Imo 16a 5mm pitch pcb interlocking terminal blocks imo 20101m3 this 3 pole interlocking terminal block has the facility for connecting multiple connectors using any current from 0 to 16a these blocks are suitable for use in security lighting and electronicsthese terminal blocks are supplied in the manufacturers pack sizes imo 20101m3 3 pole 16a 5mm pitch pcb interlocking terminal block