The PHOENIX CONTACT VS-RJ11-BU-MOD/BU RJ11 socket insert is a crucial component for establishing reliable network connections within modular Keystone systems. Designed for 6-position RJ11 applications, this insert offers a robust and secure connection point. Constructed with a copper alloy for the contacts and a thermoplastic carrier, it ensures durability and efficient signal transmission. The gold-over-nickel contact plating enhances conductivity and resistance to corrosion, making it suitable for various industrial and commercial environments. Compliant with China RoHS and featuring a V0 flammability rating, this insert prioritizes both environmental responsibility and safety. Its compact design and ease of integration make it a versatile solution for telecommunications, data networking, and automation applications.