The Deca SEP9 DIN rail terminal block end plate is made to be used with the Deca SDU10 or SPE10 spring clamp 42 x 78mm DIN rail terminal blocks. End plates are mounted at the end of a row of terminal blocks to separate them, either from a different size terminal block or from the end bracket. Note: Image is for reference, actual part may differ

Deca SEP9 DIN Rail Terminal Block End Plate, For SDU10 & SPE10