Aqua-Tech 5-15 Power Filter

The Aqua-Tech 5-15 is a hang-on-back power filter. The OEM cartridge table lists it with the EZ-Change #1.

Hang-on-backAqua-Tech Power Filters5-15 US galStatus unknown

Manufacturer: Aqua-Tech
Model: 5-15

OEM-listed replacements

Listed by Aqua-Tech itself, or by another document published by the filter's manufacturer.

OEM-listed replacementCartridge

Aqua-Tech EZ-Change #1

Product maker: Aqua-Tech

The replacement cartridge carries two of the filter's three stages: the blue polyfiber pad (mechanical) and the activated carbon (chemical). The biological stage is the BIO-Fiber supplied with the filter itself, not the cartridge; the manufacturer states it should never be cleaned or thrown away.

OEM support pageSpectrum Brands, Inc. (Aqua-Tech)

“5-15 AQUA-Tech ® 5-15 EZ-Change TM #1”

Sourceretrieved 2026-10-05

Third-party compatibility claims

Products that a seller or third-party maker states are for this filter. These are claims by the seller — not OEM endorsements, and not tested here.

No third-party compatibility claim was recorded for this model.

What is not known

Recorded as unknown rather than guessed.

part_numberThe OEM page gives the cartridge name but no part number.