Introducing the Delta AFB0412VHA-DU48, a high-performance 40x40x10mm fan designed for various cooling applications. This fan operates at 12VDC and features PWM control for convenient speed adjustment. Equipped with a speed sensor (Tach), this fan ensures efficient cooling while providing accurate feedback on fan rotations. Trust the Delta AFB0412VHA-DU48 to deliver reliable and consistent cooling performance for your electronic devices.