---
product_id: 586082802
title: "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"
brand: "jainsons pet products"
price: "$11.12"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/586082802-jainsons-pet-products-rs-25w-aquarium-heater-submersible-auto-thermostat
store_origin: US
region: United States of America
---

# Submersible Safe for Fish Auto Thermostat 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

**Brand:** jainsons pet products
**Price:** $11.12
**Availability:** ✅ In Stock

## Summary

> 🐠 Dive into Comfort with Worry-Free Heating!

## Quick Answers

- **What is this?** 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 by jainsons pet products
- **How much does it cost?** $11.12 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/586082802-jainsons-pet-products-rs-25w-aquarium-heater-submersible-auto-thermostat)

## 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

- • **🔒 Smart Heating:** Automatic shut-off feature ensures optimal temperature without constant monitoring.
- • **📏 Compact Design:** Perfectly sized for small tanks and Betta fish, blending seamlessly into your aquatic setup.
- • **🌟 Superior Safety:** Crafted from shatterproof glass and BPA-free plastic for a secure aquatic environment.
- • **💧 Maintenance-Free:** Designed for hassle-free operation, allowing you to focus on enjoying your aquarium.
- • **🌡️ Customizable Comfort:** Adjustable temperature settings to suit both freshwater and saltwater species.

## Overview

The Jainsons RS-25W Aquarium Heater is a submersible, fully automatic heater designed for both freshwater and saltwater tanks. Made from high-quality shatterproof glass and BPA-free plastic, it ensures a safe habitat for your fish. With customizable temperature control and an intelligent automatic shut-off feature, this heater provides optimal comfort for your aquatic friends while being maintenance-free and compact.

## 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

## 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 |
|---------------|-------|
| Manufacturer | Jainsons E-62 Sector-7 Noida |
| Country of Origin | China |
| Item model number | RS-25W AQUARIUM GLASS HEATER |
| Product Dimensions | 20.32 x 2.54 x 2.54 cm; 170 g |
| ASIN | B0CNW9L4RZ |

## Images

![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 - 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
- VAYINATO Aquatic Remedies Aquarium Fish Tank Must Have Starter Combo (Stress Heal + Aquaria Clear + Microlife S2) 3 * 100 Ml - 3 Pcs Combo Starter Pack

---

## 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.us/products/586082802-jainsons-pet-products-rs-25w-aquarium-heater-submersible-auto-thermostat](https://www.desertcart.us/products/586082802-jainsons-pet-products-rs-25w-aquarium-heater-submersible-auto-thermostat)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-21*