Adapter plate, with punched cable feed-through opening, for connecting the energy columns to screed-flush channels or junction boxes of common underfloor systems, with punched cable feed-through opening, including 4 flange nuts SMF M6 for fastening to the floor fastening plate of the energy column. VDE certified! for energy columns: ESDB 133/... ESDD 133/... Dimensions (approx. dimensions) L x W: 132 x 105 mm (oval) required floor hole diameter: 110 mm max. plate thickness: 4 mm Material: steel, strip galvanized in accordance with DIN EN 10346