Abstract: The invention relates to an electric switch box. The electric switch box is modular and comprises a housing, an electric inlet, a first electric outlet, a second electric outlet, a switching component disposed in the housing for conducting and switching electric power from the electric inlet to either the first or second electric outlet. The electric switch box also comprises a male connecting portion on a side of the housing, and a corresponding female connecting portion on an opposite side of the housing. When the male and female connecting portions are shaped and dimensioned to allow the male connecting portion to engage the female connecting portion of another electric switch box.