AC INFINITY CLOUDLINE PRO T4, Quiet Inline Duct Fan System with Temperature Humidity VPD Controller, 4-Inch

AC Infinity CLOUDLINE PRO T4 – 4” Inline Fan with Temp, Humidity & VPD Smart Controller (WiFi App Ready)

Quiet Ventilation Meets Smart Climate Control.

Engineered for total environmental mastery, the AC Infinity CLOUDLINE T4 PRO delivers intelligent, whisper-quiet airflow control for grow tents, grow rooms, AV closets, and air circulation projects. This advanced 4” inline duct fan features a next-gen EC motor, mixed-flow design, and the powerful CONTROLLER 69 PRO—giving you automated control over temperature, humidity, and VPD right from your phone.

Whether you're a seasoned hydroponic grower or managing a high-performance AV setup, this fan offers everything you need for efficient, silent, and responsive airflow.

 Key Features & Benefits

• Smart Environmental Control – Now with VPD 
  Equipped with the CONTROLLER 69 PRO, set dynamic fan speeds based on temperature, humidity, or VPD triggers. Use timers, grow cycles, or scheduling—and control everything remotely with the AC Infinity WiFi App.

• Quiet Yet Powerful EC Motor 
  Pulse Width Modulation (PWM) control enables ultra-smooth, low-RPM performance with minimal heat and noise—perfect for discreet grow spaces and sensitive environments.

• Mixed Flow Design for Max Air Pressure 
  Advanced stator blade and dual hydrodynamic wind circles deliver 205 CFM of powerful airflow, even in high-resistance setups with carbon filters or long duct runs.

• Modular & Maintenance-Friendly Design 
  Easily detachable motor box makes cleaning quick and hassle-free. Durable build and dual ball bearings rated for 67,000 hours ensure long-term reliability.

• Part of the UIS™ Smart Ecosystem 
  Fully compatible with all AC Infinity UIS devices, including fans, lights, and plug-in modules. Control up to four devices simultaneously from one controller.

Tech Specs at a Glance

• Duct Size: 4”

• Airflow: 205 CFM

• Noise Level: 28 dBA

• Static Pressure: 223 Pa

• Max Speed: 2800 RPM

• Motor Type: EC Motor with PWM Control

• Max Power Draw: 28W

• Average Power Use: 21W

• Voltage: 100–240V AC

• Ingress Protection: IP44 (dust and splash resistant)

• Mounting Positions: Horizontal or Vertical

• Life Expectancy: 67,000 Hours

• 1 x CLOUDLINE T4 Inline Fan (4")

• 1 x CONTROLLER 69 PRO with WiFi App Access

• 1 x UIS to 4-Pin Adapter

• 1 x 12 ft Climate Sensor Probe

• Power Supply, Mounting Hardware & Manual

 Perfect For:

• Hydroponic grow rooms & tents 

• Odour control & air filtration 

• Server racks & AV cooling closets 

• Heat transfer in small rooms or attics 

 Unlock Smart Grow Room Automation Today –