| Brand | Unbranded |
|---|---|
| Type | PWM Speed Control Module |
| Marke | Markenlos |
Check the listing for details. 5V 12V 5A 4-Wire PWM Fan Speed Control Module Smart Temperature Control +Display. Condition: New. Listed at 7.09 USD. When the temperature reaches the preset temperature L, the PWM starts to output 10%. As the temperature rises, the PWM duty cycle gradually increases. When the temperature reaches the preset H value, the maximum duty cycle is output to make the motor run at full speed.