AC Infinity CLOUDLINE A4 4-Inch Inline Duct Fan with Controller

Improve your environment with the AC Infinity CLOUDLINE A4. This 4-inch inline duct fan is built to provide quiet and efficient ventilation for a variety of setups. Whether you need to exhaust odors, transfer heating and cooling between rooms, or manage airflow in AV closets, this fan delivers reliable performance. It is a perfect solution for grow tents and hydroponic systems that require steady air movement without excessive noise. This model features a mixed flow design paired with an EC-powered motor, which helps maintain energy efficiency while keeping noise levels low at 29 dBA. The fan comes with a wired 10-speed controller, giving you precise control over your airflow. For those looking to expand their setup, this unit is also compatible with all CLOUDLINE Series smart controllers. Designed with quality in mind, the CLOUDLINE A4 provides the same high standards as the rest of the series in a versatile package for your ventilation needs.