AVC DF04056B12U Server Cooling Fan

Core Specifications

• Manufacturer: AVC (Asia Vital Components)
• Model: DF04056B12U
• Voltage: DC 12V
• Current: 1.88A (22.56W)
• Size: 40×40×56 mm (4cm dual-stack form factor)
• Speed: ~14,700–15,000 RPM
• Airflow: ~24–29.8 CFM
• Connector: 8-wire / 5-pin PWM/tachometer interface
• Bearing Type: Ball bearing

Key Features

1. Dual-Stack Turbo Design: The tandem (stacked) configuration delivers exceptional static pressure, making it ideal for cooling through dense server chassis and heatsinks.
2. High Airflow Performance: At nearly 15,000 RPM, it generates strong airflow to dissipate heat from high-power CPUs, network processors, and power supplies in compact 1U/2U enclosures.
3. PWM Speed Control: Supports pulse-width modulation (PWM) for dynamic speed adjustment, allowing noise reduction at low loads while maintaining high cooling performance when needed.
4. Enterprise-Grade Durability: Built with ball bearings for long life and vibration resistance, designed for 24/7 continuous operation in data center environments.

Common Applications

• 1U/2U rack servers and blade servers
• Network switches, routers, and telecom base station equipment
• High-density storage systems and embedded computing devices

  Our Services  

Faster delivery | Worldwide shipping | Alternative supply | Sample service | Test and warranty | In-Stock (Most products) | Quality Assured | Customization | Competitive Pricing | Cost-effective modules

For this model, we have new original, cost-effective compatible, and economical second-hand . We provide you with a variety of choices, the same quality! Each products has been strictly tested to ensure stable performance, worry-free use, and enjoy an efficient experience. Full range of options: new original quality assurance, compatible models are super value and practical, and second-hand are economical and durable. Strict quality control: each products is tested before shipment. Worry-free after-sales: warranty commitment, normal use, and quality problems can be returned or exchanged.

  About Us  

Skyward Telecom also known as Skywardtel, it was established in 2009. From the beginning to the end, we have been based on the
motto of integrity，Our mission is to help engineers and businesses overcome the challenges of acquiring high-quality, low-cost
communication products.And has provided network security and computer asset management solutions for users in more than 80
countries around the world, and has been recognized by the market.

  FAQ  

1. who are we?
We are based in Guangdong, China, start from 2009,sell to Northern Europe(10.00%),Western Europe(10.00%),Mid East(10.00%),Eastern Europe(10.00%),South America(10.00%),North America(10.00%),Domestic Market(5.00%),South Asia(5.00%),Southern Europe(5.00%),Oceania(5.00%),Central America(5.00%),Africa(5.00%),Eastern Asia(5.00%),Southeast Asia(5.00%). There are total about 80-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
All products are sold only after passing professional technical testing;

Welcome to contact us to get super surprising price