---
product_id: 2118465
title: "Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons"
brand: "hydor"
price: "$58.68"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/2118465-hydor-betta-bowl-slim-fish-tank-heater-7-5-watt
store_origin: EC
region: Ecuador
---

# Safe for tanks 2-5 gallons Compact 3.5-inch slim design 7.5W power for precise warmth Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons

**Brand:** hydor
**Price:** $58.68
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your Betta cozy without the clutter!

## Quick Answers

- **What is this?** Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons by hydor
- **How much does it cost?** $58.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/2118465-hydor-betta-bowl-slim-fish-tank-heater-7-5-watt)

## Best For

- hydor enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Subtle:** Operates safely under gravel and in both fresh and saltwater environments.
- • **Effortless Warmth:** Plug & play design means zero setup stress—just heat and go.
- • **Tailored for Betta:** Optimized heating power perfect for Betta and other small fish species.
- • **Space-Savvy Slimness:** Ultra-compact 3.5-inch profile fits discreetly in any mini aquarium.
- • **Universal Compatibility:** Works flawlessly in glass, acrylic, and plastic tanks up to 5 gallons.

## Overview

The HydorBetta Bowl Slim Fish Tank Heater is a 7.5-watt, ultra-compact heater designed for 2-5 gallon tanks. Its slim 3.5-inch size fits seamlessly in glass, acrylic, or plastic aquariums and can be safely placed under gravel. This plug-and-play heater requires no temperature settings and is ideal for maintaining optimal warmth for Betta and other small fish in both fresh and saltwater environments.

## Description

Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons

## Features

- The Slim heater will increase the water temperature of mini aquariums up to 10 gallons by a few degrees compared to the ambient room temperature. The Slim heater can be used in glass, acrylic, plastic fish bowls and aquariums. Safe to use under gravel. Please note, Slim heaters are not suitable to be used in environments without water
- Extra small slim heater is a great choice for Betta fish & suitable for fish tanks 2 to 5 gallons, measures 5.4L x 2.5W inches, 7.5 watt; Plug and Play universal fish tank heater; No temperature to set; slim heater provides warmth for betta fish without taking up much room
- Heater can easily be placed submerged in water or even under the tank gravel; The 90 degree angle makes this great for Betta acquariums; Safe to use in glass, plastic and acrylic fish tanks
- Plug & play universal fish tank heater, the slim fish tank heater can be used in both fresh or saltwater environments
- Easy to hide fish tank heater is ideal to use for betta fish, gold fish and glow fish

## Images

![Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons - Image 1](https://m.media-amazon.com/images/I/61lLZRaUdlL.jpg)
![Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons - Image 2](https://m.media-amazon.com/images/I/71yFl8dPRpL.jpg)

## Available Options

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

## Frequently Bought Together

- Hydor Betta Bowl Slim Fish Tank Heater, 7.5-watt, measures 3.5 inches round, black; For tanks 2-5 gallons
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- 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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**Shop now:** [https://www.desertcart.ec/products/2118465-hydor-betta-bowl-slim-fish-tank-heater-7-5-watt](https://www.desertcart.ec/products/2118465-hydor-betta-bowl-slim-fish-tank-heater-7-5-watt)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-08*