1. Introduction
The SOBO WP-5000 is a high-performance, multi-purpose submersible pump designed for various aquatic applications, including aquariums, ponds, fountains, and sumps. Its powerful yet quiet motor ensures efficient water circulation and filtration. This pump is suitable for both fresh and salt water environments and comes with a wear-proof ceramic shaft for long-lasting operation.

2. Specifications
| Feature | Specification |
|---|---|
| Model | WP-5000 |
| Power | 60W |
| Max. Flow | 3000 L/H |
| Max. Head (H.MAX) | 3 meters |
| Voltage | 220-240V |
| Cable Length | 1.8 meters |
| Water Inlet Diameter | 20mm |
| Outlet Caliber | 18mm and 25mm |
| Dimensions (L*W*H) | 15cm * 8cm * 12.5cm |
| Maximum Dive Depth | 1 meter |
| Material | Rubber |
| Fixed Form | Sitting (with suction cups) |
| Power Source | Charge (AC power) |
| Battery Included | No |
3. Features
- Completely Submersible Motor: Designed for full immersion in water.
- Powerful Operation: Delivers a maximum flow rate of 3000 L/H.
- Extremely Quiet Operation: Minimizes noise disturbance in your aquatic environment.
- Easy to Use: Simple setup and operation.
- Connecting Accessories: Includes various fittings for different hose sizes.
- Suction Cups: Securely attaches to the bottom or side of aquariums, fish tanks, and other soft surfaces.
- Long Lasting Wear-proof Ceramic Shaft: Ensures durability and extended product life.
- Suitable for Fresh & Salt Water: Versatile for various aquatic setups.
- Multi-Purpose Water Lifting Pump: Ideal for circulation, filtration, and fountain applications.

4. Setup Instructions
- Unpack and Inspect: Carefully remove the pump and all accessories from the packaging. Inspect for any signs of damage.
- Choose Outlet Caliber: Select the appropriate outlet caliber (18mm or 25mm) based on your hose size and desired flow. Attach it securely to the pump's outlet nozzle.
- Connect Hose: Attach your desired hose or tubing to the selected outlet caliber. Ensure a snug fit to prevent leaks.
- Position the Pump: Place the pump in your aquarium, pond, or sump. Use the integrated suction cups on the base of the pump to secure it firmly to a clean, smooth surface. Ensure the pump is positioned vertically or horizontally as required for your application, and that it will be fully submerged when operating.
- Submerge Completely: Ensure the pump is fully submerged in water before connecting it to power. The maximum dive depth for this pump is 1 meter.
- Connect to Power: Plug the pump's power cable into a suitable 220-240V electrical outlet.

5. Operating Instructions
- Initial Start-up: After completing the setup, ensure the pump is fully submerged in water. Plug the power cord into the electrical outlet. The pump should start immediately, and water should begin to flow.
- Monitoring: Observe the water flow and ensure there are no unusual noises or vibrations.
- Power Off: To turn off the pump, simply unplug it from the electrical outlet. Always unplug the pump before performing any maintenance or handling it.
6. Maintenance
Regular maintenance is crucial for the longevity and optimal performance of your SOBO WP-5000 pump.
- Disconnect Power: ALWAYS unplug the pump from the power outlet before attempting any maintenance.
- Clean Impeller: Periodically remove the pump cover and impeller assembly. Clean any debris, algae, or mineral buildup from the impeller and its housing using a soft brush and clean water.
- Check for Blockages: Inspect the water inlet and outlet for any obstructions. Clear any blockages to ensure unrestricted water flow.
- Inspect Cable: Regularly check the power cable for any signs of damage, fraying, or exposed wires. If damage is found, discontinue use immediately and replace the pump.
- Clean Suction Cups: Ensure the suction cups are clean and free of slime or debris to maintain a secure attachment.
- Rinse Thoroughly: After cleaning, rinse all components thoroughly with clean water before reassembling.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Pump does not start | No power; Impeller jammed; Not fully submerged | Check power connection; Clean impeller; Ensure pump is fully submerged |
| Reduced water flow | Inlet/outlet blocked; Impeller dirty; Hose kinked | Clear blockages; Clean impeller; Straighten hose |
| Pump is noisy | Debris in impeller; Pump not securely placed; Air in pump | Clean impeller; Re-secure pump with suction cups; Gently shake pump to release air |
| Pump vibrates excessively | Impeller damaged or unbalanced; Pump not securely placed | Inspect/replace impeller; Re-secure pump |
8. User Tips
- Always ensure the pump is fully submerged in water before plugging it in to prevent dry running, which can damage the motor.
- For optimal performance, regularly check and clean the pump's impeller and intake area to prevent blockages from debris or algae.
- When using in a pond or fountain, consider placing the pump in a filter bag to reduce the frequency of cleaning.
- Ensure the power cord is routed safely and not pinched or exposed to sharp edges.
9. Warranty & Support
For any issues, questions, or warranty claims, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.