1. Introducción
This manual provides essential information for the safe and efficient operation of your Amazon Basics 400VA Standby Uninterruptible Power Supply (UPS) with Battery Backup and Surge Protection. Please read these instructions thoroughly before use and retain them for future reference.
2. Información de seguridad
- Colocación: Do not lie the UPS on its side. Ensure proper ventilation and avoid placing it near heat sources or in direct sunlight.
- Carga inicial: For optimal performance, plug in the UPS and allow it to charge for at least 8 hours before connecting devices.
- Capacidad de carga: Do not overload the UPS. For optimal system performance, keep the total load below 80% of the unit's rated capacity (255W).
- Batería: Contains a sealed lead-acid battery. Do not attempt to disassemble or incinerate. Refer to local regulations for proper battery disposal.
- Corta circuitos: The unit includes a circuit breaker to prevent overload. If it trips, reduce the load and press the breaker to reset.

Figure 2.1: Proper orientation is crucial for battery life and unit performance. Avoid lying the UPS on its side.
3. Contenido del paquete
Verifique que todos los artículos estén presentes en el paquete:
- Amazon Basics 400VA Standby UPS Unit
- Manual de usuario

Figure 3.1: The Amazon Basics 400VA Standby UPS unit.
4. Producto terminadoview
The Amazon Basics 400VA UPS features a compact design with multiple outlets for power protection.
- Puntos de venta totales: 6 (NEMA 5-15R)
- Tomas de corriente con respaldo de batería y protección contra sobretensiones: 3 outlets provide continuous power during outages y protege contra sobretensiones.
- Tomas de corriente solo con protección contra sobretensiones: 3 outlets protect against surges but do not provide battery backup during power outages.
- Botón de encendido: Controla la potencia de la unidad.
- Cable de alimentación: 5-foot cord with NEMA 5-15P right-angle and 45-degree offset plug.

Figure 4.1: Key features and outlet types of the UPS.

Figura 4.2: detallada view of the UPS outlets, distinguishing between battery-backed and surge-only ports.
5. Configuración
- Deshacer: Carefully remove the UPS unit from its packaging.
- Carga inicial: Plug the UPS into a standard wall outlet. Press and hold the power button for 2 seconds to turn the unit on. The green LED indicator will illuminate. Allow the unit to charge for a minimum of 8 hours before connecting any critical devices.
- Conectar dispositivos: Plug your electronic devices into the appropriate outlets. For devices requiring continuous power during outages (e.g., routers, modems, computers), use the Respaldo de batería y protección contra sobretensiones outlets. For devices needing only surge protection, use the Protección contra sobretensiones salidas.
Video 5.1: Demonstrates connecting devices to the UPS, highlighting the distinction between battery-backed and surge-only outlets.
6. Funcionamiento del SAI
Once fully charged and devices are connected, your UPS is ready for operation.
- Encendido/apagado: Press and hold the power button for approximately 2 seconds to turn the UPS on or off. The green LED indicates power status.
- Poder Outage: En caso de un corte de energíatage, devices connected to the Respaldo de batería y protección contra sobretensiones outlets will continue to receive power from the internal battery. The UPS may emit an audible alarm to indicate it is operating on battery power.
- Control de alarma: To silence the audible alarm during a power outage, quickly press the power button twice. To reactivate the alarm, press the power button twice again.
- Duración: The battery backup runtime varies based on the power consumption of connected devices. At half load (200VA/127.5W), the UPS provides approximately 6 minutes of backup power. At full load (400VA/255W), it provides approximately 1.5 minutes of backup power.
Vídeo 6.1: Un finalview of the Amazon Basics 400VA UPS, demonstrating its features and functionality.
7. Mantenimiento
- Reemplazo de batería: The internal battery is a sealed lead-acid type. Its typical lifespan is 3-5 years, depending on usage. Battery replacement should be performed by qualified personnel.
- Limpieza: Disconnect the UPS from the power outlet and wipe the exterior with a dry cloth. Do not use liquid cleaners.
- Almacenamiento: If storing the UPS for an extended period, ensure it is fully charged and recharge it every 3 months to maintain battery health.
8. Solución de problemas
Consulte la siguiente tabla para conocer problemas comunes y sus soluciones:
| Síntoma | Posible causa | Solución |
|---|---|---|
| El UPS no se enciende. | Batería no conectada o descargada. | Ensure battery is connected. Plug into wall outlet and charge for 8 hours. |
| El UPS emite un pitido continuo. | Sobrecarga o batería baja. | Reduce connected load. Allow battery to recharge. |
| No power from battery backup outlets during outage. | Devices plugged into surge-only outlets. | Ensure critical devices are plugged into Respaldo de batería y protección contra sobretensiones salidas. |
| Se disparó el disyuntor. | Sobrecarga. | Unplug some devices, then press the circuit breaker to reset. |
9. Especificaciones
| Característica | Detalle |
|---|---|
| Modelo | ABST400 |
| Capacidad | 400VA / 255W |
| Vol de entradatage | 120V~, 10A, 50/60Hz |
| Vol de salidatage | 120V~, 5.0A, 50/60Hz |
| Corriente de salida total | 10A (Including Surge Outlets) |
| Tipo de batería | Ácido de plomo sellado |
| Dimensiones (L x An x Al) | 7.24 x 4.33 x 3.22 pulgadas (18.39 x 11 x 8.18 cm) |
| Peso del artículo | 3.8 libras |
| Longitud del cable | 5 pies |

Figure 9.1: Physical dimensions of the UPS unit.
10. Garantía y soporte
This Amazon Basics UPS is backed by a limited 1-year warranty, including the battery. For support or warranty claims, please refer to the Amazon Basics customer service channels.
Additionally, a $75,000 connected equipment guarantee is provided. Please refer to the product documentation or Amazon's website for full details on how to make a claim.





