8 Pair Krone LSA Connection block including disconnection module, connection module. magazine,protection unit,label holder etc. connection module including LSA-PLUS and PLS-PLUS Profile types. normally connection module fit on the mounting frame. they are used distribution frame (MDF), in the cross connection cabinet (CCC) and in the distribution point (DP) boxes. As for highly reliable and cost-effective wire connection system , so use into modern telecommunications and data networks.