---
product_id: 443143996
title: "Fluval T300 Fully Electronic Heater for Freshwater Aquariums up to 80 Gal."
brand: "fluval"
price: "₨43761"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/443143996-fluval-t300-fully-electronic-heater-for-freshwater-aquariums-up-to
store_origin: LK
region: Sri Lanka
---

# 300W Power Auto Shut-off 72-90°F Range Fluval T300 Fully Electronic Heater for Freshwater Aquariums up to 80 Gal.

**Brand:** fluval
**Price:** ₨43761
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep Your Aquarium Cozy and Safe!

## Quick Answers

- **What is this?** Fluval T300 Fully Electronic Heater for Freshwater Aquariums up to 80 Gal. by fluval
- **How much does it cost?** ₨43761 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/443143996-fluval-t300-fully-electronic-heater-for-freshwater-aquariums-up-to)

## Best For

- fluval enthusiasts

## Why This Product

- Trusted fluval brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **24/7 Monitoring:** Stay worry-free with constant temperature regulation and safety features.
- • **Versatile Placement:** Fully submersible design allows for flexible installation in any aquarium setup.
- • **User-Friendly Design:** Effortlessly adjust settings with a large grip dial for optimal comfort.
- • **360° Indicator Light:** Easily check your heater's status from any angle with a vibrant light ring.
- • **Precision Temperature Control:** Experience unparalleled accuracy with advanced electronic construction.

## Overview

The Fluval T300 Fully Electronic Heater is a powerful 300-watt solution for freshwater aquariums up to 80 gallons. It features advanced electronic construction for precise temperature control, a 360° indicator light for easy monitoring, and an automatic shut-off function to prevent overheating. With a user-friendly design and fully submersible capability, this heater ensures your aquatic environment remains stable and safe.

## Description

The Fluval T Series submersible heaters combine electronic accuracy, reliable monitoring and several safety features to maintain desired water temperatures with convenience in mind. Five model sizes are available to accommodate today’s most popular aquarium sizes. For more fish tank accessories, check out other Fluval products including aquarium filters, aquarium heaters, aquarium air pumps, aquarium lights, aquarium rocks, aquarium thermometers, and aquarium stands. Fluval has a wide variety of products that are perfect for your pet fish to enjoy in any large fish tank, small fish tank, saltwater tank or freshwater tank. Fluval broke onto the aquatic scene in 1975 by introducing the world’s first 3-stage filter with synchronous motor technology – a breakthrough that is still applied in the industry today. Since then, Fluval has built a legacy around this pioneering spirit, relentlessly adapting in a changing world to launch innovative aquarium products that remain at the forefront of technology, and which set the bar in quality, style and functionality. Fluval’s mission is not just about building products that mimic the natural world, but inspiring aquarists of all skill levels to enjoy and respect the hobby for generations to come.

## Features

- 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
- Fully submersible design allows for placement anywhere in aquarium either vertically or horizontally

## Images

![Fluval T300 Fully Electronic Heater for Freshwater Aquariums up to 80 Gal. - Image 1](https://m.media-amazon.com/images/I/71A3hgzL8PL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Fluval T300 Fully Electronic Heater for Freshwater Aquariums up to 80 Gal.
- PAIZOO Fish Tank Digital Thermometer Accurate LED Display to ±0.9°F Tank Thermometer Aquarium Temperature Measurement Suitable for Fish, Axolotl, Turtle or Aquatic
- Fluval FX2 High Performance Canister Aquarium Filter - Multi-Stage Filtration, Built-in Powered Water Change System, and Basket-in-Basket Tray Design

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**Shop now:** [https://www.desertcart.lk/products/443143996-fluval-t300-fully-electronic-heater-for-freshwater-aquariums-up-to](https://www.desertcart.lk/products/443143996-fluval-t300-fully-electronic-heater-for-freshwater-aquariums-up-to)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-01-23*