1. Introducción
The Mercusys MB113-4G is a portable 4G LTE Wi-Fi N300 router designed to provide internet connectivity using a SIM card. It offers fast 4G LTE speeds, N300 Wi-Fi coverage, and features like VPN, parental controls, and guest networks. Its compact design and USB-C power option make it suitable for various environments, including travel, outdoor use, and small offices.

Figure 1.1: Mercusys MB113-4G Router (Front View)
2. Contenido del paquete
Verifique que su paquete contenga los siguientes elementos:
- 1x Mercusys MB113-4G 300 Mbps 4G LTE Wireless Router
- 1x adaptador de corriente
- 1 cable Ethernet RJ45
3. Exceso de físicoview
Familiarize yourself with the router's ports, buttons, and LED indicators.
3.1 Panel trasero

Figure 3.1: Rear Panel of MB113-4G Router
- Puerto de alimentación: Se conecta al adaptador de corriente incluido.
- Puerto LAN1: Connects to a wired device (e.g., computer, smart TV).
- Puerto WAN/LAN2: Can function as a WAN port for a wired internet connection or as a second LAN port.
- Botón WPS/Wi-Fi: Press to activate WPS for easy Wi-Fi connection or press and hold to toggle Wi-Fi on/off.
- Botón de reinicio: Mantenga presionado durante 5 a 10 segundos para restaurar la configuración predeterminada de fábrica.
- Ranura para tarjeta Nano SIM: Inserte su tarjeta Nano SIM aquí.
- Puerto USB-C: For power input, compatible with power banks.
3.2 Indicadores LED
The router features LED indicators on the top panel to show its status:
- LED de encendido: Indica el estado de energía.
- LED de Internet: Indica el estado de la conexión a Internet.
- LED wifi: Indica actividad Wi-Fi.
- Signal Strength LEDs (3 LEDs): Indicate the strength of the 4G LTE signal. More lit LEDs mean stronger signal.
4. Configuración
Follow these steps to set up your Mercusys MB113-4G router.
4.1 Instalación de la tarjeta SIM
Before powering on the router, insert your Nano SIM card.
- Asegúrese de que el enrutador esté apagado.
- Locate the Nano SIM card slot on the rear panel.
- Insert the Nano SIM card into the slot until it clicks into place. Ensure the card is oriented correctly as shown in the diagram.

Figure 4.1: Inserting the Nano SIM Card
Important: Many SIM cards come with a PIN lock enabled by default. Before inserting the SIM into the router, it is highly recommended to insert it into a mobile phone and disable the PIN lock. The router's initial setup process may not prompt for the PIN, leading to connectivity issues if the SIM is locked.
4.2 Encendido
Conecte el enrutador a una fuente de alimentación.
- Connect the included power adapter to the router's Power port and then to a wall outlet.
- Alternatively, for portable use, connect a compatible USB-C power bank to the USB-C port. Ensure the power bank provides 5V.

Figure 4.2: Connecting Power via USB-C
The router will power on, and the LEDs will illuminate. Wait for the Internet LED and Signal Strength LEDs to stabilize, indicating a successful connection to the 4G LTE network.
4.3 Configuración inicial
Puede configurar el enrutador mediante un web browser or the Mercusys app.
4.3.1 Vía Web Navegador
- Connect your computer to the router via Wi-Fi (SSID and password are on the label at the bottom of the router) or via an Ethernet cable to a LAN port.
- Abrir una web Navegador y entrar
mwlogin.netor192.168.1.1en la barra de direcciones. - Follow the on-screen instructions to create a login password and complete the initial setup.
4.3.2 Via Mercusys App
- Download the Mercusys app from your mobile device's app store or by scanning the QR code provided in the quick start guide. You can also find it at mercusys.com/app/descargar-aplicación.
- Connect your mobile device to the router's Wi-Fi network.
- Open the Mercusys app and follow the instructions to add and configure your router.

Figure 4.3: Mercusys App for Router Management
5. Operación
Once set up, your MB113-4G router provides internet access to your devices.
5.1 Conexión de dispositivos
You can connect devices wirelessly or via Ethernet cable.
- Conexión Wi-Fi: Buscar the Wi-Fi network name (SSID) printed on the router's label and enter the Wi-Fi password.
- Conexión Ethernet: Connect an Ethernet cable from your device to one of the router's LAN ports.
5.2 Funciones avanzadas
The router offers several advanced features accessible via the web management interface or the Mercusys app:
- Servidor y cliente VPN: Configure VPN connections for secure remote access.
- Controles parentales: Administrar y restringir el acceso a Internet para dispositivos específicos.
- Red de invitados: Cree una red Wi-Fi separada para invitados y mantenga su red principal segura.
- Data Settings: Monitor and manage your data usage to avoid exceeding limits.

Figure 5.1: VPN Server and Client Functionality
6. Placement and Signal Optimization
Optimal placement of the router can significantly impact signal strength and network performance.
- Ubicación: Place the router in a central location within the area where you need Wi-Fi coverage.
- Proximity to Windows: For optimal 4G LTE signal reception, position the router as close as possible to an exterior window. While the signal strength LEDs provide an indication, actual performance can vary significantly based on external placement.
- Obstrucciones: Evite colocar el enrutador cerca de objetos metálicos grandes, paredes de concreto u otros dispositivos electrónicos que puedan causar interferencias.

Figure 6.1: 4G LTE and Wi-Fi Speed Capabilities
7. Mantenimiento
Regular maintenance helps ensure the router operates efficiently.
7.1 actualizaciones de firmware
Periodically check for and install firmware updates to improve performance, add new features, and enhance security. This can typically be done through the web Interfaz de administración en Herramientas del sistema o Actualización de firmware.
7.2 Limpieza
Mantenga el router limpio y sin polvo. Utilice un paño suave y seco para limpiar el exterior. No utilice limpiadores líquidos ni aerosoles.
7.3 Wi-Fi Deactivation
If you wish to deactivate the Wi-Fi signal, note that there is no dedicated physical button for this function. You must disable Wi-Fi through the router's web management interface or the Mercusys app. If you disable Wi-Fi via the app while connected wirelessly, you will lose connection and need to use a wired connection (Ethernet) to re-enable it.
8. Solución de problemas
Esta sección aborda problemas comunes que podrías encontrar.
8.1 Sin conexión a Internet
- Comprobar tarjeta SIM: Ensure the Nano SIM card is correctly inserted and that its PIN lock has been disabled.
- Intensidad de la señal: Verify the 4G LTE signal strength LEDs. If the signal is weak, try repositioning the router, ideally near a window.
- Configuración APN: En el enrutador web interface or app, check the APN (Access Point Name) settings. These are usually configured automatically, but manual adjustment might be needed for some carriers.
- Plan de datos: Confirm that your SIM card has an active data plan and has not exceeded its data limit.
8.2 Velocidades de Internet lentas
- Intensidad de la señal: A weak 4G LTE signal will result in slower speeds. Optimize router placement.
- Congestión de la red: During peak hours or in congested areas, 4G LTE speeds may naturally decrease.
- Interferencia de Wi-Fi: Ensure your Wi-Fi channel is not congested. Use the router's settings to select a less crowded channel.
- Data Throttling: Some mobile operators may reduce speeds after a certain amount of data consumption, even on 'unlimited' plans.
8.3 Problemas de conectividad Wi-Fi
- Wi-Fi habilitado: Ensure Wi-Fi is enabled on the router (check the Wi-Fi LED). If not, enable it via the web Interfaz o aplicación.
- Contraseña correcta: Verifique nuevamente que está ingresando la contraseña de Wi-Fi correcta.
- Distancia: Move closer to the router to rule out range issues.
- Límite de dispositivos: The router supports up to 32 devices. Ensure you are not exceeding this limit.
9. Especificaciones
| Característica | Especificación |
|---|---|
| Nombre del modelo | MB113-4G |
| Marca | MERCUSYS |
| Dimensiones del producto | 8.4 x 3.4 x 10.8 cm |
| Peso | 350 gramos |
| Tecnología de conectividad | 4G, Wi-Fi |
| Estándar de comunicación inalámbrica | 802.11n (Wi-Fi 4) |
| Clase de banda de frecuencia | Banda única (2.4 GHz) |
| Velocidad de transferencia de datos | 300 Mbps (Wi-Fi) |
| Max Upload Data Transfer Rate | 150 Mbps (4G LTE) |
| Número de puertos | 2 (1x LAN, 1x WAN/LAN) |
| Ancho de banda del puerto LAN | 100 Mbps |
| Número de antenas | 2 |
| Protocolo de seguridad | WPA2-PSK |
| Entrada de potencia | USB-C (5V), Power Adapter (230V) |
| Dispositivos compatibles | Smartphone, PC, etc. |
| Usos recomendados | Travel, Outdoor, Small Office |
| País natal | Porcelana |
| Has Internet Connectivity | Sí |
| Has Security Updates | Sí |
10. Garantía y soporte
10.1 Garantía del producto
The Mercusys MB113-4G router comes with a 3 año de garantíaConserve su comprobante de compra para reclamaciones de garantía.
10.2 Soporte técnico
For technical assistance, troubleshooting, or further information, please visit the official Mercusys support website or contact their customer service. Details can typically be found on the Mercusys websitio o en la guía de inicio rápido incluida con su producto.