10 Best External Aquarium Filters 2024 in the US

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High Output: Pumps out 700 US gallons per hour, ensuring a high rate of water turnover for cleaner, healthier aquarium water.

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Smart Pump Technology: Features advanced microchip technology that monitors and optimizes pump performance, including auto-evacuation of trapped air every 12 hours.

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Self-Starting: Automatically starts with the addition of water and power, simplifying the setup process.

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Utility Valve: Includes a drain at the base for easy canister emptying and water changes directly from the filter, enhancing maintenance convenience.

5.

4-Stage Filtration: Offers four removable baskets for mechanical, chemical, and biological media, totaling 1 US gallon capacity and preventing water bypass.

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eTEC Technology: Delivers powerful pump performance and ultra-quiet operation.

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Energy Efficient: Uses the same energy as an LED light bulb.

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Constant Pumping Power: Ensures healthy and clean fish tank with reliable motor.

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Silent Operation: Runs up to 25% quieter for a peaceful fish tank environment.

5.

EZ-Lift Media Baskets: Allows media stack removal with one finger for quick access.

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Aquarium Size Compatibility: Suitable for aquariums up to 30 gallons.

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Water Flow Rate: Cycles water at 115 gallons per hour.

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360 Degree Valve Rotation: Two independent valve taps rotate 360 degrees.

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Customizable Filtration: 2 stackable media baskets for filtration customization.

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Comprehensive Filter Media: Includes poly fiber pads, bio-sponge, and activated carbon.

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Superior Filtration System: Offers extended contact time with filter media, ensuring thorough filtration and better water quality.

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Energy Efficient Pump: The pump is designed to be energy efficient, reducing operating costs for the aquarium.

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Easy Installation: The filter is designed for quick and easy installation, making setup a breeze.

4.

Comprehensive Filtration: Provides a full spectrum of mechanical, chemical, and biological filtration for superior water quality.

5.

AquaClear Media Included: Comes with AquaClear Foam, Activated Carbon Filter, and BioMax for enhanced filtration performance.

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5-Stage Filtration: Advanced 5-stage filtration system ensures optimal water quality and clarity.

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9W UV Sterilizer: Built-in 9W UV sterilizer helps eliminate harmful microorganisms and algae, promoting a healthier aquatic environment.

3.

LCD Display: User-friendly LCD display for easy monitoring and control of filter settings.

4.

Adjustable Flow Rate: Flow rate can be adjusted between 396-793 gallons per hour to suit various tank sizes and requirements.

5.

No Priming Required: The filter is self-priming, making setup and maintenance hassle-free.

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Aquarium Capacity: Suitable for up to 100 gallon aquariums, providing efficient filtration for larger aquatic environments.

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Flow Rate: Has a high flow rate of 370 GPH (1400L/Hr), ensuring thorough water circulation and filtration.

3.

Compact Dimensions: Space-saving design with dimensions of 10.5" L X 10.5" W X 16" H, easily fitting in various spaces.

4.

UV Sterilizer: Equipped with a 9-watt UV sterilizer to help eliminate algae and harmful microorganisms, maintaining a healthy aquarium environment.

5.

Filter Media Included: Comes with 3 white filter pads, 1 blue coarse pad, and 3 media baskets for customizable filtration.

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5-Stage Filtration: Ensures thorough purification of tank water through multiple stages.

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9W UV Sterilizer: Built-in UV sterilizer helps control algae spores and bacteria, promoting clear water.

3.

High Flow Rate: Capable of filtering 525 gallons per hour, suitable for tanks up to 150 gallons.

4.

Spacious Design: Dimensions of 12" L x 12" W x 18" H provide ample space for media and efficient filtration.

5.

Large Media Baskets: Comes with 4 large media baskets to accommodate all types of filter media.

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Quiet Filtration: Features a sound shield for filtration at less than 40 dB, ensuring a quiet operation.

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Self Priming: Equipped with a submerged motor that requires no priming, allowing for easy startup.

3.

High Capacity: Designed for aquariums up to 45 gallons, with a flow rate of 215 gallons per hour.

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Stay Clean Technology: Incorporates technology that maintains healthy pH levels, simplifying maintenance and promoting healthier fish.

5.

Easy Cartridge Refills: Utilizes large-sized Tetra Whisper Bio-Bag Filter Cartridges for monthly changes, sold separately.

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Permo-elastic Sealing Ring: Ensures easy and secure closing of the pump head after maintenance, providing a reliable seal.

2.

Multiple Filter Media: Includes filter sponges and loose filter media options for versatile aquarium filtration.

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Complete Accessories Set: Comes with a spray bar, inlet pipe, hose, and other installation accessories for a full setup.

4.

EHEIM Mech & Substrat Pro Media: High-quality filter media included to promote efficient biological and mechanical filtration.

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Integrated Valves: Valves are included to control water flow and make maintenance easier.