{"product_id":"ac-infinity-cloudline-pro-s8-8-inline-duct-fan-807-cfm-quiet-ec-motor-with-10-speed-controller","title":"AC Infinity CLOUDLINE PRO S8 8\" Inline Duct Fan — 807 CFM, Quiet EC Motor with 10-Speed Controller","description":"\u003cp\u003e\u003cstrong\u003eThe AC Infinity CLOUDLINE PRO S8 is a compact, low-noise 8\" inline duct fan engineered to move up to 807 CFM of air quietly and efficiently for grow rooms, AV closets, or HVAC transfer.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWith a mixed-flow impeller, an electronically commutated (EC) PWM motor, and a wired 10-speed controller, the CLOUDLINE PRO S8 balances strong airflow with whisper-quiet operation. It’s built for spaces that demand reliable ventilation under resistance — from hydroponic tents to equipment cabinets — and offers compatibility with AC Infinity’s UIS controllers for automated scheduling and environmental control.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the S8 keep noise low while moving a lot of air?\u003c\/h3\u003e\n\u003cp\u003eThe fan uses an EC motor with PWM control and dual ball bearings to minimize mechanical vibration and heat. The mixed-flow blade profile and hydrodynamic wind circles reduce turbulence so the unit maintains high CFM without producing excessive sound.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNoise rating: 39 dBA at typical operating speeds\u003c\/li\u003e\n  \u003cli\u003eEC motor with PWM for precise speed control and reduced electrical noise\u003c\/li\u003e\n  \u003cli\u003eDual ball bearings for longer life and quieter rotation\u003c\/li\u003e\n  \u003cli\u003eMixed-flow impeller reduces turbulent airflow that causes noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat airflow and sizing should I expect from the CLOUDLINE PRO S8?\u003c\/h3\u003e\n\u003cp\u003eThis model is an 8\" duct fan delivering up to 807 CFM in free-air conditions, suitable for mid-size grow tents and ventilation runs. Its compact housing (8.5 x 11.9 x 9.2 in) makes it easy to position inline with ducting while still providing robust airflow for high-resistance setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDuct diameter: 8 inches for standard duct compatibility\u003c\/li\u003e\n  \u003cli\u003eMaximum airflow: 807 CFM (free-air rating)\u003c\/li\u003e\n  \u003cli\u003eUnit dimensions: 8.5 x 11.9 x 9.2 inches for tight installations\u003c\/li\u003e\n  \u003cli\u003ePerforms well in setups with longer duct runs or filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I control speed and integrate with smart ventilation systems?\u003c\/h3\u003e\n\u003cp\u003eThe S8 ships with a wired 10-speed controller for immediate, granular manual control. It’s also compatible with AC Infinity’s UIS series controllers, allowing temperature, humidity, or timer-based automation for hands-off environmental management.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes a wired 10-speed fan controller for precise manual adjustments\u003c\/li\u003e\n  \u003cli\u003eSupports UIS controllers for automated, sensor-driven control\u003c\/li\u003e\n  \u003cli\u003ePWM input allows efficient, low-heat motor regulation\u003c\/li\u003e\n  \u003cli\u003eSimple electrical hookup for retrofit or new installs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere is the S8 best used and what durability features help it last?\u003c\/h3\u003e\n\u003cp\u003eThe CLOUDLINE PRO S8 is designed for applications that require continuous operation and stable airflow under load: hydroponic grow rooms, AV or server closets, general exhaust, and heating\/cooling transfer. It incorporates durable bearings and an efficient motor to extend service life while maintaining performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdeal uses: grow tents, HVAC transfer, AV closets, odor exhaust\u003c\/li\u003e\n  \u003cli\u003eLong-life dual ball bearings reduce maintenance needs\u003c\/li\u003e\n  \u003cli\u003eEC motor runs cooler and more efficiently than standard AC motors\u003c\/li\u003e\n  \u003cli\u003eMixed-flow design maintains performance in restrictive ducting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The AC Infinity CLOUDLINE PRO S8 suits hobbyist and prosumer growers, AV technicians, and DIY HVAC installers who need high airflow without a loud fan. If you want a compact inline fan that pairs strong CFM with low acoustic output, easy speed control, and optional smart integration for environmental automation, the S8 is a practical, long-lasting choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the CLOUDLINE PRO S8 run continuously?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Its EC motor and dual ball bearings are designed for continuous operation with reduced heat and wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the S8 compatible with smart controllers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It works with AC Infinity UIS controllers for sensor-based automation and scheduling.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AC Infinity","offers":[{"title":"Default Title","offer_id":56801851900244,"sku":"B07J9PTYRN","price":246.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/ac-infinity-cloudline-pro-s8-front-view.jpg?v=1786751297","url":"https:\/\/gardenluxe.co.uk\/products\/ac-infinity-cloudline-pro-s8-8-inline-duct-fan-807-cfm-quiet-ec-motor-with-10-speed-controller","provider":"Gardenluxe Uk","version":"1.0","type":"link"}