The High-Speed 100 ohm High Performance PowerSUM Cable The SYSTIMAX® 61 Series 4-Pair Cable is a high speed, 100 ohm high performance cable with excellent NEXT levels. SYSTIMAX 61 series cables provide excellent high-speed transmission and support applications such as 155 Mb/s ATM, 622 Mb/s ATM and the IEEE 802.3 1000BASE-T (Gigabit Ethernet) Standard, using parallel transmission scheme technology. The 1061 4-pair cable meets or exceeds Category 5e/Class D specifications in ISO/IEC 11801, CENELEC EN50173, and TIA/EIA 568B.2. Further, these cables are ETL verified as Category 5e. The 1061C 4-pair cable is composed of 24 AWG solid copper conductors, insulated with high-density polyolefin. The insulated conductors are twisted into pairs and jacketed with our specially formulated material. 1061C cable is ETL CM rated.