This board is a dual supply high current rectifier filter circuit with LED indication at the output.

The board can be fitted with 6 capacitors with a diameter of 35mm and a foot distance of 10mm.

you can buy the board without or with capacitors, Our shop supplies 50V and 63V two specifications of 10000uF NOVER gold word audio special fever capacitors.

NOVER filter capacitor polarity identification: the foot with the black dot is the negative pole.