- UL listed - 19 inch 1U Rackmount - Meets TIA/EIA-568B.2/568B.2-1 Cat.5E ISO/IEC 11801 and EN 50173-1 specification - Support T568A & B wiring - Wire diameter : 22 ~ 26AWG - Insulation diameter range : 0.70 to 1.40mm - Jack contacts : Phosphor bronze, 50micron gold plate over nickel plating. - IDC contacts : Phosphor bronze, 50micron gold plate over nickel plating. - Safty : UL1863 - Flamability : UL 94 VO - Operating temperature : -40 to +70 dgree Celsius