30pair Cat3 UTP cable,1*0.5mm, other products: 4pairs, 6pair,10pair,20pair,25pair, ... : 89kg, 137kg, 395kg; Max. Strain Power: 600N; Temperature Range: -40C ~+60 C Standard: ISO/IEC11801; YD/T1019-2001; YD/T838-1996 ... and 100pairs for indoor and outdoor jelly filled application. Cat3 telephone cable 30pair