T1 RJ48S / RJ48S Crossover Cable Description
This T1 cable is null modem, crossover style. Our standard T1 cables are built with 22 AWG solid T1 cable. Each pair is individually shielded. RJ48S identifies the wiring scheme inside an RJ45 connector. RJ48S is an older, less used protocol. We also offer the more common RJ48C protocol.