
FX UVC In-Line Clarifier
The FX UVC quickly and easily connects to all canister filters to eliminate suspended algae for a clean and clear aquarium.
Compatible with most competitive canisters via two 1″ to 5/8″ (25 to 16 mm) hose adapters
CCFL bulb runs cool for longer life and lasts 2x longer than traditional fluorescent bulbs
Energy-efficient 6W bulb eradicates cloudy and green water
Available Models

Discover the Benefits of UVC Light

Helps Maintain a Clean and Clear Aquarium
A chemical-free way to clarify water. Does not harm existing surface-dwelling beneficial bacteria.

Prevents Cloudy and Green Water
Eliminates suspended algae in the water column that contribute to cloudy and green water.

See Your Aquarium In High Definition
Innovative design redirects water flow up, down and around the UVC bulb to maximize contact time for effective clarification.

CCFL Bulb Technology
UVC wavelengths are proven to be the best solution to clear cloudy or green water versus traditional chemical treatments. Its peak effectiveness occurs at 253 nm.


Runs Cold for Long Life
Cold Cathode Fluorescent Lamp (CCFL)
runs cooler than traditional UVC bulbs
to last up to 2X longer.

20 000 HR Bulb
Lasts over 20,000 hours – more than 2
years of continuous use.

Energy Efficient
6W bulb eradicates cloudy and green water with lower energy costs – a better choice for the environment.

For Use With All External Filters
While the FX UVC In-Line Clarifier is designed for use with FX2/4/6 filters, it is also compatible with most competitive canisters via two 1″ to 5/8″ (25 to 16 mm) hose adapters, which are included for fast and easy setup.

Mounting Options
The FX UVC in-line clarifier can be mounted directly to the FX filter lid, or cabinet interior walls with the universal mounting bracket (included)
Affixed to FX Filter Lid
For use with FX filters

Affixed to Cabinet Wall*
For use with FX and competitive filters


*FX filters: 1 x 1″ (25 mm) FX filter ribbed hosing required (sold separately – #A20233)
*Competitive filters: 5/8″ (16 mm) vinyl hose required (sold separately)


What’s in the Box

FX UVC Unit

100-240V/24V power supply

90° rubber elbow adapter

2 x 1″ to 5/8″ (25 to 16 mm) hose adapters

Universal cabinet wall mounting bracket and screws

4 x 14-27mm diameter hose clamps