PCU-3 MOSFET Part
MOSFET and shunt repair for PCU-3 Series PWM.
This is the replacement part for the most common repair necessary for the PWM's. When you over drive your PWM the MOSFET will fail and you will lose your ability to control the amps.
The symptom is when adjust the knob, you have no change in the amps. With this part, you just replace the MOSFET and you are back up and running.
Full instructions included.