DC 12-48V 5A PWM Motor Fan Speed Controller governor temperature control EC EBM
6,87 €
Support low temperature shutdown fan (PWM off or extended relay to turn off fan power );. Under power off state, keep pressing “OK” button to send power, enter function setting, modify by “+” “-” button, short press “OK” button to switch setting item, set PWM output frequency 20/2.5KHZ in turn.
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