Small fan speed controller
Verfasst: Donnerstag 25. Oktober 2018, 15:09
The ZD153A smoke exhaust fan makes quite a lot of noise. With this speed control the efficiency decreases a bit, but the noise is reduced considerably.
Caution 230V mains voltage, life-threatening!
Not for beginners!
Caution 230V mains voltage, life-threatening!
Not for beginners!