Tetra Whisper 40i Internal Power Filter


Easy to Set-Up and Maintain, Low Profile in your Tank Visibly and Audibly!

Availability: 5 in stock


The Tetra Whisper 40i Internal Power Filter is ideal for tanks ranging between 20-40 gallons. The Whisper in-tank filter is easy to hide inside your aquarium by placing it behind a plant or other decorative object making it virtually invisible. The space-saving design can be flush with the wall and operates in as little as 2 inches of water, making it ideal for low water level environments such as amphibian aquariums, terrariums or even turtle tanks. A complete 3-stage biological, chemical and mechanical water filtration is provided from the same Whisper Filter Cartridges used in the acclaimed Whisper Power Filter. Whisper Filter Cartridges contain the exact amount of activated carbon and filter mesh area to provide first-rate aquarium filtration

  • Dual-sided fiber mesh catches debris & animal waste
  • Ultra-activated carbon absorbs odors & discoloration
  • Bio-Scrubber cultivates aerobic bacteria, eliminating toxic ammonia and nitrates before water cascades back into aquarium
  • Easy to set-up & maintain

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Other Specifications: Length- 4.25 in, Width- 3.25 in, Height- 9.5 in, Flow Rate- 170 gph, Power Cord Length 6 ft, Uses the Large Bio-Bags*

Weight 1.5 lbs
Dimensions 10.5 × 5.2 × 5.9 in



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