---
product_id: 159570710
title: "50 Watt Aquarium Submersible Betta Heater with Aquarium Submersible Thermometer"
brand: "freesea"
price: "14064 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/159570710-50-watt-aquarium-submersible-betta-heater-with-aquarium-submersible-thermometer
store_origin: HU
region: Hungary
---

# 50W powerful heating 100% waterproof & sealed Adjustable 63-95°F range 50 Watt Aquarium Submersible Betta Heater with Aquarium Submersible Thermometer

**Brand:** freesea
**Price:** 14064 Ft
**Availability:** ✅ In Stock

## Summary

> 🌊 Keep your betta cozy and your tank stylish — heat with confidence!

## Quick Answers

- **What is this?** 50 Watt Aquarium Submersible Betta Heater with Aquarium Submersible Thermometer by freesea
- **How much does it cost?** 14064 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/159570710-50-watt-aquarium-submersible-betta-heater-with-aquarium-submersible-thermometer)

## Best For

- freesea enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Monitoring:** Integrated digital thermometer lets you keep a constant eye on water temperature with ease.
- • **Compact & Discreet Design:** Fits seamlessly in 5-15 gallon tanks without disrupting your aquarium’s aesthetic.
- • **Extended Reach Power Cord:** 5-foot cord gives you flexible placement options for any indoor setup.
- • **Safety-First Construction:** Rubber-sealed quartz glass ensures zero leaks and maximum durability for worry-free use.
- • **Precision Temperature Control:** Easily dial in the perfect 63-95°F for your betta’s comfort with a sleek LED display.

## Overview

The FREESEA 50W Aquarium Submersible Betta Heater combines powerful, adjustable heating with a waterproof, durable quartz glass design. Perfectly sized for 5-15 gallon tanks, it features a 5-foot cord and an easy-to-read LED thermometer, ensuring precise temperature control and safety for your aquatic pets.

## Description

50 Watt Aquarium Submersible Betta Heater with Aquarium Submersible Thermometer

## Features

- FREESEA Aquarium Heater: 50w betta fish heater, voltage: 110~120V, is suitable for use in 5-15 gal betta fish turtle tanks and aquariums and easy to hide in small tank. The power cord is 5.0ft, long enough for indoor use
- Safe And Durable: The betta heater uses a rubber sealing layer, which ensures that it has better sealing and safety performance, and will never leak electricity or water. With quartz glass, it is more sturdy and durable
- Adjustable Temperature: It ranges 63-95°F with LED Thermometer Display. You can turn the top knob to freely adjust the temperature you need. With digital Thermometer, you can observe the water temperature at any time
- Cautions: Please ensure the betta tank heater is 100% submerged into the water before plug in the power. Please unplug the power and cool down the heater for 10-20 minutes before taking it out
- Excellent service: We promise to provide high quality products and better service, if you have any questions about the turtle heater received, please contact us

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Outer Material | Glass |
| Product Care Instructions | Wipe Clean |
| Item Length | 6.8 Inches |
| Unit Count | 1.0 Count |
| Color | Black |
| Style Name | Contemporary |
| Display Type | LED |
| Indoor Outdoor Usage | Indoor |
| LowerTemperature Range | 63 Degrees Fahrenheit |
| Reusability | Reusable |
| Upper Temperature Range | 95 Degrees Fahrenheit |
| Resolution | High Density |
| Power Source | Corded Electric |
| Immersion Depth | 1.8E+2 Inches |
| Additional Features | Waterproof |

## Product Details

- **Brand:** FREESEA
- **Special Feature:** Auto Off, Waterproof
- **Color:** Black
- **Age Range (Description):** Adult
- **Included Components:** Thermometer
- **Outer Material:** Glass
- **Display Type:** LED
- **Product Care Instructions:** Wipe Clean
- **Unit Count:** 1.0 Count
- **Power Source:** Corded Electric

## Images

![50 Watt Aquarium Submersible Betta Heater with Aquarium Submersible Thermometer - Image 1](https://m.media-amazon.com/images/I/71UpSTTTLKL.jpg)

## Available Options

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

## Frequently Bought Together

- FREESEA 50 Watt Aquarium Submersible Betta Heater with Aquarium Submersible Thermometer
- Fluval Bug Bites Betta Fish Food, Granules for Small to Medium Sized Fish, 1.05 Oz.
- Ultra Fresh Betta Fish Food, Pro Shrimp Patties, 50% Sword Prawns + Akiami Paste Shrimps, All Natural Protein, Rich in Calcium, for Betta's Healthy Development and Cleaner Water, 0.7 oz

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hu/products/159570710-50-watt-aquarium-submersible-betta-heater-with-aquarium-submersible-thermometer](https://www.desertcart.hu/products/159570710-50-watt-aquarium-submersible-betta-heater-with-aquarium-submersible-thermometer)

---

*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-03-11*