AVC DF04056B12U Server Cooling Fan

Product Overview This is the AVC DF04056B12U, a high-performance dual-stack 40×40×56mm server cooling fan, designed for compact 1U/2U servers, network switches, and high-density telecom equipment requiring extreme airflow and static pressure. Click on email or WhatsApp. Online customer service. 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 Dual-Stack Turbo Design: The tandem (stacked) configuration delivers exceptional static pressure, making it ideal for cooling through dense server chassis and heatsinks. 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. 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. 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; 3.what can you buy from us? Brand new, unopened switches, routers, servers, workstations, and other computer peripherals. Brand new or refurbished equipment and circuit boards.BBU\RRU. Brand new or custom-made communication cables (coaxial cables, fiber optic cables, network cables, power cords, AISG cables, etc). Brand new or custom-made connectors.SMA connector, BNC connetor, RF connector, etc. Brand new or custom-made cooling fans Base station related accessories. Weighing controller,Computer software,computer hardware,Weighing transmitter 4. why should you buy from us not from other suppliers? Best quality！ Lowest price！ Quality assurance, honest transactions! Received high praise from numerous customers！ Leading through exceptional service and creative solutions to help our partners succeed！ Skyward Telecom establish our foundation on integrity, win trust with professionalism, and warm hearts with service！ 5. what services can we provide? Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,FCA,DDP； Accepted Payment Currency:USD,EUR,HKD,GBP,CNY; Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Cash; Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Koren,Hindi,Italian Welcome to contact us to get super surprising price