---
product_id: 652929998
title: "BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank"
brand: "brightark"
price: "₨717"
currency: SCR
in_stock: false
url: https://www.desertcart.sc/products/652929998-brightark-fish-tank-heater-50w-small-aquarium-heater-mini-fish
store_origin: SC
region: Seychelles
---

# Submersible design Enhanced safety features Precise temp control BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank

**Brand:** brightark
**Price:** ₨717
**Availability:** ❌ Out of Stock

## Summary

> 🔥 Keep your aquatic friends cozy and safe!

## Quick Answers

- **What is this?** BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank by brightark
- **How much does it cost?** ₨717 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/652929998-brightark-fish-tank-heater-50w-small-aquarium-heater-mini-fish)

## Best For

- brightark enthusiasts

## Why This Product

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

## Key Features

- • **LED Display:** Real-time temp monitoring at a glance.
- • **Safety First:** Auto shut-off for peace of mind.
- • **Durable Design:** 30% thicker for enhanced longevity.
- • **Compact & Versatile:** Perfect for 20L tanks and more!
- • **Smart Temperature Control:** Adjusts automatically for optimal heating.

## Overview

The BrightArk Fish Tank Heater 50W is a compact, submersible heater designed for 20L tropical fish tanks. It features precise temperature control, an LED digital display, and enhanced safety mechanisms, ensuring a stable and secure environment for your aquatic pets.

## Description

BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank

## Features

- 【Compact and Versatile】BrightArk Submersible aquarium heater 50W is the perfect choice for your fish tank. With its compact size of 11.5*7.5*3.5cm and powerful suction cups, it is suitable for 20L tropical fish tank, aquarium tanks, betta fish tank, turtle tanks, and more.
- 【Precise Temperature Control】BrightArk small aquarium heater features a convenient external temperature adjustment button with a range of 18-34℃. It automatically heats up when the water temperature is 0.2°C below the set temperature and stops heating when the water temperature reaches the set temperature.
- 【Enhanced Safety Features】We have added new self-protection functions to our small fish tank heater for enhanced safety. It automatically turns off when not fully immersed in water or in case of dry burn. Additionally, it stops heating when the water temperature exceeds 36℃(96℉).
- 【LED Digital Temperature Display】BrightArk digital fish tank heater comes with an LED digital display that shows the real-time water temperature and set temperature. No need for an additional thermometer. The red light indicates heating, while the green light indicates a constant temperature without heating.
- 【High-temperature Resistant Protective Cover】BrightArk mini aquarium heater is 30% thicker than ordinary aquarium heaters, making it more durable. It is made of explosion-proof quartz glass material and high-temperature resistant nichrome electric heating wire, ensuring faster water heating. The shell is made of high-temperature resistant PC material, providing added safety to prevent fish from getting burnt.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 18.6 x 15.5 x 5.2 cm; 170 g |
| Item model number | aquarium heater |
| Pet Life Stage | Adult |
| Colour | black aquarium heaters |
| Size | small fish tank heater |
| Quantity | 1 |
| Specific Uses | Submersible Aquarium Heaters for 20L Fish Tank |
| Batteries required | No |
| EU Energy Efficiency Label | E |
| Item Weight | 170 g |

## Images

![BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank - Image 1](https://m.media-amazon.com/images/I/718FpTIBAAL.jpg)
![BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank - Image 2](https://m.media-amazon.com/images/I/71zCwAGuR3L.jpg)
![BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank - Image 3](https://m.media-amazon.com/images/I/71c8UfZrV0L.jpg)
![BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank - Image 4](https://m.media-amazon.com/images/I/71nrncKvXYL.jpg)
![BrightArk Fish Tank Heater 50W, Small Aquarium Heater Mini Fish Tank Heater, Fish Tank Heaters for Tropical,Submersible Aquarium Heaters with Intelligent Digital Display Thermometer for 20L Fish Tank - Image 5](https://m.media-amazon.com/images/I/71DSEBrd5hL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.sc/products/652929998-brightark-fish-tank-heater-50w-small-aquarium-heater-mini-fish](https://www.desertcart.sc/products/652929998-brightark-fish-tank-heater-50w-small-aquarium-heater-mini-fish)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-01-23*