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The Zyxel GS-1900-24 v2 is a managed Layer 2 switch designed for business networks and professional environments requiring efficient and robust connectivity. This model features 24 Gigabit Ethernet RJ45 ports (10/100/1000 Mbps) that provide fast and reliable connections to network devices, ensuring optimal performance thanks to its 52 Gbit/s switching capacity and support for full duplex mode, allowing simultaneous two-way data transfer without loss. Its MAC address table with capacity for 8,000 entries enables proper traffic management, ensuring efficient Layer 2 handling. The device complies with various network standards such as IEEE 802.1D, 802.1p, 802.1s, 802.1w, 802.3, 802.3ab, and 802.3af , reflecting strict adherence to quality of service, VLAN, spanning tree protocols, and PoE support on compatible models. Additionally, it includes Wi-Fi connectivity for remote management or supplementary connection, a rare feature in switches of this range. Its 1U rack-mount form factor allows easy and neat integration into professional IT infrastructures. The black design and power supply via 220V AC cable complete a compact device ready for continuous operation in business settings. Overall, the Zyxel GS-1900-24 v2 offers a balance of advanced functionality, management capability, and compatibility with modern networks, aimed at those seeking a reliable and scalable switching solution for their communication infrastructures. Colour: Black Data transfer: 10, 100, 1000 Mbit/s Type: Cabinet Switch Switch Stackable Connections: RJ45 RJ45 x 24 Ethernet LAN USB x 3 Type of plug: Plug EU Product with plug: Yes Voltage: 100-240 V 220 V 100 - 240 V Frequency: 50-60 Hz Connectivity: Wi-Fi Power supply: CA cable Iincluded Number of slots: 2 Ports: 24 Characteristics: LED in operation indicator Data protection/Password Operating System: Android 10 AC input frequency: 50-60 Hz Speed: 10/100/1000 Mbps Width: 44 cm Form factor: 1U Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 %

The ZyXEL GS1900-48-EU0102F is a high-performance managed switch designed for business environments requiring secure and efficient connectivity. It features 48 RJ45 Ethernet ports at 100/1000 Mbps, ensuring extensive connection capacity for network devices, along with 2 SFP ports at 100/1000 Mbps for fiber optic links, providing flexibility to integrate into mixed network infrastructures. This device offers a 100 Gbps switching capacity and a forwarding rate of up to 74 Mpps , ensuring agile traffic processing even in networks with high device density. It also includes a 525 Kbyte packet buffer and a MAC address table supporting 8,000 entries , enabling advanced traffic management and improving data routing efficiency. Its compact rackmount design, measuring 440 x 200 x 44 mm and weighing between 2.9 and 6.39 kg, allows easy integration into standard racks, while its black plastic construction provides durability and a professional look. Supporting jumbo frames up to 9 Kbytes , it is ideal for applications requiring large data transfers, such as video surveillance or high-demand servers. Additionally, it operates on a wide power range of 100 to 240 VAC, 50/60 Hz , with a moderate maximum power consumption of 31.9 W , promoting energy efficiency and reducing operating costs. Its low noise level, between 23 and 41 dBA , allows use in sensitive environments without disturbance. In summary, the ZyXEL GS1900-48-EU0102F is a robust and versatile solution for managing business networks, combining high performance and connectivity flexibility with a design that facilitates installation and continuous operation. Connections: RJ45 RJ45 x 48 RJ-45 x 48 Ethernet LAN USB 2.0 x 2 Type: Switch Product with plug: Yes Type of plug: Plug EU Colour: Black Material: Plastic Number of slots: 2 Operating System: Windows 10 Pro RouterOS Width: 44 cm Year: 2021 Approx. temperature: -40º / 70º Accuracy (relative humidity): 10 % - 95 % Depth: 20 cm

The ZyXEL GS1915-24EP is a switch designed to provide an effective and reliable solution for business networks requiring high connectivity and simple management. This model features 24 Gigabit Ethernet 10/100/1000 Mbps ports via RJ45 connections, offering ample capacity to connect multiple devices with optimal transmission speed. It also includes 12 PoE 802.3at ports , allowing devices such as IP cameras, VoIP phones, or wireless access points to be powered directly from the switch, with a total of 130 watts PoE budget to meet power needs without additional adapters. Its performance is characterized by a switching capacity of 48 Gbps and a forwarding rate of 35.7 million packets per second (Mpps) , ensuring efficient network traffic with minimal latency. It is equipped with a 525 KB packet buffer , MAC memory for 8,000 addresses , and supports jumbo frames up to 9 KB , facilitating the management of large data volumes. Built for rack and wall mounting , its black compact design measures 330 x 230 x 44 mm and weighs 2.48 kg , easing integration into various physical environments. Regarding power, it supports AC input from 100 V to 240 V , with a maximum consumption of 166.1 W . This device has a high MTBF (mean time between failures) close to 769,000 hours , reflecting strong reliability and operational durability. It operates within a temperature range of 0 ºC to 40 ºC and supports relative humidity up to 95% non-condensing . Noise levels range from 19 to 40 dBA , suitable for work environments without causing significant acoustic disturbance. Its equipment includes a power cable and rack mounting kit, facilitating installation and maintenance. Overall, the ZyXEL GS1915-24EP offers a robust and versatile solution for managing medium-sized networks, balancing capacity, performance, and functionality. Connections: RJ45 RJ45 x 24 PoE x 1 Ethernet LAN Product with plug: Yes Type of plug: Plug EU Type: Switch Colour: Black Voltage: 100-240 V 220 V 100 - 240 V Frequency: 50-60 Hz Characteristics: Wall mounting LED in operation indicator Data protection/Password Holder: Multi-support Ports: 24 AC input frequency: 50-60 Hz Power: 130 W Width: 33 cm Power supply: Iincluded Form factor: 1U Approx. temperature: -40º / 70º Safety: IGMP Speed: 100/1000 Mbps Accuracy (relative humidity): 10 % - 95 %

Product with plug: Yes Type of plug: Plug EU Ports: 8 10 Type: Switch Colour: Black Connections: RJ45 8 2 Ethernet LAN SFP rj45 x 8 Voltage: 100-240 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Material: Copper Characteristics: Wall mounting LED in operation indicator Data protection/Password Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Power: 130 W Weight: 1,9 Kg Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 %

The ZyXEL GS192024HPV2-EU0101F switch is a professional network device designed for corporate and high-demand environments requiring efficient and flexible data traffic management. This model stands out in the managed switches category by offering a total of 28 ports , of which 24 are 100/1000 Mbps Ethernet ports with PoE (Power over Ethernet) capability, providing a maximum total power of 375 W to power connected devices without external sources, and 4 Gigabit Combo RJ-45/SFP ports that offer versatility for fiber optic links or faster, more reliable connections. Its black metal chassis with compact dimensions of 441 x 270 x 44 mm and a weight of 3.8 kg facilitates rack mounting, including the power kit and cable for easy installation. Regarding performance, it has a switching capacity of up to 56 Gbps and a forwarding rate of 42 Mpps , ensuring efficient data transmission without bottlenecks. Its built-in memory includes 256 MB RAM and 32 MB flash storage , enough to manage MAC tables of up to 16,000 addresses and maintain network integrity with 1.5 MB packet buffers, minimizing losses and enhancing data security. It supports an operating temperature range from 0 to 50 ºC and humidity between 10 and 90% non-condensing, ensuring reliability in various environments, with an MTBF of approximately 638,700 hours indicating high durability and resilience. Maximum power consumption reaches 463.5 W , reflecting energy efficiency for its category. This ZyXEL switch represents a robust and versatile solution for enterprise networks requiring high speed, extensive PoE support, and flexible connection options, ideal for integrating voice, video, and data systems in complex infrastructures. Product with plug: Yes Type of plug: Plug EU Connections: SFP x 4 RJ45 RJ45 x 24 Ethernet LAN Ports: 24 Type: Switch Colour: Black Voltage: 100-240 V 24 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Material: Metal Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Screen: 24" Characteristics: LED in operation indicator Data protection/Password Ports PoE: 375 W Weight: 2,1 Kg Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 % RAM Memory: 2 GB

The ZyXEL GS192048HPV2-EU0101F is a high-performance managed switch designed specifically for business networks requiring flexibility, robustness, and advanced data traffic management. Its metal construction and black finish ensure durability and discreet integration into professional environments. This model stands out for its extensive connectivity, featuring 44 Gigabit RJ45 Ethernet ports (10/100/1000) , allowing simultaneous connection of numerous network devices and supporting high-speed data transfers. It also includes 4 dedicated SFP ports for optical links, facilitating expansion and integration into complex network infrastructures, thus enhancing system scalability and flexibility. The switch supports advanced networking technologies through standards such as IEEE 802.1Q, 802.1p, and 802.1x, enabling efficient traffic management and advanced network segmentation security. It features Power over Ethernet (PoE) capabilities, supplying power to compatible devices directly via the network cable, simplifying the installation of IP cameras, wireless access points, and VoIP phones. With a MAC address table of up to 16,000 entries and a switching capacity of 100 Gbit/s , the GS192048HPV2-EU0101F is a powerful solution for demanding network architectures, ensuring smooth traffic flow and reliable communications. The device is equipped with 256 MB RAM and 32 GB internal storage , supporting simultaneous task processing and advanced configuration management. It includes multi-mount support for easy rack installation and a power cable (AC) for immediate setup. This managed switch from ZyXEL perfectly balances connectivity, intelligent management, and robustness, making it ideal for professional networks that require stability and advanced control. Product with plug: Yes Type of plug: Plug EU Connections: SFP x 4 Ethernet LAN Ports: 48 Type: Switch Colour: Black Voltage: 100-240 V 100 - 240 V Frequency: 50-60 Hz 50 - 60 Hz Certificate: RoHS Noise level: 26,5 dB Material: Metal Internal Memory: 256 MB 32 GB Holder: Multi-support Power supply: CA cable Number of slots: 2 Ports PoE: 375 W Characteristics: Data protection/Password Approx. temperature: -40º / 70º Safety: IGMP Accuracy (relative humidity): 10 % - 95 %