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.

Results: 23
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Type
Height
Depth
Width
Operating Supply Voltage
Airflow
Speed
Bearing Type
Noise
Power Rating
Features
Housing Material
Termination Style
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 5500 RPM, 6.88 CFM
Datasheet
337In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 9500 RPM, 11.88 CFM, TS
Datasheet
299In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 8000 RPM, 6.76 CFM, TS
Datasheet
308In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 11000 RPM, 13.76 CFM
Datasheet
65In Stock
500Expected 07/08/2026
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 5500 RPM, 6.88 CFM, TS
Datasheet
224In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 9500 RPM, 11.88 CFM, TS
Datasheet
133In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 5500 RPM, 6.88 CFM, TS
Datasheet
127In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 5000 RPM, 4.22 CFM
Datasheet
1,058In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 9500 RPM, 11.88 CFM, TS
Datasheet
279In Stock
100Expected 09/10/2026
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 7500 RPM, 9.38 CFM
Datasheet
232In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 12 Vdc, ball, 16500 RPM, 19.42 CFM
Datasheet
302In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 9500 RPM, 11.88 CFM
Datasheet
264In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 3500 RPM, 4.38 CFM
Datasheet
387In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, ball, 6500 RPM, 5.49 CFM
Datasheet
77In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 5000 RPM, 4.22 CFM, TS
Datasheet
13In Stock
200Expected 07/08/2026
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 5500 RPM, 6.88 CFM, TS
Datasheet
10In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, ball, 3500 RPM, 4.38 CFM
Datasheet
190In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, omniCOOL, 7500 RPM, 9.38 CFM, TS
Datasheet
107In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 24 Vdc, omniCOOL, 7500 RPM, 9.38 CFM
Datasheet
230In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 28 mm, 12 Vdc, ball, 20000 RPM, 24.38 CFM
Datasheet
93In Stock
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
Same Sky DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 6500 RPM, 5.49 CFM
Datasheet
283On Order
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
Same Sky DC Fans dc axial fan, 40 mm square, 10 mm, 24 Vdc, omniCOOL, 8000 RPM, 6.76 CFM
Datasheet
1,300On Order
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
Same Sky DC Fans dc axial fan, 40 mm square, 20 mm, 5 Vdc, ball, 7500 RPM, 9.38 CFM
Datasheet
Non-Stocked Lead-Time 17 Weeks
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