AC Infinity Cloudline PRO S-Series Inline Fan – EC 10-Speed
AC Infinity Cloudline PRO S-Series Inline Fan – EC 10-Speed
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Order by 3pm Mon–Fri — we aim to post same day · FREE Express Delivery over £60 · 1–2 working days · Free Wembley pickup
- 14-day returns
- Price match promise
- Free Wembley store pickup
- Advice from the team: 020 3488 0419
Description
Powerful EC Extraction with 10-Speed Precision Control
The AC Infinity Cloudline PRO S-Series Inline Fan pairs a powerful EC-motor inline fan with an included 10-speed intelligent speed controller, giving fine control over extraction without needing full sensor-based automation. It is UIS-upgradeable, so you can bring it into an automated temperature, humidity or VPD setup later by connecting it to a compatible AC Infinity UIS controller. Dual ball bearings and a mixed-flow blade give it a long service life and strong airflow at lower noise than comparable AC-motor fans.
Key Benefits
- Powerful EC motor for efficient, high-airflow extraction and heat removal
- 10-speed intelligent controller included for precise manual adjustment
- UIS-upgradeable for automated temperature, humidity or VPD control later
- Five sizes: 100mm (~226 CFM / 384 m3/h), 150mm (~425 CFM / 722 m3/h), 200mm (~857 CFM / 1,456 m3/h), 250mm (~1,201 CFM / 2,040 m3/h) and 315mm (~1,604 CFM / 2,725 m3/h)
- Quieter running than comparable AC-motor fans at similar airflow
- Dual ball bearings rated for a 67,000-hour L10 life
Tent Running Warm, Humid or Smelly at Any Fan Speed?
A fan too small leaves a tent muggy, warm and holding onto smell; one oversized and run flat out wastes energy and dries things out too fast. The S-Series lets you pick the right size for the space and fine-tune across 10 steps, balancing extraction, noise and energy use instead of being stuck at one fixed speed.
How to Use
- Fit the fan into your ducting run, typically drawing air through a carbon filter for odour control
- Connect the supplied 10-speed controller and set a level that holds temperature and humidity in check
- Raise speed in summer or heavy flower, lower it in winter to cut noise and energy use
- To automate later, connect the fan to a compatible UIS controller instead
Technical Specifications
- Motor: EC mixed-flow, dual ball bearings
- Airflow by size: 100mm ~226 CFM / 384 m3/h, 150mm ~425 CFM / 722 m3/h, 200mm ~857 CFM / 1,456 m3/h, 250mm ~1,201 CFM / 2,040 m3/h, 315mm ~1,604 CFM / 2,725 m3/h
- Static pressure: up to 746 Pa (200mm)
- Noise: from approx. 39 dBA at full speed (200mm), lower at reduced speeds
- Voltage: 100-240V AC, 50/60Hz
- Power (200mm): 180W max, approx. 78W average, 2.3A
- Control: included 10-speed intelligent controller, UIS-upgradeable
- L10 life: approx. 67,000 hours
- Airflow, S10: 2,040 m³/h
- Airflow, S12: 2,725 m³/h
- Noise, S4: 26 dB(A)
- Noise, S6: 30 dB(A)
- Noise, S8: 38 dB(A)
- Noise, S10: 48 dB(A)
- Noise, S12: 62 dB(A)
- Power, S4: 28 W max
- Power, S6: 70 W max
- Power, S8: 180 W max
- Power, S10: 255 W max
- Power, S12: 250 W max
- Static pressure, S4: 223 Pa
- Static pressure, S6: 503 Pa
- Static pressure, S8: 746 Pa
- Static pressure, S10: 1,059 Pa
- Static pressure, S12: 818 Pa
- Airflow, S4: 384 m³/h
- Airflow, S6: 722 m³/h
- Airflow, S8: 1,456 m³/h
Questions & answers
What's the difference between the S-Series and T-Series?
The S-Series comes with a 10-speed controller for manual adjustment, while the T-Series includes the 69 PRO controller for automated temperature, humidity and VPD control. The S-Series can be automated later with a UIS controller.
Which S-Series size do I need?
Match the fan to your ducting and filter: S4 100mm (about 384 m3/h), S6 150mm (722 m3/h), S8 200mm (1,456 m3/h), S10 250mm (2,040 m3/h) or S12 315mm (2,725 m3/h).
Can I run it with a carbon filter?
Yes. Fit it in your ducting run, drawing air through a carbon filter for odour control.
When should I change the speed?
Raise it in summer or when the tent is running warm and humid, and lower it in winter to cut noise and energy use.
What voltage does it run on?
100–240V AC, 50/60Hz. The EC motor runs on dual ball bearings rated for around 67,000 hours (L10 life).

FREE Express Delivery on orders over £60. We aim to post same day on Express Delivery — order by 3pm Mon–Fri — and delivery takes 1–2 working days. A few harder-to-stock or large, bulky items can take a little longer — we'll tell you if that applies to your order. Heavy-item surcharges are always shown at checkout before you pay — we only ever charge what delivery costs us. Prefer to collect? Free pickup at our Wembley store.
