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: HK$568.82
570In Stock
420Expected 14/10/2026

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

570In Stock

420Expected 14/10/2026

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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 12V 10A 120W DIN Iso DC-DC

DDR-120B-12
MEAN WELL
1: HK$568.82
351In Stock
532Expected 16/9/2026

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

351In Stock

532Expected 16/9/2026

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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

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

DDR-120B-24
MEAN WELL
1: HK$568.82
597In Stock
336Expected 3/9/2026

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

597In Stock

336Expected 3/9/2026

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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: HK$568.82
193In 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

193In Stock

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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: HK$568.82
49In Stock
728On Order

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

49In Stock

728On Order

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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: HK$568.82
133In Stock
1,120Expected 28/10/2026

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

133In Stock

1,120Expected 28/10/2026

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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: HK$568.82
178In Stock
140Expected 30/9/2026

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

178In Stock

140Expected 30/9/2026

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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 67.2-154Vin 12V 10A 120W DIN Iso DC-DC

DDR-120D-12
MEAN WELL
1: HK$568.82
28In Stock
84On Order

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

28In Stock

84On Order

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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: HK$568.82
98In Stock
448On Order

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

98In Stock

448On Order

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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 33.6-67.2Vin48V 2.5A 120W DIN Iso DC-DC

DDR-120C-48
MEAN WELL
1: HK$568.82
15In Stock
112On Order

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

15In Stock

112On Order

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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 48V 2.5A 120W DIN Iso DC-DC

DDR-120D-48
MEAN WELL
1: HK$568.82
26In 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

26In Stock

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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 33.6-67.2Vin 24V 5A 120W DIN Iso DC-DC

DDR-120C-24
MEAN WELL
1: HK$568.82
396On 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

396On Order

HK$568.82

HK$541.70

HK$517.86

HK$503.06

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

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

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