1. Introducción
This manual provides essential information for the safe and efficient use of your FSP 250-50GUB Flex ATX Power Supply. This power supply delivers a true 250 watts of continuous power and is designed for compact systems, such as mini-ITX applications. It features an 80 PLUS® Bronze certification for energy efficiency and includes comprehensive protection mechanisms to safeguard your system components.
2. Información de seguridad
Always observe the following safety precautions to prevent injury or damage to the power supply and connected components:
- Do not open the power supply unit. Alto volumentagEstán presentes en el interior, incluso cuando están desconectados de la corriente.
- Asegúrese de que la fuente de alimentación esté desconectada de la toma de CA antes de realizar la instalación o el mantenimiento.
- Instale la fuente de alimentación en un área bien ventilada para evitar el sobrecalentamiento.
- Use only the cables provided with the power supply or compatible replacements.
- Evite exponer la fuente de alimentación a la humedad o temperaturas extremas.
- This power supply complies with newer IEC 62368 Standards and includes OVP (Over Voltage Protección), UVP (Bajo Vol.tage Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection) for hardware safety.
3. Producto terminadoview
The FSP 250-50GUB is a Flex ATX power supply designed for reliability and efficiency in small form factor systems. Key features include:
- 250W True Power: Provides stable and continuous power output.
- Certificación Bronce 80 PLUS: Ensures high energy efficiency, meeting Energy Star Version 6.1 requirements.
- Ventilador silencioso: Equipped with a 4x4 cm double ball bearing fan for extended life and reduced noise levels.
- Full Range PFC Active: Active Power Factor Correction for stable power delivery.
- Protección integral: Includes OVP, UVP, OCP, OPP, and SCP for system safety.

Figura 1: Frente view of the FSP 250-50GUB Flex ATX Power Supply, showing the power input and ventilation grille.

Figura 2: Trasero view of the FSP 250-50GUB Flex ATX Power Supply, illustrating the fan and cable bundle exit point.
4. Especificaciones
| Especificación | Valor |
|---|---|
| Dimensiones del producto (L x An x Al) | 5.91 x 3.15 x 1.57 pulgadas (150 x 80 x 40 mm) |
| Peso del artículo | 1.61 libras |
| Factor de forma | ATX flexible |
| Salida Wattage | 250 vatios |
| Certificación de Eficiencia | 80 Plus Bronze (115V) |
| Método de enfriamiento | Air (1 fan) |
| Tipo de conector | ATX |
| Dispositivos compatibles | Ordenador personal |
| Funciones de protección | OVP, UVP, OCP, OPP, SCP |

Figura 3: Detailed output table and physical dimensions of the FSP Flex ATX Power Supply.
5. Instalación y configuración
Follow these general steps for installing your Flex ATX power supply:
- Prepare su sistema: Asegúrese de que su computadora esté apagada y desenchufada del tomacorriente. Abra la carcasa de su computadora.
- Retire la fuente de alimentación antigua (si corresponde): Disconnect all cables from the old power supply and remove its mounting screws. Carefully take out the old unit.
- Instalar nueva fuente de alimentación: Insert the FSP 250-50GUB into the Flex ATX power supply bay of your chassis. Secure it with the appropriate screws. This unit is designed to fit into most Flex ATX chassis available.
- Conectar cables: Connect the power supply cables to your motherboard and other components. Refer to your motherboard and component manuals for specific connection points.
- Placa madre: Connect the 24-pin ATX connector and the 4-pin or 4+4-pin CPU connector.
- Periféricos: Connect SATA power connectors to storage drives and Molex connectors to other compatible devices.
- Tarjetas gráficas: If your system requires it, connect the appropriate PCI-E power connectors.
- Cables seguros: Route and secure cables to ensure proper airflow and prevent interference with other components.
- Cerrar caso: Once all connections are made and secured, close your computer case.
- Encendido: Plug the AC power cord into the power supply and then into a wall outlet. Turn on your computer.

Figura 4: Illustration of various connector types provided by the FSP Flex ATX Power Supply, including 24-pin ATX, 8-pin CPU, 4+4-pin CPU, PCI-E 2+6, SATA, Molex, and Floppy connectors.
Vídeo 1: This video demonstrates general features and installation concepts for FSP Flex ATX power supplies, including 1U bracket installation, Flex ATX chassis compatibility, efficiency, safety protections, and cable types. While the video specifically references a 'FlexGURU PRO 500W' model, the principles shown are broadly applicable to the FSP 250-50GUB Flex ATX Power Supply.
6. Instrucciones de funcionamiento
The FSP 250-50GUB power supply operates automatically once correctly installed and connected. Ensure the power switch on the back of the unit (if present) is in the 'ON' position before powering on your computer. The power supply will deliver stable power to your components as needed.
7. Mantenimiento
El mantenimiento regular ayuda a garantizar la longevidad y el rendimiento óptimo de su fuente de alimentación:
- Eliminación de polvo: Limpie periódicamente el polvo del ventilador y las rejillas de ventilación de la fuente de alimentación con aire comprimido. Asegúrese de que el sistema esté apagado y desenchufado antes de limpiarlo.
- Sistema de organización de cables: Ensure cables are neatly routed and do not obstruct airflow within the chassis.
- Condiciones ambientales: Utilice la fuente de alimentación dentro de los rangos de temperatura y humedad recomendados.
8. Solución de problemas
Si tiene problemas con su fuente de alimentación, considere los siguientes pasos comunes de solución de problemas:
- Sin energía:
- Compruebe si el cable de alimentación de CA está conectado de forma segura tanto a la fuente de alimentación como a la toma de pared.
- Verify that the power switch on the power supply is in the 'ON' position.
- Pruebe el tomacorriente de pared con otro dispositivo para asegurarse de que tenga energía.
- Inestabilidad del sistema/apagados aleatorios:
- Ensure all power connectors (24-pin ATX, CPU, PCI-E, SATA) are firmly seated.
- Verifique que la ventilación sea adecuada y que el ventilador de la fuente de alimentación esté girando. El sobrecalentamiento puede causar inestabilidad.
- If possible, test the power supply with a different set of components or in another system to rule out other hardware issues.
- Ruido fuerte del ventilador:
- Limpie cualquier acumulación de polvo del ventilador y las rejillas.
- Ensure the power supply is not overloaded, which can cause the fan to spin faster.
If problems persist after attempting these steps, contact FSP customer support or a qualified technician.
9. Garantía y soporte
FSP products are manufactured to high-quality standards. For warranty information and technical support, please refer to the official FSP webSitio web o contacte a su distribuidor local. Conserve el recibo de compra como comprobante para reclamaciones de garantía.





