JBJ U.S.A. Reaction HOB Aquarium Power Filter
The JBJ U.S.A. Reaction HOB Aquarium Power Filter is a compact, efficient hang on back filtration system designed for freshwater, planted, and nano aquariums. Its low profile design keeps your display clean while providing consistent water movement and reliable filtration for a balanced aquarium.
This all in one unit combines mechanical, biological, and chemical filtration in a simple, easy to maintain format. With an adjustable flow rate and dual intake system, it adapts well to a wide range of aquarium setups, from shrimp tanks to community fish systems.
What We Love About This Filter
Clean Hang On Back Design
Keeps equipment out of the tank so your aquascape stays the focus.
Multi Stage Filtration
Includes mechanical, biological, and chemical filtration for comprehensive water cleaning.
Adjustable Flow Rate
Allows users to customize water flow based on tank size and fish activity.
Dual Intake System
Improves water intake efficiency and ensures consistent filtration performance.
| Specification | Detail |
|---|---|
| Filter Type | Hang-on-Back (HOB) |
| Filtration Type | Mechanical, Biological, Chemical |
| Water Flow | Adjustable |
| Intake System | Dual Intake |
| Best For | Freshwater, Planted, Nano Tanks |
FAQ
Is the filter suitable for planted tanks?
Yes, the JBJ U.S.A. Reaction HOB is well-suited for planted tanks due to its gentle water flow and balanced filtration.
Can I adjust the flow rate to match my tank size?
Yes, the filter features an adjustable flow rate to match different tank sizes and fish populations.
Does this filter require regular maintenance?
Please contact customer service for maintenance instructions.




Lily Hill –
The filter fits perfectly in my 10-gallon planted tank. The water flow is steady and doesn’t disturb the plants. Easy to clean and the design keeps the tank looking clean and natural.
Chloe Turner –
I installed it in my nano tank with shrimp and it has kept the water clear. The dual intake helps with water intake, and the adjustable flow works well with my fish activity.
Melanie Morgan –
Great value for the filtration quality. The mechanical and chemical stages work well together. No clogging issues after two months of use.
Penelope Howard –
The hang-on-back design is clean and doesn’t block the view. It’s quiet and provides consistent water movement without turbulence.