Description
The AVC DB04056B12U is a high-performance dual-motor DC axial fan designed for mission-critical server applications requiring high static pressure and airflow density. This heavy-duty cooling solution utilizes a counter-rotating blade design to maximize throughput in compact spaces.
Manufacturer: AVC (Asia Vital Components)
Model Number: DB04056B12U
Product Type: DC Axial Fan / Dual Rotor
Rated Voltage: 12V DC
Operating Voltage Range: 10.8 – 13.2 VDC
Rated Current: 1.4A
Power Consumption: 16.8W
Dimensions: 40x40x56mm
Bearing Type: High Precision Dual Ball Bearing
Termination: 4-Wire Interface (PWM/Tachometer Support)
Housing Material: PBT Thermoplastic (UL94V-0)
Impeller Material: PBT Thermoplastic (UL94V-0)
Motor Design: Dual Brushless DC Motor
Mounting Style: Flange Mount
Designed for high-density computing environments, the DB04056B12U serves as a critical thermal management component for 1U rack servers, blade chassis, and compact industrial enclosures. The unique dual-fan architecture generates significant static pressure, allowing it to force air through dense heatsinks and restricted airflow paths found in enterprise networking gear. By utilizing a 4-wire PWM interface, the system allows for precise speed regulation based on thermal load, optimizing both cooling efficiency and acoustic performance for professional equipment maintenance.





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Additional information
| Shipping Weight | 0.8 kg |
|---|---|
| Technical Datasheet | 📄 Download Datasheet (PDF) |





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