Price: $21.99
(as of Sep 30, 2025 03:04:07 UTC – Details)
AC Infinity MULTIFAN S7: A Comprehensive Review of the Quiet Dual 120mm USB Fan
In the realm of electronics, cooling is a critical aspect that ensures the optimal performance and longevity of devices. The AC Infinity MULTIFAN S7 is a product designed to cater to this need, particularly for audio-video electronics, consoles, and computer cabinets. This review aims to delve into the features, design, and functionality of the AC Infinity MULTIFAN S7, providing an in-depth analysis of its capabilities and suitability for various applications.
Introduction to the MULTIFAN Series
The MULTIFAN series by AC Infinity is specifically designed to quietly cool a variety of electronics, including Xbox, PlayStation, Roku, Apple TV, receivers, modems, routers, DVRs, computers, and other audio-video devices. The series encompasses a range of models, each tailored to meet different cooling requirements, making it a versatile solution for various electronic setups.
Key Features of the AC Infinity MULTIFAN S7
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Multi-Speed Controller: One of the standout features of the AC Infinity MULTIFAN S7 is its multi-speed controller. This feature allows users to adjust the fan speed according to their specific needs, balancing between optimal airflow and minimal noise. The inline switch provides flexibility, enabling users to customize the fan’s performance for different applications.
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Ultra-Quiet Fans: The AC Infinity MULTIFAN S7 is equipped with ultra-quiet fans that are designed to maximize airflow while minimizing noise. The dual-ball bearings in these fans are rated for 67,000 hours of operation, indicating a high level of durability and reliability. These bearings also allow the fans to be positioned either flat or upright, offering versatility in installation and use.
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Quality Approval and Safety: The MULTIFAN S7 contains UL-recognized axial fans, which have been certified under #E503903 in 2018 by Underwriter Laboratories. This certification is a testament to the product’s safety and quality standards, providing users with assurance of its reliability and performance.
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Silicone Rubber Feet: The inclusion of silicone rubber feet is a thoughtful design aspect, as these absorb noise and surface friction caused by fan vibrations. Additionally, unused pieces can be detached to reduce the overall height of the fan, making it suitable for installation in tight spaces.
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USB Power and Compatibility: The fan is powered via a USB plug, which can be connected to USB ports found on the back of most AV electronics and consoles. This makes it easy to install and power the fan without the need for additional power sources. It is also compatible with a turbo wall adapter (sold separately), offering an alternative power option.
Design and Dimensions
The AC Infinity MULTIFAN S7 features a compact design, with each fan measuring 4.7 x 4.7 x 1 inches. The total airflow provided by the dual fans is 104 CFM, and the total noise level is 19 dBA, making it suitable for applications where quiet operation is preferred. The dual-ball bearings support a long lifespan and flexibility in fan placement.
Applications and Versatility
The AC Infinity MULTIFAN S7 is designed to be versatile, catering to a wide range of electronic devices and components. It can be used to cool receivers, DVRs, routers, modems, Xbox, PlayStation, and other audio-video electronics. The ability of the fans to be laid flat or stand upright adds to their versatility, making them suitable for various installation scenarios.
Conclusion
The AC Infinity MULTIFAN S7 is a well-designed and functional product that addresses the cooling needs of various electronic devices. Its multi-speed controller, ultra-quiet fans, and quality approvals make it a reliable and efficient cooling solution. The product’s versatility, compact design, and ease of use further enhance its appeal, making it a valuable addition to any audio-video setup or computer cabinet. Whether you’re looking to cool your gaming console, home entertainment system, or computer equipment, the AC Infinity MULTIFAN S7 is certainly worth considering due to its balanced performance, durability, and silent operation.
