---
product_id: 186091208
title: "HITOP 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups for 45-65Gal"
brand: "hitop"
price: "$55.29"
currency: USD
in_stock: true
category: "Hitop"
url: https://www.desertcart.us/products/186091208-hitop-300w-adjustable-aquarium-heater-submersible-fish-tank-heater-thermostat
store_origin: US
region: United States of America
---

# Adjustable 68-93°F range 300W powerful heating 2mm thickened quartz glass HITOP 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups for 45-65Gal

**Brand:** hitop
**Price:** $55.29
**Availability:** ✅ In Stock

## Summary

> 🐠 Keep your tank thriving with precision warmth—because your fish deserve the best!

## Quick Answers

- **What is this?** HITOP 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups for 45-65Gal by hitop
- **How much does it cost?** $55.29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/186091208-hitop-300w-adjustable-aquarium-heater-submersible-fish-tank-heater-thermostat)

## 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

- • **Wide Compatibility:** Perfectly sized for 45-65 gallon freshwater and saltwater tanks—tailored to your aquarium’s needs.
- • **Robust & Safe Design:** 33% thicker quartz glass resists cracks and corrosion, ensuring long-lasting durability.
- • **Smart Auto-Regulation:** Automatically powers on/off to keep water temperature steady without constant adjustments.
- • **Effortless Installation:** Includes 3 strong suction cups for flexible, secure placement at any angle.
- • **Precision Climate Control:** Maintain your aquatic ecosystem within ±2°F for optimal fish health.

## Overview

The HITOP 300W Adjustable Aquarium Heater is a submersible thermostat designed for 45-65 gallon tanks, featuring a durable 2mm thick quartz glass body, an adjustable temperature range from 68 to 93°F, and automatic temperature regulation within ±2°F. It includes three suction cups for easy installation and is suitable for both freshwater and saltwater aquariums, ensuring safe, reliable heating with minimal maintenance.

## Description

desertcart.com: HITOP 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups for 45-65Gal : Pet Supplies

## Features

- This HITOP 300W aquarium heater is designed for 45–65 gallon freshwater and saltwater aquariums, with a compact 10.4 inch body and a 5ft power cord. Please choose the right wattage aquarium heater according to our size chart.
- Thickened glass for safety: 2mm thickened quartz glass-- 33% thicker than 1.5mm normal fish tank heaters, more resistant to cracking and corrosion, helping protect you and your fish.
- Easy temperature control: This submersible aquarium heater has an adjustable range from 68 to 93 °F. Once set, it automatically turns on or off as water temperature changes-- no extra adjustment needed.
- Accurate Temperature Control: Built-in thermostat fish tank heater, will automatically keep the water at the set temperature within±2°F error. Comes with a sticker thermometer to detect water temp at any time.
- Easy to install& Inconspicuous: Install this adjustable aquarium heater at any angle by 2 powerful suction cups. we provide 1 more extra suction cup for spare (total 3 pcs). And the understated color will not disrupt the aquarium's aesthetics.
- Cautions: Always keep the heater fully submerged while powered on-- before any water change, unplug it first. We provide 12 months after-sales service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B083F9QKRP |
| Date First Available | January 3, 2020 |
| Item Weight | 10.2 ounces |
| Item model number | HP-608 |
| Manufacturer | Haisen |
| Product Dimensions | 0.9 x 0.9 x 10.4 inches |

## Images

![HITOP 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cups for 45-65Gal - Image 1](https://m.media-amazon.com/images/I/51ceJDFCTsL.jpg)

## Available Options

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

## 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 United States of America*
*Store origin: US*
*Last updated: 2026-09-04*