QIAORAN QR50L Submersible Pump | Adjustable Power | Max 300L/H | Silent | For Aquariums, Fountains, Hydroponics
The QIAORAN QR50L Submersible Pump is a powerful and reliable solution for creating water flow in aquariums, fountains, and hydroponic systems. Adjustable power and silent operation make it ideal for home use. The pump features overheat and rotor lock protection, ensuring a long lifespan.
Technical Specifications
Model: QR50L
Voltage: DC5V
Rated Current: 960 mA
Power: 4.8 W
Max Flow Rate: 300 L/H
Max Head: 300 cm
Dimensions: 59.5x49x42.5 mm
Inlet Diameter: 8.5 mm
Outlet Diameter: 8.5 mm
Material: Durable Plastic (PC)
Weight: 100 g
Cable Length: 150 cm
Temperature Range: 0-60°C
Waterproof Rating: IP68
Lifespan: 10,000 hours
Indicator Lights and Controls
Power Indicator (Always on – normal operation, flashing – rotor lock or water ingress, off – no power).
Mode Indicator – 4 LEDs to show power levels.
How to Use?
1 Connect the pump to a DC5V power source.
2 Submerge the pump in water.
3 Select the power mode using “+” (increase) and “-” (decrease) buttons.
4 Enjoy stable operation!
Tip: Regularly clean the pump to maintain maximum performance.
What Is This Pump Suitable For?
What’s Included?
Power cable 150 cm long
User manual
Adjustable submersible pump, aquarium pump 300L/H, silent water pump, fountain pump, hydroponics pump, QIAORAN QR50L, pump with overheat protection.





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