SAVE UP TO 70% on thousands of products - SHOP NOW. >

SAVE UP TO 70% on thousands of products - SHOP NOW. >

Fluval FX4 External Filter

For use in freshwater and saltwater aquariums

At a glance...
  • High performance canister filter
  • 3-year guarantee
  • Outputs 3500 lph in aquariums up to 1500 l

Brand new on the market this FX4 makes sure you can expect FX's legendary mix of power and efficiency that lets you spend more time enjoying your aquarium and less time maintaining it.

FX4 Features a Smart Pump capable of 2650 L (700 US Gal) of water per hour with advanced microchip technology that continuously monitors and optimises pump performance

Self-starting - just add water, plug in and Smart Pump™ will take over. Trapped air is auto-evacuated every 12 hours to ensure maximum efficiency. Removable, stackable media baskets eliminate water bypass and hold a total of 3.9 L (1 US Gal) of media which is all included.

Multi-directional output nozzles can be fully adjusted to create customised water flows and its utility Valve with drain hose makes for easy maintenance and flushing of canister.

FX4 is compact measuring 40 cm by 42 cm in height which easily fits under most aquariums. For use in freshwater and saltwater aquariums


  • Rubber hosing
  • Rim connectors, clips and suction cups
  • Intake stem
  • Output nozzle
  • Lid fasteners
  • Filter canister
  • Utility valve and hosing
  • Drain cap
  • Pump unit (motor) and power cord
  • Rubber feet
  • Media baskets
  • 1/2 media baskets
  • Filter lid and accessories
  • All filter media included - mechanical, chemical and biological
Guarantee 3 years
Aquarium capacity 1,000l
Pump output 2,650lph
Mechanical area (foam) 1,400cm²
Biological volume 3.91l
Filtration volume 14l
Filter circulation 1,700lph
Max head height 2.1m
Wattage 30W
Dimensions L:40cm x W:40cm x H:42cm
Write Your Own Review
You're reviewing:Fluval FX4 External Filter
Your Rating