The data outlet SL are particularly suitable for installation in a cable channel (IC), for flush mounting (FM) and for surface mounting (SM). Breaking of two mounting tabs also makes floor tank assembly (FT) possible. The SL module holder can accommodate 3 EasyLan Keystones absolutely securely and permanently. The SL module holders feature a large, centered labeling window for easy identification. The central plate (50x50mm) and the frame (80x80mm) are made of UV-resistant and extremely shatterproof plastic. This ensures high color fidelity over the long term. Material: https://elecena.pl/product/17871976/ckvdusl3r-empty-box-with-front-panel-for-3x-keystone-modules-5-pcs 2021-04-24 https://elecena.pl/product/17871976/ckvdusl3r-empty-box-with-front-panel-for-3x-keystone-modules-5-pcs 2022-01-05