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【Official Hotend Cooling Solution】100% authentic i7 Hotend Cooling Fan engineered for SPARKX i7 print head. Delivers targeted airflow directly to the heatsink, preventing heat creep and ensuring consistent filament feeding for reliable extrusion 【High-Speed Airflow for Stable Nozzle Temperature】As the dedicated i7 Hot End Cooling Fan_3010, this axial fan delivers consistent airflow to the hotend. It prevents heat creep and maintains optimal nozzle temperature for smooth filament flow 【Low-Noise Operation for Quiet Printing】Built with precision bearings and balanced blades, this fan runs quietly even at full speed. It provides effective cooling without disruptive 【Eliminates Stringing and Overheating Defects】The fan’s steady cooling prevents filament from melting too far up the hotend. It eliminates stringing, oozing, and layer warping, ensuring clean, detailed prints every time 【Quiet and Durable Operation】Features dual ball bearings rated for 50,000 hours of continuous use. Runs at just 23dBA — whisper-quiet performance that won't disturb your workspace, even during overnight print jobs