Camdenboss 16a low profile screw terminal blocks 5mm pitch camdenboss ctb12013bk low profile 5mm pitch screw terminal blocks from the camdenboss ctb1201 series with 3 poles these blocks have a double tongue and groove mechanism for stronger interlocking and stability interlocking terminal block 3 poles 5mm pitch 16a current rating 250v voltage rating screw termination pcb mounting 1 row 25mm wire size nickel plated copper brass contact material blocks interlock to give