12-48V Digital Display 4 wire PWM Motor Fan Temperature Control Speed Controller
ab 7,13 €
Support low-temperature shutdown of fans (PWM shutdown or extended relay shutdown of fan power). PWM frequency: 20KHz or 2.5KHz (± 2%). PWM signal amplitude: 10.5V (no-load). In the power-off state, hold down the "OK" button to power on and enter the function settings.
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