Universal base for potentiometer

The utility model discloses a universal base for a potentiometer. The utility model is characterized in that the utility model comprises a C-shaped shell, a shaft sleeve, a radiation fin and a conducting strip, wherein, the centre of the C-shaped shell is provided with a hole, the shaft sleeve is penetrated into the center hole of the C-shaped shell, one end of the shaft sleeve extended into the C-shaped shell is fixedly provided with the radiation fin, the outer side of the radiation fin closely contacted with the radiation fin is provided with an insulating carrier, and the outer side of the insulating carrier is printed with a circle of conductive layers which can be used as the conducting strip. The utility model has the advantages of simple structure, good electrical property, high manufacture universal coefficient, convenient large-scale production and cost reduction.