DC 12V Fan Speed Controller, PWM Motor Speed Controller, PWM Fan Control, 4 Wire Thermostat with Switch

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  • The duty cycle of the fan speed controller can be adjusted from 0% to 97%, and the speed control range is large.
  • Rotary potentiometer with switch, easy to start and stop. The fan speed controller is small and easy to install.
  • Note Please use a 25KHz fan. When using a fan with different frequencies, there is a spectrum mismatch and the wind speed cannot be controlled.

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