The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

The SmartFan Inversion fan-speed controller combines an ac/dc power supply and a dc-fan control/alarm. The controller has a supply voltage from 95 to 264 Vac, and supports 24 or 48-Vdc fans rated to 4 ...

When implementing cooling solutions for electronic equipment, system designers are confronted with a complex set of variables. The cooling requirements are typically dynamic, and ambient temperatures ...

Horton Inc. says its VMaster and Stratis Di Viscous Fan Drive and Controller systems offer an economical choice for customers who seek the flexibility of variable speed along with optimal engine ...

The Leviton Decora Smart Wi-Fi 4-Speed Fan Controller is a very, good product; it just isn’t the best in its class. I used to recommend picking one smart home ecosystem and sticking with it. Start ...

PWM or Pulse Width Modulation has generally been regarded as too complicated for PC fan speed control compared against using rheostats or linear voltage regulators such as the LM317. I present here a ...

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The Lutron HomeKit-enabled fan controller makes it easy for anyone to control a ceiling fan from the wall, with their phone, or with their voice. But, it isn't perfect. During the 2019 Consumer ...

This post is a quick sequel of my previous article jam-packed with my personal experiences and observations while I was fiddling with standard 4-wire PC cooling fans. Today I will be talking about the ...

Withclosed loop speed control, the fan controller ensures that the fan isrunning at the desired speed by measuring the actual speed and adjustingthe duty cycle accordingly. Here the host specifies the ...

Following are the best free Fan Speed Controller software for Windows 11/10 PC. The list is in no particular order as every app here has some unique ability. Let us start with a one-stop shop for all ...