The utility model provides a neural specimen -box of multi -electrode, includes metallic shield box, insulation support and a plurality of metal electrode, the metallic shield box at the bottom of themetal carton, metal carton wall and metal lid, insulation support installs in metallic shield box chamber the inside, metal electrode installs on insulation support, each metal electrode's length isto the horizontal insulation support 0 along the metallic shield box, longitudinal Groove has been seted up to insulation support's upper surface, each metal electrode's left and right sides both endsare fixed on longitudinal Groove's left and right sides cell wall, and each metal electrode's interlude leaves one section vertical distance with longitudinal Groove's tank bottom and becomes unsettled section, be equipped with binding post in the outside of metallic shield box wall, binding post is connected with metal electrode one -to -one electricity and is equipped with the serial number, both ends are fixed respectively and are equipped with metal hook around longitudinal Groove. The utility model discloses can guarantee accurate the correspondence unanimously of nerve cord position ofnot homogeneous experimental study, be favorable to carrying out the quantitative determination of system to nerve cord action potential.