- (1) Cloudline S12 Inline Fan Unit
- (1) 8-Speed Fan Controller
- (1) Corded AC Power Adapter
- (1) Mounting Hardware Kit
AC Infinity Cloudline S12 Inline Fan System w/ Speed Controller - 12" Duct
- This system delivers 1604 CFM of airflow using an energy efficient PWM controlled EC motor.
- The mixed flow impeller design maintains high pressure even when pulling through dense filters.
- The unit integrates with 12 inch ducting and includes a dedicated 8 speed manual controller.
- 2-year manufacturer's warranty, excludes non-durable goods or consumables
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Commercial & Bulk Purchasing
We support operations & licensed facilities with volume pricing, dedicated account managers, and custom equipment consultation.
Who This Is For
- You are upgrading to a 12-inch system because your current fan struggles to pull air through a heavy carbon filter.
- You are automating your ventilation because heat spikes during the day require constant manual speed adjustments.
What We Found
- The detachable motor box is a life saver during mid-season cleanings since you do not have to pull down the ducting.
- We found the 1604 CFM rating holds steady even when pulling through thick carbon filters at the end of a long run.
What Users Say
- Buyers who switched to this 12-inch unit say they finally stopped seeing temperature spikes during peak light hours.
- Users who paired this with a UIS controller say they stopped checking their room sensors every hour to adjust speeds.
AC Infinity Cloudline S12 Inline Fan System w/ Speed Controller - 12" Duct
Struggling with stagnant air, excess heat, or unwanted odors in your grow space or workshop? The AC Infinity Cloudline S12 provides a powerful and whisper-quiet solution. Engineered for peak performance, this 12-inch inline duct fan uses an advanced mixed-flow design and an energy-efficient EC motor to deliver a massive 1604 CFM of airflow. It's the professional's choice for creating the perfect environment, whether you're exhausting stale air or introducing a steady stream of fresh air.
This system includes a versatile 8-speed manual controller, giving you direct control over your airflow. For those seeking complete automation, it's fully compatible with advanced smart controllers like the Controller 69 Pro, allowing you to integrate it into a fully automated climate system from AC Infinity.
What's Included
Features



Whisper-Quiet Performance
Features a PWM-controlled EC motor for powerful airflow without the disruptive noise, ideal for any environment.
Powerful Mixed-Flow Design
Maintains strong airflow even in high static pressure setups, perfect for intake or exhaust applications.
Smart Controller Ready
Includes a manual speed controller but is fully compatible with advanced UIS™ controllers for climate automation.
Durable & Easy to Clean
The motor box with impeller and blades can be easily detached for hassle-free cleaning and maintenance.
Specifications
| Specification | Value |
|---|---|
| Duct Size | 12" |
| Total Dimensions | 12.28 x 17.71 x 14.05 in. (31.2 x 45.0 x 35.7 cm) |
| Mounting Hole-To-Hole Distance | 7.00 x 7.12 in. (17.8 x 18.1 cm) |
| Cord Length to Controller | 240 in. (20 feet) |
| Cord Length to Plug | 96 in. (8 feet) |
| Controller Dimensions | 3.34 x 2.95 x 0.51 in. (8.5 x 3.6 x 1.3 cm) |
| Total Airflow | 1604 CFM |
| Total Noise | 62 dBA |
| Static Pressure | 818 Pa |
| Voltage | 100-240V AC |
| Max Power Draw | 250 W |
| Average Power Usage | 139 W |
| Ingress Protection | IP 44 |
| Fan Bearings | Dual Ball |
| Mounting Positions | Horizontal or Vertical |
| L10 Life Expectancy | 67,000 Hours |
Support & Manuals
Warranty
The AC Infinity Cloudline S12 comes with a two-year manufacturer's warranty. Please note this does not cover non-durable goods or consumables. All sales are final.
FAQs
The S-series, like this S12 model, includes a manual 8-speed controller for simple adjustments. The T-series, such as the Cloudline T12, comes with an advanced smart controller for temperature and humidity-based automation.
Absolutely. The Cloudline S12 is excellent for cooling AV equipment rooms, boosting HVAC systems, ventilating basements, or exhausting workshops, thanks to its powerful and quiet operation.
The Cloudline S12 has a noise level of 62 dBA at its maximum speed. Its EC motor is designed to be significantly quieter than traditional AC-powered fans, especially at lower speeds.
To create a full system, you'll need ducting, like the AC Infinity 12" Flexible Ducting, and potentially a carbon filter to control odors. All components are designed to work together seamlessly.
Not out of the box. However, you can upgrade to the Controller 69 Pro to unlock full automation, scheduling, and app control via the AC Infinity platform.
For optimal performance, we recommend reading our in-depth guide on setting up AC Infinity ventilation kits, which covers installation tips and best practices for maximizing airflow and minimizing noise.
Questions About This Product?
Our specialists are happy to help. Call us or send a message and we'll get back to you within one business day (most of the time within a few hours.)
Why Trimleaf
Equipping home growers, craft producers, and commercial operations across North America since 2016.