In Stock
140Expected 30/09/2026

Mfr. Part No.
DDR-120C-12

Mouser Part No
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

212In Stock

140Expected 30/09/2026

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

33.6 V

67.2 V

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 24V 5A 120W DIN Iso DC-DC

DDR-120C-24
MEAN WELL
1: $67.30
65In Stock
392On Order

Mfr. Part No.
DDR-120C-24

Mouser Part No
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

65In Stock

392On Order

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

33.6 V

67.2 V

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: $67.30
51In Stock
56Expected 19/08/2026

Mfr. Part No.
DDR-120C-48

Mouser Part No
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

51In Stock

56Expected 19/08/2026

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

33.6 V

67.2 V

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 12V 10A 120W DIN Iso DC-DC

DDR-120D-12
MEAN WELL
1: $67.30
39In Stock
28Expected 19/08/2026

Mfr. Part No.
DDR-120D-12

Mouser Part No
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

39In Stock

28Expected 19/08/2026

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

67.2 V

154 V

12 V

10 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: $67.30
146In Stock
168Expected 30/09/2026

Mfr. Part No.
DDR-120D-24

Mouser Part No
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

146In Stock

168Expected 30/09/2026

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

67.2 V

154 V

24 V

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: $67.30
28In Stock

Mfr. Part No.
DDR-120D-48

Mouser Part No
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

28In Stock

$67.30

$64.10

$61.20

$59.50

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

67.2 V

154 V

48 V

2.5 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: $67.30
943On Order

Mfr. Part No.
DDR-120B-12

Mouser Part No
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

943On Order

$67.30

$64.10

$61.20

$59.50

$59.49

Min.: 1
Mult.: 1

Isolated

1 Output

120 W

16.8 V

33.6 V

12 V

10 A

4 kV

102 mm

32 mm

125 mm

Industrial

DDR-120

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

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