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Nautilus DC Return Pumps
Nautilus DC Return Pumps
5.0 / 5.0
(2) 2 total reviews
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The Nautilus DC return pump is an energy efficient and controllable solution for aquarium return pumps. They’re DC- powered and can be adjusted to run as low as 10%. There are 10 different output settings, so you can easily adjust the pump to suit your tanks needs. 3 built in feed timers enable you to choose 10, 30, or 50 minute feed times.
The Nautilus control interface accepts a 0-10v analog DC control input, making it compatible with the Neptune Apex, Coralvue Hydros and other popular aquarium controllers.
Nautilus pumps are available in 7 sizes, ranging from 300 gallons per hour for nano tanks, to 3,200 GPH for large systems. Each pump includes a variety of output nozzle sizes designed to work with vinyl tubing. They can also easily be hard plumbed with PVC. Designed for internal use only.
The Nautilus DC Pump has a built-in slow start function and runs whisper-silent.
|
Pump Size |
Max Flow Rate | Max Head Height | Max Power Draw | Length | Width | Height | Outlet sizes |
|
DC300 |
300 GPH | 5 Feet | 12watts | 3.7” | 2.25” | 3.2” | 1/2”, 5/8”, 3/4” Hose Barb. 20mm/1/2” outlet, 26mm/3/4” inlet- male threads. |
|
DC600 |
600 GPH | 7.5 Feet | 21watts | 4” | 2.6” | 3.6” |
5/8” and 3/4” hose barb. 26mm/ 3/4” threaded inlet/outlet |
|
DC900 |
900 GPH | 10 Feet | 27.5watts | 5.4” | 3.2” | 4.2” |
1” and 3/4” hose barb. 32mm/1” threaded outlet. |
|
DC1100 |
1100 GPH | 10 Feet | 32.5watts | 5.35” | 3.12” | 4.2” |
1” and 3/4” hose barb. 32mm/1” threaded outlet. |
|
DC1600 |
1600 GPH | 12.5 Feet | 65watts | 7” | 3.5” | 4.75” |
1 1/2”, 1 1/4”, 1”, 3/4” hose barb. 48mm/1.5” threaded inlet/outlet |
| DC2500 | 2500 GPH | 17.5 Feet | 75watts | 7” | 3.5” | 4.75” |
1 1/2”, 1 1/4”, 1”, 3/4” hose barb. 48mm/1.5” threaded inlet/outlet |
| DC3200 | 3200 GPH | 20 Feet | 85watts | 7” | 3.5” | 4.75” |
1 1/2”, 1 1/4”, 1”, 3/4” hose barb. 48mm/1.5” threaded inlet/outlet |
All Nautilus DC Return pumps include a full 24 Month USA warranty.
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Perfect 0-10v controllable pump to replace the oem pump in a IM 20 gal peninsula pro.
Nautilus DC Return Pumps
- 5 stars: 2 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
Perfect 0-10v controllable pump to replace the oem pump in a IM 20 gal peninsula pro.
Nautilus DC Return Pumps
I purchased the 3200gph nautilus pump. I was under the impression it came with the connection pieces to make a hard pvc. However, it only has barbed adapters. I having trouble locating what I need to make a pvc connection. What connection pieces will I need to make a pvc connection?
Hi There,
Ideally we recommend using about 6-12" of vinyl tubing prior to switching to hard plumbing. This reduces strain on the front housing of the pump, which is especially important on the 1600 and up.
Should you prefer to go straight to PVC, the threads are straight threads and will fit standard tapered thread plumbing with care.
It's recommended to use liquid thread sealant if you plan on doing so, and don't try to overtighten things. The straight threads are slightly different from tapered threads found in PVC fittings at your local hardware store. We list thread sizes in the product description.
As for what fittings you need specifically: You will need a 1.5" female thread adapter for the DC3200.
How do I convert to 0/10 dc to allow my Hydros to control the system pump?
Hey There,
Our controller has a built in 3.5mm headphone jack style plug. Hydros offers a 4 pump control cable that will work with our pumps, the HYDROS 0-10V Quad Cable.
To enter 0-10v control mode, plug this cable into the port on the pumps controller. Press and hold the Down Arrow Button for 3 seconds. In 0-10v mode, the middle 4 LEDs on the controller will be illuminated. With no input from a 0-10v controller, the pump will turn off. You can program your hydros controller to provide a signal that will then determine the pumps flow rate. For example, 0V is off, 2V is 20% power, and 10V is 100% power.

Perfect 0-10v controllable pump to replace the oem pump in a IM 20 gal peninsula pro.
Nautilus DC Return Pumps
- 5 stars: 2 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
Perfect 0-10v controllable pump to replace the oem pump in a IM 20 gal peninsula pro.
Nautilus DC Return Pumps
I purchased the 3200gph nautilus pump. I was under the impression it came with the connection pieces to make a hard pvc. However, it only has barbed adapters. I having trouble locating what I need to make a pvc connection. What connection pieces will I need to make a pvc connection?
Hi There,
Ideally we recommend using about 6-12" of vinyl tubing prior to switching to hard plumbing. This reduces strain on the front housing of the pump, which is especially important on the 1600 and up.
Should you prefer to go straight to PVC, the threads are straight threads and will fit standard tapered thread plumbing with care.
It's recommended to use liquid thread sealant if you plan on doing so, and don't try to overtighten things. The straight threads are slightly different from tapered threads found in PVC fittings at your local hardware store. We list thread sizes in the product description.
As for what fittings you need specifically: You will need a 1.5" female thread adapter for the DC3200.
How do I convert to 0/10 dc to allow my Hydros to control the system pump?
Hey There,
Our controller has a built in 3.5mm headphone jack style plug. Hydros offers a 4 pump control cable that will work with our pumps, the HYDROS 0-10V Quad Cable.
To enter 0-10v control mode, plug this cable into the port on the pumps controller. Press and hold the Down Arrow Button for 3 seconds. In 0-10v mode, the middle 4 LEDs on the controller will be illuminated. With no input from a 0-10v controller, the pump will turn off. You can program your hydros controller to provide a signal that will then determine the pumps flow rate. For example, 0V is off, 2V is 20% power, and 10V is 100% power.