AC Infinity CLOUDLINE T4 Inline Duct Fan 4" with CONTROLLER 69 PRO

Preorder item — expected to ship from AC Infinity when available.

AC Infinity estimated ship date: November 12, 2026. This is AC Infinity's current estimate and can change — we check it weekly and update this page.

Ships directly to you — signature required on delivery.

A quiet 4-inch inline duct fan for grow tents and hydroponic rooms. The mixed-flow design moves 226 CFM at just 26 dBA, and the EC motor uses PWM control for precise speeds at low power draw. Dual ball bearings are rated for 67,000 hours, and the housing is IP44 rated for humid grow environments. It comes with the CONTROLLER 69 PRO smart controller, which reads temperature, humidity, and VPD from its sensor probe and automates the fan to hold your target climate, with Bluetooth and WiFi app control.

Airflow: 226 CFM | Noise: 26 dBA | Duct size: 4-inch | Size: 6.9 x 11.9 x 7.4 in. | Power: 100-240V AC

Ships directly to you — signature required on delivery.