Description
The Sunon EFE0381B1-Q020-F9B is a high-capacity DC Axial Fan engineered for critical thermal management in dense industrial applications. Utilizing advanced motor technology and a precision ball bearing architecture, this unit delivers exceptional aerodynamic efficiency while maintaining structural rigidity under high static pressure loads. The fan features a specialized impeller design that minimizes turbulence and reduces thermal impedance within restricted enclosures. With a substantial power rating of 7.92W, it ensures sustained high-velocity airflow, making it an ideal solution for systems requiring reliable heat dissipation and long-term operational stability in harsh environments.
Model Number: EFE0381B1-Q020-F9B
Brand: Sunon
Product Type: DC Axial Fan
Rated Voltage: 12VDC
Voltage Range: 6.0 – 13.8 VDC
Rated Current: 0.66 A
Power Consumption: 7.92 W
Rated Speed: 3800 RPM
Bearing Type: Precision Dual Ball Bearing
Max. Air Flow: 208.2 CFM (353.7 m³/h / 5.89 m³/min)
Max. Static Pressure: 14.2 mmH₂O (139.2 Pa / 0.56 inH₂O)
Dimensions: 140 x 140 x 38 mm
Weight: 385 g
Life Expectancy: 70,000 Hours at 40°C
Noise Level: 54.5 dB(A)
Housing Material: Thermoplastic PBT (UL94V-0)
Impeller Material: Thermoplastic PBT (UL94V-0)
Ingress Protection: IP54
Termination: 4-Wire Leads (Red +, Black -, Yellow Tach, Blue PWM)
Speed Control: PWM / Tachometer Output
Operating Temperature: -10°C to +70°C
Storage Temperature: -40°C to +70°C
Dielectric Strength: 500VAC for 1 Minute
Insulation Resistance: 10M Ohms at 500VDC
Safety Approvals: UL, cUL, TUV, CE
Protection: Auto-Restart / Polarity Protection
Designed for high-demand infrastructure, the EFE0381B1-Q020-F9B excels in server rack cooling and telecommunications cabinets where consistent high-volume airflow is paramount. This model is frequently integrated into industrial automation power supplies and CNC machinery, providing necessary thermal regulation to prevent component failure. The EFE0381B1-Q020-F9B is also suitable for medical instrumentation and network storage systems requiring efficient heat evacuation and precise speed control via PWM.
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Additional information
| Shipping Weight | 1 kg |
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