# Fluval T300 Heater

## Fluval T300 Heater

For aquarists who demand the highest level of precision and protection, the **Fluval T300 Heater** delivers professional-grade performance. Designed for larger aquariums up to 80 gallons, it provides unmatched stability and confidence with every use.

**Precision-engineered for peace of mind.** The T300’s advanced electronics ensure accurate temperature control and seamless regulation, maintaining optimal warmth day and night. Its **360° illuminated indicator ring** gives you instant visibility on heating status, while the **large grip temperature dial** offers effortless fine-tuning.

Built with multiple layers of protection, including **automatic shut-off when removed from water** and a robust **heater guard**, the T300 ensures safe operation at all times. Fully submersible and sleekly designed, it fits discreetly into any aquarium setup for professional-level results.

Specification

Details

Wattage

300 W

Aquarium Size

Up to 80 US Gal / 300 L

Temperature Range

22–32°C / 72–90°F

Indicator

360° ring – Red (heating), Blue (stable)

Safety Features

Auto shut-off, heater guard

Mounting

Vertical or horizontal, fully submersible

Included

Mounting brackets and suction cups

Designed for precision, protection, and performance – **order the Fluval T300 Heater today** and experience expert-level heating trusted by aquarium enthusiasts worldwide.

## Details

- **Price:** 29.99 GBP
- **Vendor:** Fluval
- **Type:** Fish : Heaters
- **Tags:** Core, Fish Heating & Lighting, Fluval, Heaters

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 29.99 GBP | In stock |

## Images

- Fluval T300 Heater by Fluval, 300W for up to 80 US Gal aquariums.
- Fluval T300 Heater by Fluval, black cylindrical, 14"x1.2", with inch and cm measurement labels.
- Hand adjusts a Fluval T300 Heater by Fluval attached inside an aquarium.
- Fluval T300 Heater by Fluval in water with a red X and blue shield checkmark icon beside it.
- Two black pipes, red/blue lights, and 360° symbol—perfect for your Fluval T300 Heater.

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> Source: [Pet n Pony](https://petnpony.co.uk/products/fluval-t300-heater)
> Updated: 2026-05-31