AC Infinity Multifan S1 USB Cooling Fan - 80MM | 26 CFM | Ultra Quiet | Dual Ball Bearing

SKU: FANS10951

AC Infinity

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The AC Infinity Multifan S1 USB Cooling Fan 80MM is an ultra-quiet and energy-efficient cooling solution designed to ventilate and protect sensitive electronics from overheating. Built with premium dual-ball bearings and a multi-speed inline controller, this USB-powered fan delivers reliable airflow while maintaining exceptionally low noise levels.

With 26 CFM airflow and only 17 dBA noise, the MULTIFAN S1 provides powerful cooling for AV receivers, game consoles, routers, DVR systems, modems, amplifiers, and other electronic components. The included multi-speed controller with power switch allows users to easily adjust fan speed to balance cooling performance and acoustic comfort.

Designed for maximum flexibility, this 80mm USB cooling fan can be positioned upright or laid flat depending on the installation space. The 6-foot USB cable provides convenient connectivity to USB ports found behind televisions, AV receivers, gaming consoles, and power banks.

Each unit includes an additional USB port that allows daisy chaining of multiple fans, enabling up to four MULTIFAN units to share the same USB power source. Engineered with UL-certified AC Infinity axial fans (Model ACX-FD8025(B)05W5), the MULTIFAN S1 meets strict safety standards and offers dependable performance with a lifespan of up to 67,000 hours.

Features

Ultra Quiet Cooling Performance – Produces only 17 dBA noise while delivering efficient airflow of 26 CFM for cooling electronics and AV equipment.
Multi-Speed Controller – Inline controller with power switch allows precise adjustment of airflow and noise levels.
Premium Dual Ball Bearings – Long-lasting bearings provide up to 67,000 hours of reliable operation.
USB Powered Operation – Easily powered through USB ports found behind receivers, gaming consoles, computers, and power banks.
Flexible Installation Options – Can be placed flat or upright and mounted horizontally or vertically.
Daisy Chain Multiple Fans – Built-in USB port allows up to four MULTIFAN units to share the same power source.
Anti-Vibration Rubber Feet – Eight large rubber feet minimise vibration and stabilise the fan during operation.
UL Safety Certified – Equipped with UL-507 certified AC Infinity axial fans for reliable and safe operation.
Low Energy Consumption – Uses only 1.1W power for efficient cooling.
CE and RoHS Certified – Built to meet international safety and environmental standards.

Specifications

Specification	Details
Manufacturer	AC Infinity Inc.
Product Name	MULTIFAN S1
Product Model	AI-MPF80A
Fan Size	80mm
Total Dimensions	3.2 x 3.2 x 1.0 in (80 x 80 x 25 mm)
Cord Length	72 in (6 ft)
Airflow	26 CFM
Noise Level	17 dBA
Speed	2000 RPM
Operating Voltage	3 to 7V DC
Power Consumption	1.1 W
Current	0.22 A
Static Pressure	1.6 mm-H2O
Fan Bearings	Dual Ball Bearing
Mounting Position	Horizontal or Vertical
Life Expectancy	67,000 Hours
Certifications	UL, CE, RoHS