Router MikroTik RB493G 9x RJ45 100Mb/s 802.11n

The MikroTik RB493G is a compact router tailored for small office and home network setups. Equipped with nine 100 Mb/s RJ45 Ethernet ports, three miniPCI expansion slots for wireless modules, and a USB port for external storage or modem connectivity, this unit provides a versatile platform for routing, firewalling and basic wireless integration. The device runs RouterOS, enabling common network features such as DHCP, NAT, VLANs and traffic shaping suitable for managed local networks.

Advantages

The RB493G offers multiple built-in Ethernet ports that simplify wired network deployment without additional switches. Expandability via three miniPCI slots allows adding wireless interfaces or other compatible modules to adapt to changing requirements. The USB port provides options for external storage, 3G/4G modems or configuration backups. Its compact form factor and standard connectors make it easy to install in small racks or desktop placements while providing reliable throughput for typical small-business and home use.

Suitable for

• Small office LAN with multiple wired devices
• Home networks requiring several Ethernet connections and optional wireless modules
• Edge routing and gateway tasks with moderate throughput requirements
• Environments needing USB modem or external storage support

Key specifications

• Number of Ethernet ports: 9 × RJ45, 100 Mb/s
• Expansion: 3 × miniPCI slots for wireless or compatible modules
• External interfaces: 1 × USB port for storage or modem
• Operating system: RouterOS with routing, firewall, NAT and VLAN support
• Form factor: compact desktop or small rack-mount capable chassis

How to use

Install the RB493G on a stable surface or in a small equipment rack and connect your WAN link to one of the Ethernet ports designated for upstream connectivity. Attach LAN devices to the remaining RJ45 ports. If needed, insert compatible miniPCI wireless modules according to the installer guide and connect a USB modem or storage device to the USB port. Access the RouterOS web interface or use Winbox/SSH to perform initial configuration: set up WAN and LAN interfaces, configure DHCP server and firewall rules, and enable any necessary VLANs or routing protocols.

Recommendations

Place the router in a ventilated location and ensure proper grounding. Keep RouterOS up to date and back up configuration files to external storage or the USB port. When adding wireless modules, verify device compatibility and secure wireless settings with strong encryption and administrative access controls.