The Great White Return Pumps by Dalua are renowned for their efficiency, silent operation, and versatility in aquarium setups. These DC-powered pumps come in various models to cater to different flow requirements, ranging from 800 to 3000 gallons per hour (GPH). Below is a consolidated overview of the available models and their specifications:
| Model |
Flow Rate (GPH) |
Max Power (Watts) |
Min Power (Watts) |
Voltage (DC) |
Dimensions (L × W × H) in inches |
Outlet/Inlet (inches) |
Max Head (feet) |
| GW-DC 800 |
800 |
40 |
10 |
24V |
4.72 × 2.79 × 5.11 |
0.78 / 0.98 |
11.5 |
| GW-DC 1000 |
1000 |
50 |
10 |
24V |
6.45 × 3.34 × 6.29 |
0.98 / 1.25 |
13 |
| GW-DC 1500 |
1500 |
70 |
20 |
24V |
6.45 × 3.34 × 6.29 |
0.98 / 1.25 |
16 |
| GW-DC 2000 |
2000 |
85 |
20 |
24V |
6.45 × 3.34 × 6.29 |
0.98 / 1.25 |
20 |
| GW-DC 3000 |
3000 |
115 |
30 |
24V |
7.5 × 3.89 × 7.5 |
1.25 / 1.5 |
20 |
Key Features:
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20 Flow Settings: Allows precise control over pump speed to suit various aquarium needs.
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Four Operational Modes: Includes Constant, Pulse, Gyre, and Feed modes for diverse water flow patterns.
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Detachable Controller: Waterproof with union connection and adhesives for convenient cabinet installation.
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Integrated Memory: Retains programming settings even during power outages.
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Feed Mode: Temporarily halts operation for 15, 30, 45, or 60 minutes to facilitate feeding.
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Submersible Design: Ideal for use as a return pump, in closed-loop systems, or with reactors and filters.
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Ultra-Quiet Operation: Operates at less than 25 decibels, ensuring minimal noise.
These pumps are designed for both efficiency and reliability, making them suitable for a wide range of aquarium sizes and setups. The adjustable flow rates and multiple modes provide flexibility to meet specific aquatic requirements.