I will correct Matthew Lai: steppers, induction motors and synchronous motors all have variable speed controllers these days. Viewers suggested to make the speed of the fan variable. Cases like NZXT's H-series i versions have a built-in link box which gives you software control over your CPU fan in much the same way as Speedfan, but in a more intuitive manner. A second fan can be added but requires the use of an additional relay to control the secondary fan (SPAL part number FRH). A variable speed controller designed to provide smooth control over the speed of your exhaust fan. The Lingenfelter VSFM-002 is designed to provide the PWM speed control signal needed to operate variable speed OEM and aftermarket DC brushless cooling fans and fluid circulation pumps. However, I ran across a posting on Lateral-G that goes into great detail on how to use the ECU and a PWM controller (from a C6 Corvette) to produce a variable speed fan. Radiator fan controllers, which can save electricity, gas, and reduce noise pollution caused by cars on the roads. It drew air through the radiator when the forward motion of the vehicle was too slow to create enough airflow through the radiator. © 2021 Specialty Auto Parts U.S.A., Inc. All Rights Reserved. Get the best deals on Variable Speed Motor Controller when you shop the largest online selection at eBay.com. Maintaining a consistent engine temperature is a more efficient way to keep your engine cool. There's a problem loading this menu right now. These problems will be reduced substantially with PROFORM's new variable speed controller. Jul. The net result; the electric fans often only run between 40-60% to keep your engine cool. Welcome to Delta Current Control, manufacturer of high performance cooling system components, American designed and made only in the United States of America. After installing it, I discovered that this fan controller is not really a true variable speed controller. Many other fan controllers turn the fan on when the engine is getting too hot, and turn it off after expending a lot of energy cooling it. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. A second fan can be added but requires the use of an additional relay to control the secondary fan (SPAL part number FRH). I tried to increase the lower end of the controller to 8 volts by increasing the value of R3. 50. I think these fans have a variable speed controller that you can buy but I want the arduino to control that thanks. Includes a push-in radiator probe, relay wire harness and electrical connectors for an easy installation. By Jim Clark (The Hot Rod MD) For many years the most effective means of cooling the engine at slow speeds and when idling was with a multi-blade fan attached to the front of the water pump pulley. The full product line now includes the patented Flex-a-fit aluminum radiators, electric fans, belt-driven fans, oil coolers, Mojave heaters and Flexite windows. Fan Controllers & Thermostats. Get the best deals on pwm fan controller when you shop the largest online selection at eBay.com. I need to install an variable-speed exhaust fan but have some limitations. If you want more control over your CPU fan and other aspects of your system, a fan controller is a good bet. I'm wiring my car now and got to the point where I was going to hook up the wiring harness for coolant fans using relays to effect a single speed fan controller. * Stand alone - Can work with EFI or carburetted applications. Martin Maciej, 09. 35 This controller uses a probe in the radiator fins and when the set temperature is reached, it will turn the fan on at 60% power (set point is adjustable from 160 to 210 degrees F). LOW NOISE LEVEL: Durable plastic fan housing and blades for extremely low noise(<37 dB); Variable speed controller for easy fan speed adjustment. What makes pulse width modulated fans more efficient is that they can be controlled to an infinitely variable speed, so compared with a two-stage fan, there’s no compromise that forces the fan system to run at high speed because low speed is just a bit too low. Derale Performance is changing the rules of engine temperature control with Smart Technology brought to your car's cooling system through Derale's Patented PWM Fan Controller. Fan control is the management of the rotational speed of an electric fan. My idea was to have a Flex-A-Lite variable speed controller (#31165) run the Lo speed side, and have a Hayden adjustable thermostat (#3653-H) turn on the Hi speed side if the temperature got too high. For lower speed (less cooling and quieter operation) the voltage is decreased, and for higher speed it is increased. Most commercially available variable speed fan controllers on the market are not designed to handle the heavy loads that come with a fan like the Lincoln Mark VIII. The fan control is coupled to the fan and is arranged to control the fan at a variable speed depending upon required cooling for the variable speed to constant frequency converter so as to vary cooling fluid delivered to the variable speed to constant frequency converter by the fan. The advantage of a variable-speed engine cooling fan is that the engine is better able to control its operating temperature under varying conditions. Adjustable fan controller turn-on range from 150°F - 240°F, and turn-off preset at 10°F lower than turn-on. Compact electrical fans are cheap and have been used for cooling electronic equipment for more than half a century. The unit will continuously monitor your engine's temperature and operate the fans at the optimum fan rate as needed between 1 to 100%. Amazon's Choice for "fan speed control" KB Electronics 8811013 Solid State Variable Speed AC Electric Motor Control, 10.0 Max amp, 115V, K177-1010 . Flex-a-lite invented the Flex Fan and holds the patent for the first electric fan for the automotive aftermarket. CDN$ 24.50 CDN$ 24. … After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. Flex-A-Lite variable speed controllers attach on or near the electric fan, sensing coolant temperature via a radiator probe or temperature sending unit. 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