1. Introducción
This manual provides detailed instructions for the safe and efficient use of your PULACO DC 5V USB Mini Submersible Water Pump. This compact and quiet pump is designed for various applications, including pet fountains, small aquariums, fish tanks, tabletop fountains, water gardens, and hydroponic systems. Please read this manual thoroughly before installation and operation.
2. Producto terminadoview
Características principales
- Safety USB Power: Operates on DC 5V 3W USB power, minimizing electrical risk.
- Operación ultra silenciosa: Engineered for low noise output, providing a quiet environment.
- Tasa de flujo ajustable: Features an adjusting knob to control water flow up to 50 GPH (Gallons Per Hour).
- Diseño compacto: Small dimensions (1.5 x 1.5 x 1.1 inches) for versatile placement.
- Desmontable y limpiable: Easy to disassemble without tools for convenient cleaning.
- Accesorios incluidos: Comes with 2 suction cups, one nozzle, and 3.3 feet of tubing.
Componentes
The PULACO Mini Submersible Water Pump package includes:
- PULACO DC 5V USB Mini Submersible Water Pump
- USB Power Cord (approximately 4.9 ft / 1.5 m)
- Tubing (approximately 3.3 ft / 1 m, 0.3 inch diameter)
- Nozzle (0.3 inch diameter)
- 2 ventosas

Image 1: The PULACO DC 5V USB Mini Submersible Water Pump, shown with its included tubing and USB power cable.

Imagen 2: Una explosión view illustrating the detachable components of the pump for easy cleaning, alongside the USB power cord and its length specification.
3. Instrucciones de configuración
3.1 Asamblea
- Asegúrese de que la bomba esté limpia y libre de residuos.
- Attach the provided nozzle to the pump's outlet.
- Connect one end of the tubing to the nozzle.
- If desired, attach the suction cups to the bottom of the pump for secure placement.
3.2 Colocación
Place the assembled pump completely submerged in water within your pet fountain, aquarium, or other water feature. Ensure the water level is sufficient to cover the pump entirely to prevent dry running, which can damage the motor.

Image 3: The compact size of the PULACO pump demonstrated by being held in a hand, accompanied by a table of its key specifications.
3.3 Conexión de alimentación
Connect the USB power cord to a compatible DC 5V USB power source. This can include:
- USB wall adapter (e.g., phone charger)
- Banco de energía
- Puerto USB de la computadora
- USB power strip

Image 4: The PULACO pump connected to its USB cable, with examples of compatible 5V USB power transformers such as wall adapters and power strips.
4. Instrucciones de funcionamiento
4.1 Encendido
Once the pump is fully submerged and connected to a power source, it will begin operating. There is no separate on/off switch; operation is controlled by connecting or disconnecting the USB power.
4.2 Ajuste del caudal
The pump features an adjustable knob located on its side. Rotate this knob to increase or decrease the water flow rate according to your application's requirements. The maximum flow rate is 50 GPH, and it can elevate water up to 2.0 feet.

Image 5: A visual representation of the PULACO pump's versatility, showing its use in aquariums, pet fountains, and various water features.
5. Mantenimiento
5.1 Limpieza de la bomba
Regular cleaning is essential to maintain the pump's performance and longevity. The pump is designed for easy disassembly without tools.
- Disconnect the pump from its power source.
- Retire la bomba del agua.
- Gently detach the front cover and impeller assembly. Refer to Image 2 for guidance on detachable parts.
- Rinse all components under clean water to remove any accumulated debris, algae, or mineral deposits. A small brush may be used for stubborn residue.
- Inspect the impeller for any damage or wear.
- Reassemble the pump, ensuring all parts fit securely.
- Place the pump back into the water and reconnect power.
Nota: The frequency of cleaning depends on the water quality and usage environment. For continuous operation, weekly or bi-weekly cleaning is recommended.
6. Solución de problemas
If you encounter issues with your PULACO water pump, please refer to the following table for common problems and solutions:
| Problema | Posible causa | Solución |
|---|---|---|
| La bomba no funciona | Sin suministro de energía Impulsor bloqueado Nivel de agua insuficiente | Verifique la conexión USB y la fuente de alimentación Clean impeller and pump housing Ensure pump is fully submerged |
| Bajo caudal de agua | Impeller partially blocked Tubing kinked or clogged Flow rate knob set too low | Clean impeller and pump Revisar y limpiar los tubos Adjust flow rate knob to a higher setting |
| Ruido excesivo | Impulsor obstruido Bomba no completamente sumergida Vibration against hard surface | Clean impeller and pump Ensure pump is fully submerged Adjust pump position or use suction cups for stability |
| La bomba se detiene intermitentemente | Overheating due to low water Conexión de alimentación floja | Ensure adequate water level Secure USB power connection |
7. Especificaciones técnicas
| Especificación | Detalle |
|---|---|
| Número de modelo | FR-PPU12-150 |
| Marca | pulaco |
| Fuente de poder | USB DC 5 V |
| Quétage | 3 vatios |
| Volumentage | 5 voltios (CC) |
| Caudal máximo | 50 GPH (Gallons Per Hour) / 0.83 GPM |
| Altura máxima de elevación | 2.0 pies |
| Dimensiones del producto (L x An x Al) | 1.5" x 1.5" x 1.1" |
| Peso del artículo | 0.28 libras (aprox. 4.5 onzas) |
| Material | Plástico |
| Color | Negro |
| Diámetro de la tubería | 0.3 pulgadas |
| Longitud del cable USB | 4.9 pies (1.5 metros) |
8. Garantía y soporte
For warranty information or technical support, please refer to the product packaging or contact PULACO customer service directly. Keep your purchase receipt as proof of purchase.





