{"product_id":"ac-infinity-multifan-s2-quiet-usb-cooling-blower-120mm","title":"AC Infinity Multifan S2, Quiet USB Cooling Blower, 120MM","description":"\u003ch1\u003eAC Infinity MULTIFAN S2 Quiet USB Cooling Blower – 120mm\u003c\/h1\u003e\n\u003cp\u003eKeep electronics and equipment running cooler with the \u003cstrong\u003eAC Infinity MULTIFAN S2 Quiet USB Cooling Blower\u003c\/strong\u003e. Unlike a conventional axial fan that pushes air directly forwards, the MULTIFAN S2 features a \u003cstrong\u003elow-profile blower design that draws air from underneath and exhausts it through the rear\u003c\/strong\u003e, making it ideal for equipment installed inside cabinets, racks and other areas with restricted clearance.\u003c\/p\u003e\n\u003cp\u003eDelivering up to \u003cstrong\u003e35 CFM of airflow\u003c\/strong\u003e while producing just \u003cstrong\u003e17 dBA of noise\u003c\/strong\u003e, the MULTIFAN S2 provides effective targeted cooling without creating excessive background noise. An integrated multi-speed controller allows airflow to be adjusted to suit your equipment and environment.\u003c\/p\u003e\n\u003cp\u003eUSB-powered operation, a long 6ft power cable, anti-vibration silicone mounts and premium dual-ball bearings make the MULTIFAN S2 a versatile cooling solution for grow room equipment, controllers, AV systems, routers, amplifiers, games consoles and other heat-producing electronics.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e120mm low-profile USB cooling blower\u003c\/li\u003e\n\u003cli\u003eDraws warm air from underneath and exhausts it through the rear\u003c\/li\u003e\n\u003cli\u003eIdeal for equipment with limited overhead clearance\u003c\/li\u003e\n\u003cli\u003eDelivers up to 35 CFM airflow\u003c\/li\u003e\n\u003cli\u003eUltra-quiet 17 dBA operation\u003c\/li\u003e\n\u003cli\u003eThree adjustable speed settings\u003c\/li\u003e\n\u003cli\u003eIn-line speed controller with power switch\u003c\/li\u003e\n\u003cli\u003eUSB powered for simple installation\u003c\/li\u003e\n\u003cli\u003e6ft \/ 1.8m power cable\u003c\/li\u003e\n\u003cli\u003ePremium dual-ball bearing system\u003c\/li\u003e\n\u003cli\u003eRated lifespan of up to 67,000 hours\u003c\/li\u003e\n\u003cli\u003eCan operate horizontally or vertically\u003c\/li\u003e\n\u003cli\u003eSilicone anti-vibration mounts help reduce operational noise\u003c\/li\u003e\n\u003cli\u003eAdditional USB connection for daisy chaining compatible MULTIFAN units\u003c\/li\u003e\n\u003cli\u003eUp to four compatible fans can share one suitable USB power source\u003c\/li\u003e\n\u003cli\u003eLow 1.05W power consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLow-Profile Blower Design\u003c\/h2\u003e\n\u003cp\u003eThe MULTIFAN S2 has been specifically designed for applications where a conventional cooling fan may not be suitable. Instead of directing airflow straight upwards or forwards, the blower \u003cstrong\u003epulls warm air from underneath the unit and directs it out through the rear\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis makes it particularly effective when positioned on top of electronic equipment or inside cabinets where there is limited vertical clearance. Warm air can be drawn away from the equipment and redirected towards the rear of the installation, helping prevent heat from becoming trapped around sensitive components.\u003c\/p\u003e\n\u003ch2\u003e35 CFM Airflow\u003c\/h2\u003e\n\u003cp\u003eDespite its compact, low-profile construction, the MULTIFAN S2 delivers up to \u003cstrong\u003e35 CFM of airflow\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis provides enough air movement to help remove heat from a wide range of electronic equipment while maintaining a compact footprint of approximately 120 × 120mm.\u003c\/p\u003e\n\u003ch2\u003eUltra-Quiet 17 dBA Operation\u003c\/h2\u003e\n\u003cp\u003eCooling equipment doesn't need to be noisy. The MULTIFAN S2 produces just \u003cstrong\u003e17 dBA\u003c\/strong\u003e during operation, making it particularly suitable for environments where continuous fan noise would be distracting.\u003c\/p\u003e\n\u003cp\u003eFour silicone mounts positioned beneath the blower also help absorb vibration and reduce noise transferred between the fan and the surface it is sitting on.\u003c\/p\u003e\n\u003ch2\u003eThree Adjustable Speed Settings\u003c\/h2\u003e\n\u003cp\u003eAn in-line multi-speed controller allows the MULTIFAN S2 to be adjusted between \u003cstrong\u003ethree fan speed settings\u003c\/strong\u003e, giving you control over the balance between airflow and operating noise.\u003c\/p\u003e\n\u003cp\u003eUse a lower setting when only gentle cooling is required or increase the fan speed when additional airflow is needed. An integrated off switch also allows the blower to be conveniently switched off without disconnecting the USB cable.\u003c\/p\u003e\n\u003ch2\u003eUSB Powered for Simple Installation\u003c\/h2\u003e\n\u003cp\u003eThe MULTIFAN S2 features a standard \u003cstrong\u003e5V USB power connection\u003c\/strong\u003e, allowing it to operate from suitable USB power sources.\u003c\/p\u003e\n\u003cp\u003eThis is particularly convenient when cooling equipment that already provides USB connections, such as computers, AV equipment, games consoles and other electronics.\u003c\/p\u003e\n\u003cp\u003eThe generous \u003cstrong\u003e6ft \/ 1.8m power cable\u003c\/strong\u003e provides additional flexibility when positioning the blower around your equipment.\u003c\/p\u003e\n\u003ch2\u003eConnect Multiple MULTIFAN Units\u003c\/h2\u003e\n\u003cp\u003eFor installations requiring additional airflow, compatible MULTIFAN S Series fans can be daisy chained together.\u003c\/p\u003e\n\u003cp\u003eEach unit features an additional USB connection, allowing \u003cstrong\u003eup to four compatible fans to share a suitable USB power source\u003c\/strong\u003e. This makes it easy to expand your cooling system when managing larger equipment cabinets or multiple heat-producing components.\u003c\/p\u003e\n\u003ch2\u003eLong-Life Dual-Ball Bearings\u003c\/h2\u003e\n\u003cp\u003eThe MULTIFAN S2 uses premium dual-ball bearings designed for reliable long-term operation. With a rated lifespan of up to \u003cstrong\u003e67,000 hours\u003c\/strong\u003e, the blower is well suited to applications requiring regular or continuous cooling.\u003c\/p\u003e\n\u003cp\u003eThe bearing system also allows the unit to operate in either a \u003cstrong\u003ehorizontal or vertical position\u003c\/strong\u003e, providing additional flexibility when designing your cooling setup.\u003c\/p\u003e\n\u003ch2\u003eIdeal for Grow Room Equipment \u0026amp; Electronics\u003c\/h2\u003e\n\u003cp\u003eAlthough exceptionally useful for general electronics cooling, the MULTIFAN S2 can also be used around indoor growing equipment where additional targeted airflow is required.\u003c\/p\u003e\n\u003cp\u003eIts compact dimensions and low noise level make it particularly useful for cooling controllers, power equipment and other electronics where a full-size circulation fan would be unnecessary.\u003c\/p\u003e\n\u003ch2\u003ePopular Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGrow room controllers and electronic equipment\u003c\/li\u003e\n\u003cli\u003eAV cabinets and entertainment systems\u003c\/li\u003e\n\u003cli\u003eAmplifiers and receivers\u003c\/li\u003e\n\u003cli\u003eRouters and modems\u003c\/li\u003e\n\u003cli\u003eGames consoles\u003c\/li\u003e\n\u003cli\u003eComputers and electronic components\u003c\/li\u003e\n\u003cli\u003eEquipment racks\u003c\/li\u003e\n\u003cli\u003eMedia centres\u003c\/li\u003e\n\u003cli\u003eElectronic cabinets\u003c\/li\u003e\n\u003cli\u003eEquipment with restricted overhead clearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC Infinity MULTIFAN S2 Quiet USB Cooling Blower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAI-MPB140A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFan Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 × 12 × 2.5cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Airflow\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNoise Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed Settings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatic Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.84 mm-H2O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3–7V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.05W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6ft \/ 1.8m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBearings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual Ball\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Lifespan\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e67,000 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Position\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHorizontal or Vertical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAirflow Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBottom Intake \/ Rear Exhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between a cooling blower and a normal USB fan?\u003c\/h3\u003e\n\u003cp\u003eA conventional axial cooling fan generally moves air directly through the front and rear of the fan. The MULTIFAN S2 uses a low-profile blower design that draws air from underneath and exhausts it through the rear, making it particularly useful when cooling equipment with limited space above it.\u003c\/p\u003e\n\u003ch3\u003eHow much airflow does the MULTIFAN S2 produce?\u003c\/h3\u003e\n\u003cp\u003eThe MULTIFAN S2 delivers up to \u003cstrong\u003e35 CFM of airflow\u003c\/strong\u003e while maintaining exceptionally quiet operation.\u003c\/p\u003e\n\u003ch3\u003eHow quiet is the MULTIFAN S2?\u003c\/h3\u003e\n\u003cp\u003eThe blower has a rated noise level of just \u003cstrong\u003e17 dBA\u003c\/strong\u003e. Silicone anti-vibration mounts also help minimise vibration and transferred noise.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust the fan speed?\u003c\/h3\u003e\n\u003cp\u003eYes. The included in-line controller provides three adjustable fan speeds as well as an off position, allowing you to balance cooling performance and noise.\u003c\/p\u003e\n\u003ch3\u003eCan I connect multiple MULTIFAN units together?\u003c\/h3\u003e\n\u003cp\u003eYes. Compatible MULTIFAN S Series units can be daisy chained, with up to four compatible fans sharing a suitable USB power source.\u003c\/p\u003e\n\u003ch3\u003eCan it run continuously?\u003c\/h3\u003e\n\u003cp\u003eThe premium dual-ball bearing system is designed for long-term operation and has a rated lifespan of up to 67,000 hours, making the MULTIFAN S2 suitable for applications requiring extended cooling periods.\u003c\/p\u003e\n\u003ch2\u003eCompact Cooling for Tight Spaces\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAC Infinity MULTIFAN S2 Quiet USB Cooling Blower\u003c\/strong\u003e is an excellent solution for equipment that requires additional cooling but has limited space available for a conventional fan. Its low-profile bottom-intake and rear-exhaust design efficiently redirects warm air away from electronics, while 35 CFM airflow, ultra-quiet 17 dBA operation and adjustable speed control provide an excellent balance of cooling performance and noise.\u003c\/p\u003e\n\u003cp\u003eWith USB power, long-life dual-ball bearings, daisy-chain compatibility and flexible horizontal or vertical positioning, the MULTIFAN S2 provides a simple and reliable way to protect electronic equipment from excessive heat.\u003c\/p\u003e","brand":"AC INFINITY","offers":[{"title":"Default Title","offer_id":58266195329407,"sku":null,"price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/0571\/1635\/files\/StorePhoto1__65855_1800x1800_71393d7b-8bc2-4234-bd8e-db549a0a2488.webp?v=1787658806","url":"https:\/\/greenspirit-hydroponics.com\/products\/ac-infinity-multifan-s2-quiet-usb-cooling-blower-120mm","provider":"Green Spirit Horticulture","version":"1.0","type":"link"}