Tripp Lite's 50pk. of Cat5e (350MHz/1Gbps rated) stranded modular connectors provide for network installations up to 100 Mbps, 10base-t, Ethernet and token ring. This product is ideal for large network installations. To complete those long network cable routes 50 RJ45(M) 8-wire connectors are used in conjunction with a large array of Tripp Lite bulk cables (Model # N020-01K-GY, N020-250-GY, N022-01K-GY). Tripp Lite warrants this product to be free from defects in materials and workmanship for life.