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Coolant Distribution Unit (CDU)

CDU Cooling Distribution Unit


CDU (Coolant Distribution Unit) is the core of liquid cooling systems. It distributes coolant evenly and comes with monitoring modules to maintain stable operation. This secondary-side unit controls heat exchange for liquid cold plates, integrating variable-frequency pumps, plate heat exchangers, control valves, sensors, filters, expansion tanks, flow meters and an online liquid refilling system. Pre-assembled and factory-commissioned, it cuts on-site installation labor.

CDU (Coolant Distribution Unit) is the core of liquid cooling systems. It distributes coolant evenly and comes with monitoring modules to maintain stable operation. This secondary-side unit controls heat exchange for liquid cold plates, integrating variable-frequency pumps, plate heat exchangers, control valves, sensors, filters, expansion tanks, flow meters and an online liquid refilling system. Pre-assembled and factory-commissioned, it cuts on-site installation labor.



Product Details
ㅤProduct Parametersㅤ
ㅤProduct Descriptionㅤ
ㅤProduct Featuresㅤ

Technical Specifications

Model

20W

30W

40W

50W

60W

70W

80W

supply power

220V 1Ph 50Hz

Unit performance parameters

Primary side temp. 35/42 ℃,

Secondary side temp. 40/47

cooling capacity-
kW

21.1

32.2

41.3

53.2

62.5

70.6

82.1

Secondary side flow rate-m3/h

2.58

3.94

5.06

6.51

7.65

8.64

10.05

Secondary side pressure drop- kPa

30.7

44.1

62.9

41.4

50.9

62.0

74.7

Primary side flow rate-m3/h

2.58

3.94

5.06

6.51

7.65

8.64

10.05

Primary side pressure drop- kPa

41.2

55.3

74.9

54.5

65.3

78.0

92.5

Rated power  -kW

0.46

0.59

0.73

0.83

0.91

1.00

1.13

FLA -A

4.26

4.26

4.26

5.97

5.97

5.97

8.81

Primary side medium

Softened water, ethylene glycol solution

Secondary side medium

Deionized water, ethylene glycol solution, propylene glycol solution

Primary side pipeline

DN32

DN32

DN32

DN40

DN40

DN40

DN40

Secondary side pipeline

DN32

DN32

DN32

DN40

DN40

DN40

DN40

Interface type

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Width  -mm

600

600

600

600

600

600

600

Deep - mm

1200

1200

1200

1200

1200

1200

1200

Height - mm

2000

2000

2000

2000

2000

2000

2000

Weight - kg

200

200

200

220

220

220

220

 

Model

90W

100W

120W

150W

200W

260W

300W

supply power

380V 3Ph 50Hz

Unit performance parameters

Primary side temp. 35/42 ℃,Secondary side temp. 40/47

cooling capacity-
kW

91.8

102.2

123.5

150.4

202.4

261.0

305.2

Secondary side flow rate-m3/h

11.24

12.51

15.12

18.42

24.78

31.96

37.37

Secondary side pressure drop-kPa

58.9

68.0

37.6

47.6

69.0

47.8

57.0

Primary side flow rate-m3/h

11.24

12.51

15.12

18.42

24.78

31.96

37.37

Primary side pressure drop-kPa

68.9

78.0

47.6

57.6

79.0

57.4

66.5

Rated power  -kW

1.25

1.39

1.50

1.87

2.57

3.10

3.32

FLA-A

2.91

2.91

3.85

3.85

5.35

6.67

6.67

Primary side medium

Softened water, ethylene glycol solution

Secondary side medium

Deionized water, ethylene glycol solution, propylene glycol solution

Primary side pipeline

DN50

DN50

DN65

DN65

DN80

DN100

DN100

Secondary side pipeline

DN50

DN50

DN65

DN65

DN80

DN100

DN100

Interface type

Chuck interface

Chuck interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Width  -mm

600

600

600

600

600

600

600

Deep - mm

1200

1200

1200

1200

1200

1200

1200

Height - mm

2000

2000

2000

2000

2000

2000

2000

Weight - kg

260

260

280

280

300

370

370

 

 

Model

350W

400W

500W

600W

800W

1000W

1200W

1500W

supply power

380V 3Ph 50Hz

Unit performance parameters

Primary side temp. 35/42 .

Secondary side temp. 40/47

cooling capacity-
kW

352.7

402.3

502.0

606.1

801.6

1002.8

1201.9

1504.2

Secondary side flow rate-m3/h

43.19

49.26

61.47

74.22

98.16

122.79

147.17

184.19

Secondary side pressure drop-kPa

50.9

60.4

62.5

67.0

69.0

69.0

69.0

70.0

Primary side flow rate-m3/h

43.19

49.26

61.47

74.22

98.16

122.79

147.17

184.19

Primary side pressure drop-kPa

61.2

70.8

72.8

77.0

79.0

79.0

79.0

79.0

Rated power  -kW

4.00

4.16

4.37

5.29

7.42

8.70

10.20

13.54

FLA-A

8.54

8.54

9.10

10.98

15.11

17.74

20.74

26.92

Primary side medium

Softened water, ethylene glycol solution

Secondary side medium

Deionized water, ethylene glycol solution, propylene glycol solution

Primary side pipeline

DN100

DN100

DN125

DN125

DN150

DN150

DN200

DN200

Secondary side pipeline

DN100

DN100

DN125

DN125

DN150

DN150

DN200

DN200

Interface type

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Width  -mm

800

800

800

800

1000

1000

1200

1600

Deep - mm

1200

1200

1200

1200

1200

1200

1200

1200

Height - mm

2000

2000

2000

2000

2000

2000

2000

2000

Weight - kg

420

420

480

520

610

630

810

810

 

Product Sample

 

Technical Specifications

Model

20W

30W

40W

50W

60W

70W

80W

supply power

220V 1Ph 50Hz

Unit performance parameters

Primary side temp. 35/42 ℃,

Secondary side temp. 40/47

cooling capacity-
kW

21.1

32.2

41.3

53.2

62.5

70.6

82.1

Secondary side flow rate-m3/h

2.58

3.94

5.06

6.51

7.65

8.64

10.05

Secondary side pressure drop- kPa

30.7

44.1

62.9

41.4

50.9

62.0

74.7

Primary side flow rate-m3/h

2.58

3.94

5.06

6.51

7.65

8.64

10.05

Primary side pressure drop- kPa

41.2

55.3

74.9

54.5

65.3

78.0

92.5

Rated power  -kW

0.46

0.59

0.73

0.83

0.91

1.00

1.13

FLA -A

4.26

4.26

4.26

5.97

5.97

5.97

8.81

Primary side medium

Softened water, ethylene glycol solution

Secondary side medium

Deionized water, ethylene glycol solution, propylene glycol solution

Primary side pipeline

DN32

DN32

DN32

DN40

DN40

DN40

DN40

Secondary side pipeline

DN32

DN32

DN32

DN40

DN40

DN40

DN40

Interface type

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Chuck interface

Width  -mm

600

600

600

600

600

600

600

Deep - mm

1200

1200

1200

1200

1200

1200

1200

Height - mm

2000

2000

2000

2000

2000

2000

2000

Weight - kg

200

200

200

220

220

220

220

 

Model

90W

100W

120W

150W

200W

260W

300W

supply power

380V 3Ph 50Hz

Unit performance parameters

Primary side temp. 35/42 ℃,Secondary side temp. 40/47

cooling capacity-
kW

91.8

102.2

123.5

150.4

202.4

261.0

305.2

Secondary side flow rate-m3/h

11.24

12.51

15.12

18.42

24.78

31.96

37.37

Secondary side pressure drop-kPa

58.9

68.0

37.6

47.6

69.0

47.8

57.0

Primary side flow rate-m3/h

11.24

12.51

15.12

18.42

24.78

31.96

37.37

Primary side pressure drop-kPa

68.9

78.0

47.6

57.6

79.0

57.4

66.5

Rated power  -kW

1.25

1.39

1.50

1.87

2.57

3.10

3.32

FLA-A

2.91

2.91

3.85

3.85

5.35

6.67

6.67

Primary side medium

Softened water, ethylene glycol solution

Secondary side medium

Deionized water, ethylene glycol solution, propylene glycol solution

Primary side pipeline

DN50

DN50

DN65

DN65

DN80

DN100

DN100

Secondary side pipeline

DN50

DN50

DN65

DN65

DN80

DN100

DN100

Interface type

Chuck interface

Chuck interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Width  -mm

600

600

600

600

600

600

600

Deep - mm

1200

1200

1200

1200

1200

1200

1200

Height - mm

2000

2000

2000

2000

2000

2000

2000

Weight - kg

260

260

280

280

300

370

370

 

 

Model

350W

400W

500W

600W

800W

1000W

1200W

1500W

supply power

380V 3Ph 50Hz

Unit performance parameters

Primary side temp. 35/42 .

Secondary side temp. 40/47

cooling capacity-
kW

352.7

402.3

502.0

606.1

801.6

1002.8

1201.9

1504.2

Secondary side flow rate-m3/h

43.19

49.26

61.47

74.22

98.16

122.79

147.17

184.19

Secondary side pressure drop-kPa

50.9

60.4

62.5

67.0

69.0

69.0

69.0

70.0

Primary side flow rate-m3/h

43.19

49.26

61.47

74.22

98.16

122.79

147.17

184.19

Primary side pressure drop-kPa

61.2

70.8

72.8

77.0

79.0

79.0

79.0

79.0

Rated power  -kW

4.00

4.16

4.37

5.29

7.42

8.70

10.20

13.54

FLA-A

8.54

8.54

9.10

10.98

15.11

17.74

20.74

26.92

Primary side medium

Softened water, ethylene glycol solution

Secondary side medium

Deionized water, ethylene glycol solution, propylene glycol solution

Primary side pipeline

DN100

DN100

DN125

DN125

DN150

DN150

DN200

DN200

Secondary side pipeline

DN100

DN100

DN125

DN125

DN150

DN150

DN200

DN200

Interface type

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Flange interface

Width  -mm

800

800

800

800

1000

1000

1200

1600

Deep - mm

1200

1200

1200

1200

1200

1200

1200

1200

Height - mm

2000

2000

2000

2000

2000

2000

2000

2000

Weight - kg

420

420

480

520

610

630

810

810

 

Product Sample

 


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Frequently Asked Questions
Q: What products and solutions does Shanghai Shenglin provide?

Shanghai Shenglin specializes in data center infrastructure and complete data center solutions. Our product portfolio includes liquid cooling systems, CDU (Coolant Distribution Units), chillers, dry coolers, precision air conditioning systems, modular data centers, and customized thermal management solutions for AI, cloud computing, edge computing, and industrial applications.

Q: Can Shenglin support overseas projects?

Yes. Shenglin has experience supporting international projects and has delivered solutions for customers in North America, the Middle East, Southeast Asia, and other regions. We provide technical consultation, equipment supply, remote support, and on-site services based on project requirements.

Q: Why choose Shanghai Shenglin?

With more than a decade of experience, integrated engineering and manufacturing capabilities, and over 80 completed projects across data centers, energy storage, and industrial applications, Shenglin is committed to delivering reliable, efficient, and scalable infrastructure solutions for the next generation of digital facilities.

Q: How can I get a quotation or technical proposal?

Simply contact our team with your project requirements, including IT load, cooling demand, location, and deployment timeline. Our engineers will evaluate your needs and provide a customized solution proposal and quotation as quickly as possible.

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