Tetra Whisper 4i Internal Power Filter, Filtration for Aquariums Between 1 and 4 Gallons

Name: Tetra Whisper 4i Internal Power Filter, Filtration for Aquariums Between 1 and 4 Gallons
Brand: Tetra
SKU: awhd-us-b07jc6lst2
Price: 11.45 USD
Availability: InStock

Brand: Tetra

Condition: Used

$11⁴⁵

$12⁸⁷

-12% Save $1⁴²

Updated: 2 days ago

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Description

FOR 1-4 GALLON AQUARIUMS: Tetra Whisper 4i Internal Power Filter uses Small Whisper BioBag filter cartridges that are easy to change.

27 GPH MOTOR: The internal 27 GPH pump cycles a 4 gallon aquarium more than 6 times per hour.

POWERFUL FILTRATION: Water flows through the cartridge floss, trapping debris and fish waste, while Ultra-activated carbon helps remove odor and discoloration.

SPACE-SAVING DESIGN: Your aquarium can be 1” from the wall with the internal filter designed to clip on your tank wall and be hidden by décor.

ADJUSTABLE: Adjustable clip and suction cup allows for a variety of setups to easily adjust to high or low water levels.

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Product Details

SKU:: awhd-us-b07jc6lst2
Model:: AQ-68056
Country:: US
ASIN:: B07JC6LST2
GTIN:: 00046798780564
UPC:: 046798780564

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Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?

Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $1 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

What's the difference between open-box and refurbished?

Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

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Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.