TE Connectivity 5557730-1 is a 1-port vertical modular jack connector with 8p8c (RJ45) configuration. It features through hole mounting, solder termination, and shielding with EMI finger.
TE Connectivity 5406436-1 is a Cat3 modular jack connector with 1 port, 8P8C contacts, vertical orientation, and through-hole termination. It features shielding with EMI finger, board lock, and panel stops.