---
product_id: 586082802
title: "RS-25W Aquarium Heater Submersible Auto Thermostat Fish Tank Heater, Betta Tank and Small Aquarium Heater for Fish Tank, Freshwater & Saltwater Compatible"
brand: "jainsons pet products"
price: "44.17 DT"
currency: TND
in_stock: true
category: "Jainsons Pet Products"
url: https://www.desertcart.tn/products/586082802-rs-25w-aquarium-heater-submersible-auto-thermostat-fish-tank-heater
store_origin: TN
region: Tunisia
---

# 25W precise heating power auto thermostat for energy efficiency shatterproof glass + BPA-free safety RS-25W Aquarium Heater Submersible Auto Thermostat Fish Tank Heater, Betta Tank and Small Aquarium Heater for Fish Tank, Freshwater & Saltwater Compatible

**Brand:** jainsons pet products
**Price:** 44.17 DT
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your finned friends cozy with smart, safe warmth!

## Quick Answers

- **What is this?** RS-25W Aquarium Heater Submersible Auto Thermostat Fish Tank Heater, Betta Tank and Small Aquarium Heater for Fish Tank, Freshwater & Saltwater Compatible by jainsons pet products
- **How much does it cost?** 44.17 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/586082802-rs-25w-aquarium-heater-submersible-auto-thermostat-fish-tank-heater)

## Best For

- jainsons pet products enthusiasts

## Why This Product

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

## Key Features

- • **Built for Safety:** Shatterproof glass and BPA-free materials protect your fish and tank environment
- • **Smart Auto Thermostat:** Automatically maintains ideal temperature, preventing overheating or chilling
- • **Precision Heating Power:** 25W ensures stable, customizable warmth for your aquatic ecosystem
- • **Versatile Compatibility:** Perfect for both freshwater and saltwater tanks, including delicate Betta habitats
- • **Maintenance-Free Submersible Design:** Fully waterproof and easy to install for hassle-free aquarium care

## Overview

The Jainsons RS-25W Aquarium Heater is a compact, submersible device designed for small freshwater and saltwater tanks. Featuring a 25W power output, shatterproof glass construction, and an automatic thermostat, it ensures precise temperature control and safety for Betta fish and other aquatic species. Its maintenance-free, fully waterproof design makes it an essential, reliable addition to any modern aquarium setup.

## Description

Jainsons Pet Products RS-25W Aquarium Heater Submersible Auto Thermostat Fish Tank Heater, Betta Tank and Small Aquarium Heater for Fish Tank, Freshwater & Saltwater Compatible : desertcart.in: Pet Supplies

## Features

- Superior Safety and Enriched Ambiance: The fish tank heater is constructed with high-quality shatterproof glass and BPA-free plastic, ensuring a safe habitat for your fish. Usefull for Betta fish tanks and Small tanks.
- Temperature Control: This aquarium heater excels in providing a customizable temperature, catering to various aquatic species. Suitable for freshwater and saltwater tanks, it creates a natural environment for your finned friends.
- Smart, Worry-Free Heating: Equipped with an intelligent automatic temperature control system, this small aquarium heater ensures optimal comfort for your fish by switching off when the desired temperature is reached and back on if water temperature falls.
- Double Glass Protection & Maintenance Free. Fully Automatic & Submersible.
- Package Content: RS-25W Aquarium Glass Heater

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CNW9L4RZ |
| Best Sellers Rank | #5,559 in Pet Supplies ( See Top 100 in Pet Supplies ) #30 in Aquarium Heaters & Chillers |
| Country of Origin | China |
| Generic Name | RS-25W AQUARIUM GLASS HEATER |
| Item Dimensions LxWxH | 20.3 x 2.5 x 2.5 Centimeters |
| Item Weight | 170 g |
| Item model number | RS-25W AQUARIUM GLASS HEATER |
| Manufacturer | Jainsons E-62 Sector-7 Noida, Jainsons E-62 Sector-7 Noida PH: 8459684438 |
| Net Quantity | 1.00 Count |
| Packer | Jainsons E-62 Sector-7 Noida |
| Product Dimensions | 20.32 x 2.54 x 2.54 cm; 170 g |

## Images

![RS-25W Aquarium Heater Submersible Auto Thermostat Fish Tank Heater, Betta Tank and Small Aquarium Heater for Fish Tank, Freshwater & Saltwater Compatible - Image 1](https://m.media-amazon.com/images/I/71PZl28N8GL.jpg)

## Frequently Bought Together

- Jainsons Pet Products RS-25W Aquarium Heater Submersible Auto Thermostat Fish Tank Heater, Betta Tank and Small Aquarium Heater for Fish Tank, Freshwater & Saltwater Compatible
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**Shop now:** [https://www.desertcart.tn/products/586082802-rs-25w-aquarium-heater-submersible-auto-thermostat-fish-tank-heater](https://www.desertcart.tn/products/586082802-rs-25w-aquarium-heater-submersible-auto-thermostat-fish-tank-heater)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-11-15*