Description
The Sunon EFC0251B1-Q050-S99 is a high-performance DC Axial Fan with dimensions of 120 x 120 x 25 mm. Operating on 12 V DC with a rated power of 2.74 W, this fan features a 7-blade design optimized for efficient airflow. Equipped with a brushless DC motor and a 4-wire interface for precise control, it provides a reliable thermal management solution for servers, industrial power supplies, and electronics requiring a slim-profile cooling fan.
EFC0251B1-Q050-S99 Fan Parameters
Model: EFC0251B1-Q050-S99
Manufacturer: Sunon
Type: DC Axial Fan
Series: High Performance Series
Dimensions: 120 x 120 x 25 mm
Nominal Voltage: 12 V DC
Operating Voltage Range: 6.0 V DC to 13.8 V DC
Rated Current: 0.23 A
Rated Input Power: 2.74 W
Number of Blades: 7
Rated Speed: 2400 RPM
Max. Airflow: 127 m3/h (75.0 CFM)
Max. Static Pressure: 35 Pa (0.14 inAq)
Noise Level: 34.0 dB(A)
Bearing Type: Dual Ball Bearing
Motor Design: Brushless DC Motor
Electrical Protection: Auto Restart, Polarity Protection
Termination: 4 Wire Leads
Control Signal: PWM Control
Sensor Type: Tachometer (Frequency Generator)
Frame Material: Thermoplastic PBT (UL 94V-0)
Impeller Material: Thermoplastic PBT (UL 94V-0)
Life Expectancy: 70,000 h (at 40 °C)
Operating Temperature Range: -10 °C to +70 °C
Storage Temperature Range: -40 °C to +70 °C
Certifications: CE, TUV, UL/cUL
Application
The Sunon EFC0251B1-Q050-S99 is specifically designed for high-performance computing and industrial electronics where space is at a premium. Its 25mm slim frame allows for integration into standard rack-mount servers, network switches, and desktop workstations. Additionally, it is widely used in LED lighting systems, medical equipment, and telecommunications enclosures where the 4-wire PWM control allows for dynamic speed adjustment to balance cooling performance with acoustic requirements.
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