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At AquaCave, we offer some of the best selection & best prices on submersible water pumps for you marine, reef, and freshwater aquarium.
Submersible Aquarium Water Pumps / Return Pumps are operating while being completely submersed inside aquarium or sump filter. Rather than sucking water through an inlet tube like an external pump, most submersible pumps do not have an inlet in which you can attach tubing or hose. They are used primarily to feed protein skimmers and reactors and to provide water movement within the tank. Submersible water pumps are usually placed directly in the sump's return compartment. These pumps are easy to install and service. Submersible water pumps are recommended for aquariums up to 180 gal. These pumps tend to be quieter than external pumps but can also transfer more direct heat to aquarium water. For most applications, internal (submersible) water pumps provide a good mix of performance and ease of operation.

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  • Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump

    EcoTech Marine

    Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump

    Ecotech Marine Vectra L2 - 3100 GPH DC Return Water Pump ntroducing the World's Smartest Return Pump With some of the most advanced pump technology on the market, today Ecotech has stepped it up another notch.  With the addition of Ecotech Marine's...

    $599.99
  • Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump

    EcoTech Marine

    Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump

    Ecotech Marine Vectra S2 - 1400 GPH DC Return Water Pump With some of the most advanced pump technology on the market, today Ecotech has stepped it up another notch.  With the addition of Ecotech Marine's Mobius app compatibility, Vectra return...

    $399.99
  • Ecotech Marine Intake Kit for Vectra S2 Pump Ecotech Marine Intake Kit for Vectra S2 Pump

    EcoTech Marine

    Ecotech Marine Intake Kit for Vectra S2 Pump

    Ecotech Marine Intake Kit for Vectra S2 Pump Intake Barb Size: 1" Output Barb Size: 3/4"  What's Included? 1x Intake Barb Fitting 1x Output Barb Fitting 1x Intake Screen  Product code: 8539Item No. WP-ET-ETM4151

    $19.99
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