Keep your electronics cool and running smoothly with the reliable and ultra-quiet SUNON MagLev Cooling Fan. This compact 40x40x10mm fan is the perfect cooling solution for a wide range of applications, from 3D printers and networking equipment to computer components and other enclosed electronics. It utilizes SUNON's advanced MagLev technology to ensure stability, longevity, and near-silent operation. Key Features: Advanced MagLev Technology: Features SUNON's patented MagLev system, which uses magnetic levitation to reduce friction and noise, resulting in a significantly longer lifespan and quieter performance compared to traditional sleeve-bearing fans. Compact & Efficient: Sized at a standard 4010 (40x40x10mm), it delivers an impressive 5800 RPM airflow to dissipate heat effectively while consuming only 0.8W of power. Ultra-Quiet Performance: Operating at a mere 18 dBA, this fan cools your devices without adding distracting noise to your home or office environment. 3-Pin Connector: Equipped with a standard 3-pin connector for power (Red), ground (Black), and a tachometer signal for speed monitoring (Yellow), ensuring compatibility with a wide range of motherboards and control boards. Specifications: Brand: SUNON Model: KDE1204PFV3 Dimensions: 40mm x 40mm x 10mm Bearing: MagLev Voltage: DC 12V Power Consumption: 0.8W Speed: 5800 ± 5% RPM Noise Level: 18 dBA Connector: 3-Pin Ideal Applications: 3D Printers (Hotend, Electronics Cooling) Network Switches & Routers Single-Board Computers (e.g., Raspberry Pi) Small Form Factor (SFF) PC builds DVRs, NAS, and other electronics