1PCS SG3525 PWM Controller Module Adjustable Frequency 100HZ-100KHZ

1-10PCS 12V 4Wire PC CPU Fan Temperature Control PWM Fan Speed Controller Module

1-10X DC12V 4Wire PC CPU Fan Temperature Control PWM Fan Speed Controller Module

SG3525 Regulator PWM Controller Module Adjustable Frequency Resistor 100-400kHz

10PCS SG3525A SG3525 IC REG CTRLR PWM VM 16-DIP ST NEW D12

3A Pulse Width PWM DC Motor Speed Regulator Control Switch 12V 24V DC 12V-36V

SG3525 Regulator PWM Controller Module Adjustable Frequency Resistor 100-400kHz

SG3525 PWM Controller Module Adjustable Frequency 100HZ-100KHZ M118