| Allicdata Part #: | CFM-7020V-140-375-20-ND |
| Manufacturer Part#: |
CFM-7020V-140-375-20 |
| Price: | $ 5.40 |
| Product Category: | Fans, Thermal Management |
| Manufacturer: | CUI Inc. |
| Short Description: | FAN AXIAL 70X20MM 12VDC WIRE |
| More Detail: | N/A |
| DataSheet: |  CFM-7020V-140-375-20 Datasheet/PDF |
| Quantity: | 1000 |
| 500 +: | $ 4.90581 |
| Power (Watts): | 2.70W |
| Lifetime @ Temp.: | 70000 Hrs @ 40°C |
| Material - Blade: | Polybutylene Terephthalate (PBT) |
| Material - Frame: | Polybutylene Terephthalate (PBT) |
| Voltage Range: | 6 ~ 13.8VDC |
| Current Rating: | 0.225A |
| Weight: | 0.176 lb (79.83g) |
| Approvals: | CE, cURus, TUV |
| Operating Temperature: | 14 ~ 158°F (-10 ~ 70°C) |
| Ingress Protection: | -- |
| Termination: | 3 Wire Leads |
| RPM: | 4000 RPM |
| Series: | CFM-70V |
| Noise: | 37.5 dB(A) |
| Features: | Auto Restart, Speed Sensor (Tach) |
| Fan Type: | Tubeaxial |
| Bearing Type: | omniCOOL™ Magnetic Sleeve |
| Static Pressure: | 0.210 in H2O (52.3 Pa) |
| Air Flow: | 37.1 CFM (1.04m³/min) |
| Width: | 20.00mm |
| Size / Dimension: | Square - 70mm L x 70mm H |
| Voltage - Rated: | 12VDC |
| Part Status: | Active |
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DC Fans
The CFM-7020V-140-375-20 is a type of DC fan. DC fans are the most commonly used fan type due to their cost-effectiveness and reliable performance. They are mainly used for air cooling applications in electronics and medical equipment as well as for industrial applications such as ventilation.
Application Field
DC fans have a wide range of applications due to their low cost and high reliability. They are commonly used in computers, laptops, automotive systems, household appliances, audio/video equipment, and telecommunications equipment. These fans are also used in medical equipment such as hospital beds and operating tables. Additionally, they are used in industrial settings for ventilation and cooling applications.
Working Principle
DC fans work on the principle of using an electric motor to move or spin blades which in turn increases air circulation. The motor and the blades are mounted on a housing which is usually made of plastic. The motor receives power through two leads which are connected to a DC power supply.
The motor drives a shaft which is connected to the fan blades. When the motor receives power it starts spinning the blades which generates a flow of air. This flow of air is pushed out from the front and the back of the fan which results in an air circulation. The amount of air generated depends on various factors such as the size and shape of the fan blades, the speed of the motor and the voltage of the power supply.
The air generated by the DC fan is used to cool down electronic or medical equipment, as well as for ventilation in industrial settings. The air helps to take away the heat generated by the equipment and cool down the environment around it, thus preventing a buildup of temperature inside the equipment.
Conclusion
The CFM-7020V-140-375-20 is a type of DC fan which is used for air cooling applications in electronics and medical equipment as well as for industrial applications such as ventilation. It works on the principle of using a motor to spin blades which generates a flow of air. The air generated by the DC fan is used to cool down electronic or medical equipment, as well as for ventilation in industrial settings.
The specific data is subject to PDF, and the above content is for reference
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