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5V-28V Dc Motor Pwm Speed Controller Governor Speed LED Switch Dimmer Speed Control Module Volt Regulator
$6 USD on Amazon
- [High quality] Made with high quality circuit board which ensures a longer service life.
- [Control] Controls the speed of a DC motor with this controller High efficiency, high torque and low heat generation.
- [Safe] Equipped with fuse tube to protect the speed controller from burning out that short circuit causes.
- [Protect] With reverse polarity protection, high current protection Operating.
- [Adjustable] Adjusting the potentiometer knob changes the governor output duty cycle and the motor speed changes.
Forum Discussions about this Product
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Yup, that's the problem. Those are 13khz and 20khz. The pump wants a 2 hz PWM signal.
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