Fluval FX2 High Performance Canister Filter
Designed for aquariums up to 175 US Gal / 750 L, the All-New FX2 filter packs high-level performance into the series’ most space-saving and affordable design to date.
Key Features
- Multi-stage filter pumps out 475 US Gal / 1800 L of water per hour
- Smart Pump – advanced microchip technology continuously monitors and optimizes pump performance
- Self-starting: Just add water, plug in and Smart Pump will take over
- Trapped air auto-evacuated every 12 hours to ensure maximum efficiency
- Removable, stackable media baskets eliminate water bypass and hold a total of 1 US Gal / 3.9 L of media
- All filter media included – mechanical, chemical, and biological media
| Specification | Value |
|---|---|
| Water Flow Rate | 475 US Gal / 1800 L per hour |
| Filter Capacity | Up to 175 US Gal / 750 L |
| Media Volume | 1 US Gal / 3.9 L |
| Auto Air Evacuation | Every 12 hours |
FAQ
How does the Smart Pump work?
The Smart Pump uses advanced microchip technology to continuously monitor and optimize pump performance for consistent filtration efficiency.
Can the filter start automatically when I add water?
Yes, the filter is self-starting. Simply add water, plug it in, and the Smart Pump will begin operating immediately.
Is the media easily replaceable?
Yes, the media baskets are removable and stackable, allowing for easy cleaning and replacement without water bypass.




Jan Pullman –
The FX2 has been running smoothly for three months. It handles my 175-gallon tank well and the self-starting feature is a big plus. The filter is quiet and the media changes are simple. I didn’t have to worry about air traps or maintenance schedules.
Dorothy Bailey –
Great performance for the size. The water flow is strong and consistent. I appreciate the smart pump that adjusts automatically. The media baskets are easy to clean and stack neatly in my corner.
Ryan North –
Installed it last week and it’s already making a noticeable difference in water clarity. The auto-evacuation of trapped air keeps it running efficiently without manual checks. Very reliable and compact for my setup.