<p><b>Product Description</b></p> <p>This inline fan system packs the CLOUDLINE’s core innovations and premium build quality together to bring you a value package. Designed to quietly cool grow tents, rooms, and closets, and provide ventilation in various air circulation and exhaust projects. Features an inline speed controller utilizing PWM-technology. Containing an inline mixed-flow design, the duct fan can maintain airflow even in high static pressure applications. The motor box containing the fan’s impeller and blades can be detached from the mounted frame for easy cleaning and maintenance. Complete kit includes one inline fan unit, one speed controller, USB Type-C to 4-pin Molex dongle, installation manual, and all necessary mounting hardware.</p> <p><b>Precise Speed Controller</b></p> <p>The speed controller enables you to set the duct fan’s speed to optimal noise and airflow levels for various environments. This inline fan is equipped with the CLOUDLINE Series’ same EC-motor that is precisely controlled using PWM (Pulse Width Modulation), which enables it to run smoothly at extremely low RPM speeds without generating motor noise. Ten speed options are available with power switch and backup memory. This model can be connected to the following smart controllers to share the same programming and power source as other EC-motor CLOUDLINE fans:</p> <p><ul> <li>B-Series Temperature Controller</li> <li>T-Series Temperature and Humidity Controller</li> <li>CONTROLLER 67</li> </ul></p> <p><b>Applications</b></p> <p>This quiet inline fan system is most found in hydroponic grow tents and rooms to provide cooling and ventilation for plants. Its low noise and advanced control features make it fit for bathroom and attic settings, as well as cooling AV equipment rooms, closets, racks, and cabinets.</p>