Fluval UVC In-Line Clarifier 3W Replacement Bulb (A19998)
Maintain crystal-clear aquarium water with the Fluval UVC In-Line Clarifier 3 W Replacement Bulb, designed for hassle-free installation and reliable performance.
Featuring long-lasting Cold Cathode Fluorescent Lamp (CCFL) technology, this tube delivers effective UV light for up to 30,000 hours, helping eliminate suspended algae and bacteria without harming beneficial microbes. It’s a cost-effective upgrade for freshwater, saltwater, and turtle tanks up to 400 L (100 US gal).
Key Benefits:
- 30,000 hr life span – three times longer than traditional UVC bulbs
| Specification | Value |
|---|---|
| Bulb Type | CCFL (Cold Cathode Fluorescent Lamp) |
| Power | 3W |
| Rated Lifespan | 30,000 hours |
| Compatible Tanks | Up to 400 L (100 US gal) |
| Application | Freshwater, saltwater, turtle tanks |
FAQ
How long does the UVC bulb last?
The Fluval UVC In-Line Clarifier 3W Replacement Bulb has a rated lifespan of 30,000 hours.
Is this bulb compatible with all Fluval UVC clarifiers?
Yes, this 3W replacement bulb is specifically designed for use with Fluval UVC In-Line Clarifiers.
Does the bulb affect beneficial aquarium microbes?
No, the UV light targets suspended algae and bacteria without harming beneficial microbes.


Jennifer Davies –
I replaced the bulb in my 100-gallon saltwater tank and noticed a significant reduction in algae growth within a week. The installation was simple and the bulb has been running smoothly for over 6 months. It’s a reliable upgrade for maintaining clear water.
Carolyn Peters –
The bulb lasts much longer than the old ones I used. I’ve had it for about 5 months and it still works efficiently. My freshwater tank has fewer cloudy patches now, which is a big improvement.
Irene Taylor –
Great value for the long lifespan. I’ve used it in both a freshwater and turtle tank. The water clarity has improved noticeably, and I don’t have to replace the bulb as often as before.