Description
The AVC DBTB0428B2G-P311 is a 40 x 40 x 28 mm DC axial fan operating at a nominal 12 VDC and 12 W, delivering a high-velocity airflow of 19.4 CFM. Constructed with a durable plastic frame and impeller, this unit utilizes a high-precision dual ball bearing system to ensure a prolonged operational lifespan of 70000 hours. The fan features a 4-wire interface with a 4-pin connector, enabling PWM intelligent temperature control and precise speed measurement up to 18000 RPM. Engineered for maximum thermal dissipation, it operates within a voltage range of 7.0 to 13.4 VDC while generating an acoustic profile of 54 dBA.
DBTB0428B2G-P311 Specifications
Model Number: DBTB0428B2G-P311
Brand: AVC (Asia Vital Components)
Product Category: DC Axial Server Fan
Dimensions: 40 x 40 x 28 mm
Rated Voltage: 12 VDC
Operating Voltage Range: 7.0 to 13.4 VDC
Rated Current: 1.00 A
Power Consumption: 12 W
Maximum Rotational Speed: 18000 RPM
Maximum Airflow: 19.4 CFM
Acoustic Noise Level: 54 dBA
Bearing Type: Dual Ball Bearing
Life Expectancy: 70000 Hours
Interface: 4-Wire, 4-Pin Connector
Cable Length: 25 cm
Control Features: PWM Intelligent Temperature Control, Speed Measurement
Material: Plastic Frame and Impeller
DBTB0428B2G-P311 Applications
Primary applications include integration into high-density rack-mount servers, telecommunications base stations, and industrial CNC spindle cooling systems. Deployed within compact power inverters, 3D printer control boards, and enterprise networking switches where aggressive thermal management is required within constrained dimensional footprints.




Additional information
| Shipping Weight | 1 kg |
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