HIGH PERFORMANCE FILTRATION
European ingenuity and innovation have fueled the next generation of FX canister filters, which feature patented SMART PUMP™ performance-optimizing technology, intricate multi-stage filtration, a built-in powered water change system and basket-in-basket tray design offering greater media capacity.
As always, you can expect FX’s legendary mix of power and efficiency that lets you spend more time enjoying your tank, and less time maintaining it.
HIGH PERFORMANCE
FILTRATION
European ingenuity and innovation have fueled the next generation of FX canister filters, which feature patented SMART PUMP™ performance-optimizing technology, intricate multi-stage filtration, a built-in powered water change system and basket-in-basket tray design offering greater media capacity.
As always, you can expect FX’s legendary mix of power and efficiency that lets you spend more time enjoying your tank, and less time maintaining it.
HIGH CAPACITY POWER,
LOW MAINTENANCE
Known for its strength and durability, the FX series sweeps the tank harder and faster, while picking up a greater amount of debris, which ultimately translates into less maintenance frequency.


HIGH CAPACITY POWER, LOW MAINTENANCE
Known for its strength and durability, the FX series sweeps the tank harder and faster, while picking up a greater amount of debris, which ultimately translates into less maintenance frequency.


MULTI-STAGE FILTRATION
The lift-out stack of media baskets is at the heart of Fluval multi-stage filtration. These large capacity baskets enable you to stack filtration media in the precise combination of layers that will work best for your aquarium.
The latest generation of FX filters incorporates 2 additional trays for even greater media capacity and flexibility.



MULTI-STAGE FILTRATION
The lift-out stack of media baskets is at the heart of Fluval multi-stage filtration. These large capacity baskets enable you to stack filtration media in the precise combination of layers that will work best for your aquarium.
The latest generation of FX filters incorporates 2 additional trays for even greater media capacity and flexibility.


FREE MEDIA INCLUDED | ![]() |
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FOAM | BIO-FOAM | BIOMAX | CARBON FOAM | MEDIA BAGS | |
FX4 (4) FX6 (6) | FX4 (1) FX6 (2) | 2 | 1 | 2 |
FREE MEDIA INCLUDED | |
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FX4 (4) FX6 (6) |
![]() BIO-FOAM |
FX4 (1) FX6 (2) |
![]() BIOMAX |
2 |
![]() CARBON FOAM |
1 |
![]() MEDIA BAGS |
2 |
SEAMLESS WATER CHANGES
The FX series features a multi-functional Utility Valve drain at its base, making it possible to empty the canister and perform seamless water changes by draining and refilling water directly from it.
Convenient lid-mounted hosing clips offers clean storage when not in use – no need to reconnect for subsequent use.

SEAMLESS
WATER CHANGES
The FX series features a multi-functional Utility Valve drain at its base, making it possible to empty the canister and perform seamless water changes by draining and refilling water directly from it.
Convenient lid-mounted hosing clips offers clean storage when not in use – no need to reconnect for subsequent use.

ADDITIONAL FEATURES

RUBBER FEET
Reduces vibration

TWIN OUTPUT NOZZLES
Multi-directional for customized water currents

SELF PRIMING
Just add water & Smart Pump does the rest

AQUASTOP CLICK-FIT VALVES
Leak-free fast assembly

VERSATILE INTAKE
Telescopic stem & anti clog strainer
COMPARE THE MODELS
MODEL Item # | FX2A213 | FX4A214 | FX6A219 |
---|---|---|---|
UPC | 015561102131 | 015561102148 | 015561102193 |
Aquarium Capacity | 175 US Gal(750 L) | 250 US Gal(1,000 L) | 400 US Gal(1,500 L) |
Pump Output | 475 US Gal/h(1,800 L/h) | 700 US Gal/h(2,650 L/h) | 925 US Gal/h(3,500 l/h) |
Mechanical Area (foam) | 178 in2 (1,150cm2) | 217 in2 (1,400 cm2) | 325.5 in2 (2,100 cm2) |
Biological Volume | 1 US Gal(3.91 L) | 1 US Gal(3.91 L) | 1.5 US Gal(5.9 L) |
Filtration Volume | 2.5 US Gal(14 L) | 3.7 US Gal(14 L) | 5.28 US Gal(20 L) |
Filter Circulation | 343 US Gal/h(1,300 L/h) | 450 US Gal/h(1,700 L/h) | 563 US Gal/h(2,130 L/h) |
Head height (max.) | 6.9ft (2.1 m) | 6.9ft (2.1 m) | 10.8ft(3.3 m) |
Wattage (120V/60Hz) | 27 W | 30 W | 43 W |
Wattage (230-240V/50Hz) | 27 W | 30 W | 41 W |
Dimensions (L x W x H) | 13.4 x 13.4 x 16.5"(34 x 34 x 42 cm) | 15.75 x 15.75 x 16.5"(40 x 40 x 42 cm) | 15.75 x 15.75 x 20.8"(40 x 40 x 53 cm) |