100 pair wire block blocks 1.19" standards,meet T568A & T568B 2.UL,RoHS,CE, ... with panelFeature:1.meet T568A & T568B line sequence and 19" international standards;2.Designed and produced according to the ... 7.Voltage rating: 125 VAC RMS,Current rating: 1.5 AMP, Contact resistance: 100 milliohms max; Insulation resistance: 1000 ... making customer size and design is OK !!! 1u 19" 110 wire block rack mount