Product Overview: Delta Electronics AUB0612VH DC Brushless fan complete with steel guard. This is a high-speed, 60mm x 25mm industrial-grade fan known for its reliability and high airflow. It features a 4-pin PWM connector (brown housing), making it ideal as a direct replacement for HP EliteDesk 800 G1 USDT systems or specialized server builds. Technical Specifications: Brand: Delta Electronics Model: AUB0612VH (-DF82) Dimensions: 60mm x 60mm x 25mm Voltage: DC 12V Current: 0.36A Bearing Type: Superflo (Long-life) Connector: 4-Pin PWM (Brown Mini-Connector) Airflow: Approx. 29.3 CFM Speed: Up to 5500 RPM Condition Note: This unit has been pulled from a working environment. It has been inspected for dust and blade integrity. Please ensure the 4-pin connector style matches your motherboard or device before purchasing, as this uses the smaller proprietary-style brown plug rather than a standard PC fan header.