--- product_id: 454258093 title: "CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics" brand: "ac infinity" price: "€ 304.57" currency: EUR in_stock: true reviews_count: 6 category: "Ac Infinity" url: https://www.desertcart.at/products/454258093-cloudline-s6-quiet-6-inline-duct-fan-with-speed-controller store_origin: AT region: Austria --- # 402 CFM airflow 32 dBA ultra-quiet 10-speed PWM control CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics **Brand:** ac infinity **Price:** € 304.57 **Availability:** ✅ In Stock ## Summary > 💨 Elevate your airflow game with silent, smart ventilation. ## Quick Answers - **What is this?** CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics by ac infinity - **How much does it cost?** € 304.57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/454258093-cloudline-s6-quiet-6-inline-duct-fan-with-speed-controller) ## Best For - ac infinity enthusiasts ## Why This Product - Trusted ac infinity brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable double ball bearings and powder-coated finish ensure long-lasting, maintenance-free performance. - • **Whisper-Quiet Power:** Operates at a barely-there 32 dBA, perfect for focused work or stealthy grow tent ventilation. - • **Energy-Smart EC Motor:** PWM-controlled EC motor maximizes efficiency while minimizing heat and noise—eco-friendly and wallet-friendly. - • **Versatile Ventilation:** Ideal for grow tents, AV racks, or any space needing discreet, powerful air circulation. - • **Precision Airflow Control:** 10-stage PWM fan controller lets you dial in the exact airflow you need, no compromises. ## Overview The AC Infinity CLOUDLINE S6 is a 6-inch inline duct fan delivering 402 CFM airflow at an ultra-quiet 32 dBA noise level. Featuring a 10-speed PWM controller and an energy-efficient EC motor with double ball bearings, it offers precise, durable, and whisper-quiet ventilation ideal for grow tents, AV racks, and indoor climate control. ## Description Features 10-speed manual control with PWM. See T series for temperature and humidity control. Review: Good quality. Very quiet. - Good quality. Very quiet. Using for 1.5 years. Excellent quality Review: パワー感は、どうかな？ と、いった感じです。 ## Features - Designed to quietly ventilate grow tents, transfer heating/cooling into rooms, circulate air, drain odors, and cool AV racks. - Features a wired 10 stage fan controller; also compatible with all UIS controllers with intelligent programming. - The PWM controlled EC motor ensures quiet and energy efficient operation with minimal heat generation and noise. - The mixed-flow design with stator blades and hydrodynamic wind circles allows air supply in high resistance areas. - Channel Size: 6" | Dimensions: 7.9 x 12.6 x 8.4 inches | Airflow: 402 CFM | Noise Level: 32 dBA | Bearing: Double Ball Bearings ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07FPFVZTZ | | Air Flow Capacity | 402 Cubic Feet Per Minute | | Blade Length | 6 Inches | | Blade Material | Polycarbonate | | Brand Name | AC Infinity | | Collection Name | Inline Duct Fans | | Color | black | | Control Method | App | | Controller Type | touch-based | | Customer Reviews | 4.7 4.7 out of 5 stars (9,782) | | Electric Fan Design | Exhaust Fan | | Finish Type | Powder Coated | | Global Trade Identification Number | 00819137020306 | | Included Components | Cord | | Indoor Outdoor Usage | Indoor | | Is Product Cordless | No | | Item Dimensions D x W x H | 20.1D x 21.3W x 32H centimeters | | Item Weight | 0.01 Ounces | | Main Power Connector Type | Two or three-pronged plug (100-240 V AC) | | Manufacturer | AC Infinity | | Material | Plastic | | Model Name | CLOUDLINE S6 | | Model Number | CLOUDLINE S6 | | Mounting Type | Wall Mount | | Noise Level | 32 Decibels | | Number of Blades | 10 | | Number of Power Levels | 8 | | Number of Speeds | 10 | | Power Source | Corded Electric | | Recommended Uses For Product | Cooling | | Reusability | Rechargeable | | Room Type | Kitchen | | Special Features | Remote Controlled | | Speed | 8 RPM | | Standby Power Shutoff | 10.58 CFM/Watt | | Style | Pro Speed Controller | | UPC | 819137020306 | | Unit Count | 1 Count | | Voltage | 240 Volts | | Wattage | 38 watts | ## Product Details - **Brand:** AC Infinity - **Colour:** black - **Electric fan design:** Exhaust Fan - **Mounting type:** Wall Mount - **Power source:** Corded Electric - **Product dimensions:** 20.1D x 21.3W x 32H centimeters - **Recommended uses for product:** Cooling - **Room type:** Kitchen - **Special features:** Remote Controlled - **Style:** Pro Speed Controller ## Images ![CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics - Image 1](https://m.media-amazon.com/images/I/515G8psanuL.jpg) ## Available Options This product comes in different **Material Type, Style** options. ## Questions & Answers **Q: What is the range of cfm output, at different settings? can i bring it down as low as 100 cfm?** A: Hi there, Thank you for reaching out to us! Below I have provided an approximate breakdown of the CFM for the fan on each different speed. 44 / 88 / 132 / 176 / 220 / 264 / 308 / 351 Kind regards, Kenny Ngo AC Infinity **Q: Does the fan come with a pressure switch?** A: No just fan speed **Q: Is the impeller on fan made of plastic or metal?** A: is the outer tube made of metal for kitchen hood **Q: Can I use a T6 intake with an S8 exhaust and fancy controller or will the smart controller only work with the same size ducts?** A: Duct size should not matter ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality. Very quiet. *by C***D on 11 January 2025* Good quality. Very quiet. Using for 1.5 years. Excellent quality ### ⭐⭐⭐⭐ Review *by D***N on 29 November 2021* パワー感は、どうかな？ と、いった感じです。 ### ⭐⭐⭐⭐⭐ Review *by A***Z on 3 June 2020* The brand is one of the better manufacturers selling to the general public and the vendor was very supportive and provided prompt service. I would buy from them again and recommend the inline fan without hesitation. It’s quiet at lower settings and works without issue. ## Frequently Bought Together - AC Infinity CLOUDLINE PRO S6, Quiet 6” Inline Duct Fan with Speed Controller - EC Motor Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics - AC Infinity Flexible 6-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust - AC Infinity Noise Reduction Clamp 6-Inch, Duct Coupler with Stainless Steel Clamps, Flexible Rubber Coupling for Inline Fans and Carbon Filters in Growing and HVAC --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/454258093-cloudline-s6-quiet-6-inline-duct-fan-with-speed-controller](https://www.desertcart.at/products/454258093-cloudline-s6-quiet-6-inline-duct-fan-with-speed-controller) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-04-22*