The utility model discloses a zero line pile head of a house-service fuse box, which is used for being connected with an incoming line and an outgoing line. The zero line pile head of a house-service fuse box comprises a conductive rod and two locking nuts; the rod body of the conductive rod is provided with two fixing holes and two heads of the conductive rod are respectively provided with a screw hole; and the locking nuts fasten the incoming line and the outgoing line inside the screw holes at two heads of the conductive rod. The zero line pile head of a house-service fuse box is good in conductive performance, antirust and convenient in installation; and connection between the wire and a zero bar is good, the contact area is large, reliability is good, contact resistance is small, and the temperature rise is smaller compared with the zero bar with the same cross section.