The AquaClear A601 is the correct remover pack for the following filter systems:
The AquaClear Ammonia Remover for AquaClear 30 can be used as the Stage 2 chemical filter media in the AquaClear 30 Aquarium Power Filter System instead of the AquaClear 30 Activated Carbon pack (A602).
The AquaClear ammonia filter pack replacement for the AquaClear 30 Aquarium Filter removes and prevents the build up of toxic ammonia and nitrite in your aquarium. AquaClear ammonia filters help your aquatic pets thrive better, as lowering ammonia levels reduces the stress of fish and other aquatic pets. The AquaClear 30 ammonia remover pack is especially useful for setting up a new aquarium or for maintaining healthy ammonia levels in heavily populated aquariums.
The AquaClear 30 ammonia remover filter pack gradually becomes inactive and should be replaced as needed to maintain healthy ammonia levels for better water quality. This AquaClear ammonia replacement filter pack is also known by Hagen part number A-601. It is for freshwater aquariums only.