Modular connection box for building a passive network infrastructure with the highest quality standards. The connection box is suitable for connecting phones up to 10 Gbit networks and for power supply with PoE up to 90 W. The very robust, nickel-plated zinc die-cast module, consisting of only two parts, can be easily and quickly connected by the installer without special tools, ensuring error-free installation. In addition to ongoing quality control during manufacturing, independent testing laboratories confirm the very high quality of the individual modules with various certificates. The connection boxes are delivered in trade-friendly, separable cardboard packaging, with 10 pieces each. Variants, mounting type: surface-mounted, flush-mounted, flush-mounted with cable entry, flush-mounted without cable entry; variants, number of ports: 1, 2, 3.