---
product_id: 346556385
title: "HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (300W)"
brand: "hitop"
price: "€ 64.83"
currency: EUR
in_stock: true
reviews_count: 5
category: "Hitop"
url: https://www.desertcart.hr/products/346556385-hitop-50w-100w-300w-adjustable-aquarium-heater-submersible-fish-tank
store_origin: HR
region: Croatia
---

# 300W powerful heating 2mm thickened quartz glass ±2°F precise thermostat HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (300W)

**Brand:** hitop
**Price:** € 64.83
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your aquatic world perfectly cozy—because your fish deserve the best!

## Quick Answers

- **What is this?** HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (300W) by hitop
- **How much does it cost?** € 64.83 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/346556385-hitop-50w-100w-300w-adjustable-aquarium-heater-submersible-fish-tank)

## Best For

- hitop enthusiasts

## Why This Product

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

## Key Features

- • **Robust & Safe Design:** 33% thicker quartz glass ensures durability and safety for your aquatic friends.
- • **Built to Last & Backed:** Reliable 12-month warranty and proven 4.4-star user satisfaction.
- • **Complete Monitoring Kit:** Includes stick-on thermometer and triple suction cups for hassle-free setup.
- • **Effortless Climate Control:** Set it once, forget it forever—auto on/off keeps your tank perfect.
- • **Tailored for Mid-Size Tanks:** Optimized 300W power for 45-60 gallon aquariums, balancing efficiency and performance.

## Overview

The HITOP 300W Adjustable Aquarium Heater is engineered for 45-60 gallon tanks, featuring a precise built-in thermostat with ±2°F accuracy and a durable 2mm thickened quartz glass body. Its automatic temperature control ensures consistent warmth between 68-93°F, while included accessories like a stick-on thermometer and suction cups simplify installation. Trusted by thousands with a 4.4-star rating and backed by a 12-month warranty, this submersible heater blends safety, efficiency, and ease for a thriving aquatic environment.

## Description

300W AquariumHeater, 11 x 1 x 1 in,1.5M/4.9ft cableFish tanksize:30-60GollonsThis heater is simplein appearance, placed in your aquarium, unobtrusive and will not destroy thefish tank landscape. We adopted 2mmthickened quartz glass, much safer for both human and animals. And it will turnoff automatically when reaches temperature you set, without overheating.This heater iseasy to operation, just adjust the temperature adjustment button to set therequire temperature, then you can forget it , the heater will automaticallycontrol the power on or off to the heating part according to the differencebetween the water temperature and the set temperature, but please pay moreattention to the change of the water temperature within one week.Features:1.Good inmaintain temp.2. Both suitablefor fresh water and saltwater.3. Completeaccessories: An extra stick-on thermometer(just peel and stick) and 2extrasuction cups are provided for spare(total 3).4. Betterconstruction: Adopt 10-slotmulti-branched heating wire ceramic frame, betterheat dissipation, 11 x 1 x 1inch, saving more space for your fish.Cautions:1.The heatingpart must be fully submerged in the water to avoid dry-burning, otherwise willcause damage to heater.2. Please cleanthe heater regularly to remove dirt from the heating tube and keep it in goodworking condition.3. Please makesure that you have turned it off and it has cooled down completely when youneed to take it out from water.4. Make thecable slightly droop, make sure the lower end of the cable lower than theheight of the socket, to prevent the water flow into the socket through thepower cable.5. It isforbidden to pull the heater adjustment knob outwards.

Review: Will be happy if it lasts at least 5 years
Review: Works well. Bought the 300w unit for a 90 gal tank. Well packed, good instructions, easily set temperature. Pleased, recommended..

## Features

- [Aquarium heater]: HITOP 300W aquarium heater, length 10.4-inch, power cord 4.9ft, designed for small fish tanks, recommended for aquariums 45-60 Gallons.
- [Adjustable and easy to use]: This aquarium heater, adjustable temperature range 68 ~ 93 °F, after setting the temp you want, will on or shut off automatically when the water temperature changes, no extra adjustment is required.
- [Accurate Temperature Control]: This fish tank heater built-in thermostat, will automatically keep the water at the set temperature within±2°F error. Comes with an sticker thermometer to detect water temp at any time.
- [Thickened glass]: 2mm thickened quartz glass, 33% thicker than normal aquarium heaters, much safer for both human and animals.
- [Accessories]: A stick-on thermometer, and three suction cups meet your needs. We provide 12 months after-sales service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B083F9QKRP |
| Brand | HITOP |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,164) |
| Date First Available | 29 April 2020 |
| Item Weight | 290 g |
| Package Dimensions | 33.78 x 8.1 x 4.7 cm; 290 g |

## Images

![HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (300W) - Image 1](https://m.media-amazon.com/images/I/61JCcX24BdL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Review
*by M***. on 18 December 2021*

Will be happy if it lasts at least 5 years

### ⭐⭐⭐⭐⭐ Review
*by P***R on 4 December 2025*

Works well. Bought the 300w unit for a 90 gal tank. Well packed, good instructions, easily set temperature. Pleased, recommended..

### ⭐⭐⭐⭐ Review
*by L***N on 17 October 2025*

This is a followup review. Company reached out and wanted to make it right. I never expected to get a reply. They really back their products. Knowing that gives me the confidence I. Purchasing their products. So nice to be valued.

## Frequently Bought Together

- HITOP 50W 100W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (300W)
- PAIZOO Fish Tank Digital Thermometer Accurate LED Display to ±0.9°F Tank Thermometer Aquarium Temperature Measurement Suitable for Fish, Axolotl, Turtle or Aquatic

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-23*