The Eaton Tripplite PLC13BK Plug-Lock Inserts are designed to secure C14 power cords to C13 outlets, preventing accidental disconnections in IT environments. Each pack contains 100 black inserts, manufactured from high-strength PA66 nylon with a UL94 V2 flammability rating. These inserts address the common issue of power cord dislodgement, which can lead to system downtime or data loss. By providing a secure connection, the PLC13BK helps ensure operational continuity for servers, networking gear, and other essential hardware. This accessory is a practical solution for enhancing the reliability of power connections within data centers, server rooms, and wiring closets.