DC Fans – Mouser Hong Kong

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CFM-40 40mm x 40mm DC Axial Fans

Same Sky CFM-40 40mm x 40mm DC Axial Fans are offered with dual ball-bearing construction or an omniCOOL™ system for maximum reliability. The series offers a tachometer signal option and multiple speed options for different cooling needs. The rated speeds range from 3500RPM to 35,000RPM, while the airflow ranges from 4.22CFM up to 43.7CFM. The CFM-40 series is RoHS and REACH compliant and has an operating temperature range of -10°C to 70°C. Same Sky CFM-40 40mm x 40mm DC Axial Fans are an ideal thermal management solution for IT and telecommunications equipment, medical devices, and industrial applications.

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Part #

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 11000 RPM, 13.76 CFM

CFM-4020BF-2110-381
Same Sky
1: HK$98.56
527In Stock

Mfr. Part No.
CFM-4020BF-2110-381

Mouser Part No
179-CFM4020BF2110381

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 11000 RPM, 13.76 CFM

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Datasheet

527In Stock

HK$98.56

HK$79.90

HK$74.39

HK$71.60

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

13.76 CFM (0.39 m3/min)

11000 RPM

Ball

38.1 dBA

2.88 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 9500 RPM, 11.88 CFM, TS

CFM-4020BF-295-342-20
Same Sky
1: HK$79.49
299In Stock

Mfr. Part No.
CFM-4020BF-295-342-20

Mouser Part No
179-CFM4020BF2953422

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 9500 RPM, 11.88 CFM, TS

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Datasheet

299In Stock

HK$79.49

HK$71.93

HK$66.58

HK$62.39

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

11.88 CFM (0.34 m3/min)

9500 RPM

Ball

34.2 dBA

2.88 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 5500 RPM, 6.88 CFM

CFM-4020CF-055-212
Same Sky
1: HK$38.88
323In Stock

Mfr. Part No.
CFM-4020CF-055-212

Mouser Part No
179-CFM4020CF055212

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 5500 RPM, 6.88 CFM

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Datasheet

323In Stock

HK$38.88

HK$37.32

HK$37.24

HK$36.33

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

5 VDC

6.88 CFM (0.19 m3/min)

5500 RPM

21.2 dBA

850 mW

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 8000 RPM, 6.76 CFM, TS

CFM-4010B-280-296-20
Same Sky
1: HK$92.15
308In Stock

Mfr. Part No.
CFM-4010B-280-296-20

Mouser Part No
179-CFM4010B28029620

Same Sky

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 8000 RPM, 6.76 CFM, TS

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Datasheet

308In Stock

HK$92.15

HK$82.12

HK$77.10

HK$71.93

HK$70.12

Min.: 1
Mult.: 1

Axial

40 mm

10.5 mm

40 mm

24 VDC

6.76 CFM (0.19 m3/min)

8000 RPM

Ball

29.6 dBA

1.92 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 12 Vdc, ball, 16500 RPM, 19.42 CFM

CFM-4020BG-1165-498
Same Sky
1: HK$114.34
302In Stock

Mfr. Part No.
CFM-4020BG-1165-498

Mouser Part No
179-CFM4020BG1165498

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 12 Vdc, ball, 16500 RPM, 19.42 CFM

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Datasheet

302In Stock

HK$114.34

HK$101.85

HK$92.80

HK$86.39

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

12 VDC

19.42 CFM (0.55 m3/min)

16500 RPM

Ball

49.8 dBA

7.08 W

Auto Restart, Polarity Protection, Soft Start

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 9500 RPM, 11.88 CFM, TS

CFM-4020CF-295-342-20
Same Sky
1: HK$54.66
133In Stock

Mfr. Part No.
CFM-4020CF-295-342-20

Mouser Part No
179-CFM4020CF2953422

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 9500 RPM, 11.88 CFM, TS

Learn More

Datasheet

133In Stock

HK$54.66

HK$48.91

HK$45.62

HK$43.65

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

11.88 CFM (0.34 m3/min)

9500 RPM

Sleeve

34.2 dBA

360 mW

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 5500 RPM, 6.88 CFM, TS

CFM-4020BF-255-212-20
Same Sky
1: HK$87.05
127In Stock

Mfr. Part No.
CFM-4020BF-255-212-20

Mouser Part No
179-CFM4020BF2552122

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 5500 RPM, 6.88 CFM, TS

Learn More

Datasheet

127In Stock

HK$87.05

HK$77.43

HK$70.61

HK$65.76

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

6.88 CFM (0.19 m3/min)

5500 RPM

Ball

21.2 dBA

1.2 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 5500 RPM, 6.88 CFM, TS

CFM-4020CF-255-212-20
Same Sky
1: HK$59.51
224In Stock

Mfr. Part No.
CFM-4020CF-255-212-20

Mouser Part No
179-CFM4020CF2552122

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 5500 RPM, 6.88 CFM, TS

Learn More

Datasheet

224In Stock

HK$59.51

HK$53.51

HK$48.91

HK$45.54

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

6.88 CFM (0.19 m3/min)

5500 RPM

Sleeve

21.2 dBA

1.2 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 5000 RPM, 4.22 CFM

CFM-4010B-250-195
Same Sky
1: HK$95.11
848In Stock

Mfr. Part No.
CFM-4010B-250-195

Mouser Part No
179-CFM4010B250195

Same Sky

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 5000 RPM, 4.22 CFM

Learn More

Datasheet

848In Stock

HK$95.11

HK$84.83

HK$79.49

HK$76.20

View

Min.: 1
Mult.: 1

Axial

40 mm

10.5 mm

40 mm

24 VDC

4.22 CFM (0.12 m3/min)

5000 RPM

Ball

19.5 dBA

1.2 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 8000 RPM, 6.76 CFM

CFM-4010C-280-296
Same Sky
1: HK$79.82
597In Stock
600Expected 18/9/2026

Mfr. Part No.
CFM-4010C-280-296

Mouser Part No
179-CFM4010C280296

Same Sky

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 8000 RPM, 6.76 CFM

Learn More

Datasheet

597In Stock

600Expected 18/9/2026

HK$79.82

HK$64.77

HK$59.60

HK$57.29

View

Min.: 1
Mult.: 1

Axial

10.5 mm

40 mm

24 VDC

6.76 CFM (0.19 m3/min)

8000 RPM

29.6 dBA

1.44 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 9500 RPM, 11.88 CFM

CFM-4020CF-095-342
Same Sky
1: HK$68.64
264In Stock

Mfr. Part No.
CFM-4020CF-095-342

Mouser Part No
179-CFM4020CF095342

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 9500 RPM, 11.88 CFM

Learn More

Datasheet

264In Stock

HK$68.64

HK$59.18

HK$55.81

HK$52.28

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

5 VDC

11.88 CFM (0.34 m3/min)

9500 RPM

34.2 dBA

2.35 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 3500 RPM, 4.38 CFM

CFM-4020CF-235-114
Same Sky
1: HK$59.92
385In Stock

Mfr. Part No.
CFM-4020CF-235-114

Mouser Part No
179-CFM4020CF235114

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 3500 RPM, 4.38 CFM

Learn More

Datasheet

385In Stock

HK$59.92

HK$51.46

HK$47.02

HK$43.81

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

4.38 CFM (0.12 m3/min)

3500 RPM

11.4 dBA

960 mW

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 6500 RPM, 5.49 CFM

CFM-4010B-265-251
Same Sky
1: HK$105.71
67In Stock

Mfr. Part No.
CFM-4010B-265-251

Mouser Part No
179-CFM4010B265251

Same Sky

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 6500 RPM, 5.49 CFM

Learn More

Datasheet

67In Stock

HK$105.71

HK$91.16

HK$87.54

HK$84.17

View

Min.: 1
Mult.: 1

Axial

40 mm

10.5 mm

40 mm

24 VDC

5.49 CFM (0.16 m3/min)

6500 RPM

Ball

25.1 dBA

1.44 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 5000 RPM, 4.22 CFM, TS

CFM-4010C-250-195-20
Same Sky
1: HK$69.79
213In Stock

Mfr. Part No.
CFM-4010C-250-195-20

Mouser Part No
179-CFM4010C25019520

Same Sky

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 5000 RPM, 4.22 CFM, TS

Learn More

Datasheet

213In Stock

HK$69.79

HK$61.73

HK$57.70

HK$55.07

View

Min.: 1
Mult.: 1

Axial

10.5 mm

40 mm

24 VDC

4.22 CFM (0.12 m3/min)

5000 RPM

19.5 dBA

1.2 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 6500 RPM, 5.49 CFM

CFM-4010C-265-251
Same Sky
1: HK$77.43
83In Stock
200Expected 6/11/2026

Mfr. Part No.
CFM-4010C-265-251

Mouser Part No
179-CFM4010C265251

Same Sky

DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 6500 RPM, 5.49 CFM

Learn More

Datasheet

83In Stock

200Expected 6/11/2026

HK$77.43

HK$62.88

HK$57.79

HK$55.57

View

Min.: 1
Mult.: 1

Axial

10.5 mm

40 mm

24 VDC

5.49 CFM (0.16 m3/min)

6500 RPM

25.1 dBA

1.2 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 5500 RPM, 6.88 CFM, TS

CFM-4020BF-055-212-20
Same Sky
1: HK$97.57
10In Stock

Mfr. Part No.
CFM-4020BF-055-212-20

Mouser Part No
179-CFM4020BF0552122

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 5500 RPM, 6.88 CFM, TS

Learn More

Datasheet

10In Stock

HK$97.57

HK$78.25

HK$70.69

HK$65.84

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

5 VDC

6.88 CFM (0.19 m3/min)

5500 RPM

Ball

21.2 dBA

750 mW

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 9500 RPM, 11.88 CFM, TS

CFM-4020BF-095-342-20
Same Sky
1: HK$79.82
159In Stock
100Expected 9/10/2026

Mfr. Part No.
CFM-4020BF-095-342-20

Mouser Part No
179-CFM4020BF0953422

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 9500 RPM, 11.88 CFM, TS

Learn More

Datasheet

159In Stock

100Expected 9/10/2026

HK$79.82

HK$70.94

HK$66.50

HK$61.81

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

5 VDC

11.88 CFM (0.34 m3/min)

9500 RPM

Ball

34.2 dBA

2.25 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 3500 RPM, 4.38 CFM

CFM-4020BF-235-114
Same Sky
1: HK$67.49
165In Stock

Mfr. Part No.
CFM-4020BF-235-114

Mouser Part No
179-CFM4020BF235114

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 3500 RPM, 4.38 CFM

Learn More

Datasheet

165In Stock

HK$67.49

HK$60.58

HK$56.96

HK$54.75

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

4.38 CFM (0.12 m3/min)

3500 RPM

Ball

11.4 dBA

960 mW

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 7500 RPM, 9.38 CFM

CFM-4020BF-275-306
Same Sky
1: HK$79.82
127In Stock
300Expected 14/8/2026

Mfr. Part No.
CFM-4020BF-275-306

Mouser Part No
179-CFM4020BF275306

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 7500 RPM, 9.38 CFM

Learn More

Datasheet

127In Stock

300Expected 14/8/2026

HK$79.82

HK$71.43

HK$66.50

HK$64.44

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

9.38 CFM (0.27 m3/min)

7500 RPM

Ball

30.6 dBA

1.44 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 7500 RPM, 9.38 CFM, TS

CFM-4020CF-075-306-20
Same Sky
1: HK$65.84
107In Stock

Mfr. Part No.
CFM-4020CF-075-306-20

Mouser Part No
179-CFM4020CF0753062

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 7500 RPM, 9.38 CFM, TS

Learn More

Datasheet

107In Stock

HK$65.84

HK$56.22

HK$51.62

HK$48.09

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

5 VDC

9.38 CFM (0.27 m3/min)

7500 RPM

Sleeve

30.6 dBA

1.6 W

Auto Restart, Polarity Protection, Tachometer Signal

Polybutylene Terephthalate (PBT)

Wire Leads - 3

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 7500 RPM, 9.38 CFM

CFM-4020CF-275-306
Same Sky
1: HK$62.06
230In Stock

Mfr. Part No.
CFM-4020CF-275-306

Mouser Part No
179-CFM4020CF275306

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 7500 RPM, 9.38 CFM

Learn More

Datasheet

230In Stock

HK$62.06

HK$48.00

HK$45.37

HK$42.74

View

Min.: 1
Mult.: 1

Axial

20 mm

40 mm

24 VDC

9.38 CFM (0.27 m3/min)

7500 RPM

30.6 dBA

1.92 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 28 mm, 12 Vdc, ball, 20000 RPM, 24.38 CFM

CFM-4028BG-1200-568
Same Sky
1: HK$118.20
93In Stock

Mfr. Part No.
CFM-4028BG-1200-568

Mouser Part No
179-CFM4028BG1200568

Same Sky

DC Fans dc axial fan, 40 mm square, 28 mm, 12 Vdc, ball, 20000 RPM, 24.38 CFM

Learn More

Datasheet

93In Stock

HK$118.20

HK$105.96

HK$99.30

HK$91.82

HK$86.06

Min.: 1
Mult.: 1

Axial

28 mm

40 mm

12 VDC

24.38 CFM (0.69 m3/min)

20000 RPM

Ball

56.9 dBA

11.28 W

Auto Restart, Polarity Protection, Soft Start

Polybutylene Terephthalate (PBT)

Wire Leads - 2

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 7500 RPM, 9.38 CFM

CFM-4020BF-075-306
Same Sky
300: HK$58.20
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
CFM-4020BF-075-306

Mouser Part No
179-CFM4020BF075306

Same Sky

DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 7500 RPM, 9.38 CFM

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

HK$58.20

Min.: 300
Mult.: 100

Axial

20 mm

40 mm

5 VDC

9.38 CFM (0.27 m3/min)

7500 RPM

Ball

30.6 dBA

1.8 W

Auto Restart, Polarity Protection

Polybutylene Terephthalate (PBT)

Wire Leads - 2

CFM-40 40mm x 40mm DC Axial Fans

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