Abstract: A docking connector having a first frame portion comprising a first elongated bar and a side extending perpendicular from each end of the first portion, wherein the first elongated bar has a plurality of spaced grooves perpendicular to the first bar, each groove being configured to receive an end of a module spaced along its length and a second frame portion comprising a second elongated bar, the second having a groove along its length for receiving a plurality of modules. The second frame portion is removably secured to the first frame portion with a screw at each end to form a frame having two pairs of opposing sides with the spaced grooves on the first bar and the groove on the second elongated bar facing an interior of the frame.