1.Available in 100 pairs in density. 2.110 wiring block 3.ODM&OEM 4.Certificate:UL,CE,ROHS,ISO9001 ... 5.Application:network 110 type 100-pair cross connection panel, 19 ... " 1U (without connecting blocks)110 WIRING BLOCKS 50 PAIRS WITH LEG,110 TERMINATION KITS 50 PAIR WITH LEGA patch ... are cheaper, but less convenient. 50 and 100 pair 110 wiring block