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PWM frequency: 25KHZ (plus or minus 1KHZ). PWM signal amplitude: 5V (no-load). Circuit self consumption: less than 40mA (tested at 12V). Support low-temperature shutdown of fans up to 3A, to directly turn off the fan power, and support reverse timing fans.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.