Fluval T300 Electronic Heater for Freshwater Aquariums up to 20 litres.
Pros
- 300-Watt heater designed for freshwater aquariums up to 80 Gal (300 L) with advanced electronic construction provides superior accuracy, stability and long-term performance
- 24/7 monitoring regulates temperature and avoids large, unsafe fluctuations and 360° indicator light ring displays heat mode clearly from any angle (illuminates RED when heating function is engaged and BLUE when desired temperature is achieved)
- In absence of water, the T-Heater automatically cuts power to prevent overheating and Heater Guard provides additional protection against breakage
- Large grip dial easily adjusts water temperature from 72-90˚F / 22-32˚C
Cons
- Not suitable for tanks under 20 litres.
- Does not support tanks over 80 gallons.
How it compares in Aquarium Heaters & Lighting
We list 20 aquarium heaters & lighting products, priced from £9.99 to £45.49. At £24.95 this one is the 13th cheapest of them — 7 cost more. The average across the subcategory is £21.98 and the midpoint is £21.53, so it lands £2.97 above the average.
Its 4.5-star score sits 0.13 above the aquarium heaters & lighting average of 4.38, with 2 of the 20 rated higher. Its 446 Amazon reviews make it the 9th most-reviewed here, against a subcategory average of 580.
Price position in Aquarium Heaters & Lighting
Splitting the subcategory into three price bands puts this product in the Premium band (£23.40–£44.16), which holds 5 of 15 products and averages £31.54 at 4.42 stars.
| Band | Range | Products | Average price | Average rating |
|---|---|---|---|---|
| Budget | £9.99–£15.97 | 5 | £12.98 | 4.40 |
| Mid-range | £17.20–£21.99 | 5 | £19.78 | 4.34 |
| PremiumThis one | £23.40–£44.16 | 5 | £31.54 | 4.42 |
Related attributes
FAQ
What is the Fluval T300 Electronic Heater best suited for?
The Fluval T300 Electronic Heater is ideal for freshwater aquariums that are between 20 litres and 80 gallons.
Does this heater fit in my 25 litre tank?
No, the Fluval T300 is not suitable for tanks under 20 litres.
What materials is the Fluval T300 made of?
The Fluval T300 is constructed with electronic components and a durable plastic housing.
How easy is it to clean the Fluval T300?
Cleaning the Fluval T300 is straightforward; simply wipe down the exterior with a damp cloth when needed.
Can I use this heater in saltwater tanks?
No, the Fluval T300 is specifically designed for freshwater aquariums.
How does it compare to other heaters in its price range?
The Fluval T300 offers advanced features like 24/7 monitoring and a wide temperature adjustment range compared to cheaper models.
Does the heater have any safety features?
Yes, it has an automatic power cut-off when out of water and Heater Guard protection against breakage.
How do I know if the heater is working properly?
The 360° indicator light ring will illuminate red when heating and blue once the set temperature is reached.
Can I adjust the temperature on my Fluval T300?
Yes, you can easily adjust the water temperature using the large grip dial from 72-90˚F / 22-32˚C.
Is this heater suitable for beginners?
While it offers advanced features, the Fluval T300 is user-friendly and can be a good choice for both beginners and experienced aquarists.
£24.95
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