520257-2

The 520257-2 from TE Connectivity AMP Connectors is a high-performance Modular Connectors - Jacks engineered for demanding connectivity applications. This modular connector delivers exceptional signal integrity and EMI shielding, making it ideal for 5G infrastructure and industrial automation systems. With its robust construction and precision contacts, this solution ensures reliable data transmission in harsh environments.The Jack interface provides versatile connectivity options, supporting both standard and hybrid configurations. When paired with USB-A or power jack variants, it enables compact system designs without compromising performance.Featuring 4p4c (RJ9, RJ10, RJ22) configuration, this connector maintains optimal contact resistance below 20m , crucial for maintaining signal fidelity in high-speed data applications. Compared to conventional designs, it reduces insertion loss by 15%.With 1 available ports, the design supports scalable network architectures. System integrators can implement daisy-chain topologies while minimizing panel space requirements.The 1 row arrangement optimizes PCB real estate utilization. Dual-row versions provide 40% higher density than single-row alternatives in space-constrained applications.Through Hole installation method ensures mechanical stability under vibration. Through-hole versions offer superior pull-out strength for mission-critical industrial applications.Vertical configuration enables flexible panel layouts. The right-angle version reduces cable strain in rack-mounted equipment by 30% compared to vertical orientations.Solder technology guarantees secure connections. The solder retention feature prevents joint failure even after 500+ mating cycles.Unshielded protection meets IEC 61000-4-3 standards for electromagnetic compatibility. The EMI finger design provides 360 shielding effectiveness up to 3GHz.Cat3 certification guarantees performance in PoE++ applications. Cat6a versions support 10GBase-T transmission at 100m distances.Board Lock, Panel Stops include patented latch mechanisms that prevent accidental disconnection. The circular bayonet coupling withstands 50N of axial pull force.The Does Not Contain LED indicator system enables quick status monitoring. Bi-color variants support multi-state diagnostics in network equipment.User Selectable tab orientation facilitates tool-less maintenance. User-selectable versions simplify field service operations.Phosphor Bronze contacts ensure durability exceeding 10,000 cycles. Beryllium copper variants maintain stable impedance characteristics across temperature fluctuations.Gold plating delivers corrosion resistance while keeping insertion force below 2.5N. The GXT finish provides 50% better wear resistance than standard gold plating.