New 5pcs Mini DC 4.5V To DC 35V 5A 90W DC Motor PWM Speed Controller Module Speed Regulator Adjustable Switch Board

Price:
US$8.79

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5pcs Mini DC 4.5V To DC 35V 5A 90W DC Motor PWM Speed Controller Module Speed Regulator Adjustable Switch Board

Specifications:
 
Operating voltage: DC4.5V-35V
Output current: 0-5A
Output power: 90W (max)
Quiescent current: 7uA (standby)
PWM duty cycle: 1% -100%
PWM frequency: 20khz
Size: 30mm x 26mm x 14mm 
 
Precautions:
 
-DC motor governor input is DC, can not directly connected to the AC (for example: home 220V AC), otherwise it will burn!
-DC power supply positive and negative terminals do not reverse, otherwise the governor may be damaged.
-The motor can be positive or negative, when the direction of operation and expectations do not match, you can adjust the line order to change the direction.
-Adjust the potentiometer knob to change the governor output duty cycle, the motor speed changes.
 
Package Included:
 
5 x PWM DC Motor Speed Controller