It is disclosed a securing clamp (1) for holding at least two electrical wires or electrically conducting rails (4,5) in a system for dismissing pests such as rats, mice, cockroaches, beetles, ants, etc., said wires and/or rails (4,5) running at a horizontal distance from each other, wherein said clamp comprises an elongated body (1) with at least one securing area (2) for securing said clamp to a substrate, and said clamp having a slit (3) for holding one of said electrical wires or rails (4,5), wherein the second wire or rail (4,5) is held at a horizontal distance from said first wire or rail (4,5) between the elongated body (1) of the clamp and the substrate upon which the clamp is secured. Said clamp (1) may be included in a securing system of electrically conducting wires or rails running outside from each other, said securing system additionally including a corner piece (9) that may guide said wires or rails (4,5) past an internal or external corner at a distance from each other optionally by holding said clamp.