--- product_id: 4160081 title: "Fluval M 50-Watt Submersible Aquarium Heater for Fresh & Saltwater Tanks" brand: "fluval" price: "¥13525" currency: JPY in_stock: true category: "Fluval" url: https://www.desertcart.jp/products/4160081-fluval-m-50-watt-submersible-aquarium-heater-for-fresh-saltwater store_origin: JP region: Japan --- # Shock-resistant borosilicate glass Reflective mirror tech for invisibility 50W precise heating power Fluval M 50-Watt Submersible Aquarium Heater for Fresh & Saltwater Tanks **Brand:** fluval **Price:** ¥13525 **Availability:** ✅ In Stock ## Summary > 🌊 Heat your tank, not your style—Fluval M keeps it cool and invisible. ## Quick Answers - **What is this?** Fluval M 50-Watt Submersible Aquarium Heater for Fresh & Saltwater Tanks by fluval - **How much does it cost?** ¥13525 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/4160081-fluval-m-50-watt-submersible-aquarium-heater-for-fresh-saltwater) ## Best For - fluval enthusiasts ## Why This Product - Trusted fluval brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable borosilicate glass and ceramic heat sink deliver safe, even heat distribution. - • **Invisible Heat:** Reflective mirror technology blends seamlessly into your tank—style meets stealth. - • **Space-Savvy Design:** Slim, compact profile installs effortlessly without cluttering your aquarium view. - • **Precision Perfected:** Computer-calibrated thermostat ensures rock-solid temperature control for your aquatic ecosystem. - • **Tailored for Small Tanks:** Optimized 50-watt power for freshwater & saltwater tanks up to 15 gallons—perfect for your desktop aquatic haven. ## Overview The Fluval M 50-Watt Submersible Aquarium Heater offers precise, computer-calibrated temperature control with a user-friendly dial, ensuring a stable environment for tanks up to 15 gallons. Its innovative reflective mirror technology camouflages the heater within your aquarium, while durable borosilicate glass and ceramic components guarantee safety and longevity. Designed for both freshwater and saltwater setups, this slim, easy-to-install heater combines efficiency with sleek aesthetics to keep your aquatic life thriving. ## Description Ensure a stable and comfortable aquatic environment with the Fluval M 50-Watt Submersible Aquarium Heater—a premium heating solution designed for aquariums up to 15 gallons. This heater features computer-calibrated thermostat technology for precise temperature control, while the easy-to-adjust dial allows for effortless customization. Made with shock-resistant Borosilicate glass and a high-density ceramic heat sink, it ensures even heat distribution and durability. The built-in reflective mirror technology blends into your aquarium, mirroring the surrounding colors for an unobtrusive look. Designed for both freshwater and saltwater tanks, this compact and easy-to-install heater provides reliable, efficient heating to maintain an ideal environment for your aquatic life. ## Features - Precision Temperature Control: The Fluval M 50-Watt Submersible Heater features a computer-calibrated thermostat for consistent, accurate heating. The easy-to-adjust temperature control dial ensures a stable aquatic environment for your fish and plants - Reflective Mirror Technology: Designed to seamlessly blend into your aquarium, this heater uses built-in reflective technology that mirrors surrounding colors, making it virtually invisible while maintaining tank aesthetics - Durable & Safe Materials: Constructed with shock-resistant Borosilicate glass and a high-density ceramic heat sink, this heater is built to withstand aquatic conditions while ensuring even heat distribution for a safe and efficient heating solution - Slim & Easy to Install: The Fluval M Series heater features a slim profile tube, making it simple to install and position discreetly in your aquarium. Its compact design ensures minimal space usage, allowing for an unobstructed tank view - Ideal for Small Aquariums: With a 50-watt power rating, this submersible heater is perfect for freshwater and saltwater aquariums up to 15 gallons. Keep your aquatic environment warm and stable for healthy, thriving fish and plants ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0027VMPXA | | Best Sellers Rank | #12,006 in Pet Supplies ( See Top 100 in Pet Supplies ) #16 in Aquarium Heaters | | Brand | Fluval | | Brand Name | Fluval | | Color | Silver | | Customer Reviews | 4.5 out of 5 stars 2,435 Reviews | | Global Trade Identification Number | 00015561107815 | | Included Components | Fluval M50 Submersible Glass Aquarium Heater (50 watts) | | Item Highlight | Compact, Reliable Heating with Mirror Technology | | Item Type Name | Submersible Heater | | Item Weight | 9.92 ounces | | Manufacturer | Rolf C. Hagen (USA) Corp. | | Material | Ceramic, borosilicate glass | | Material Type | Ceramic, borosilicate glass | | Model Number | M50 | | Number of Items | 1 | | Part Number | A781 | | UPC | 015561107815 | | Unit Count | 1 Count | | Warranty Description | 3 years; The Fluval M series Submersible Aquarium Heater is guaranteed for defective parts and workmanship for a period of 3 year. We reserve the right to repair or replace, at our option. This guarantee excludes damage, breakage of the glass tube or injuries resulting from negligence or other misuse. This warranty does not include responsibility for animate or inanimate matter contained in the aq… | | Wattage | 50 watts | ## Product Details - **Brand:** Fluval - **Color:** Silver - **Item Weight:** 9.92 ounces - **Material:** Ceramic, borosilicate glass - **Wattage:** 50 watts ## Images ![Fluval M 50-Watt Submersible Aquarium Heater for Fresh & Saltwater Tanks - Image 1](https://m.media-amazon.com/images/I/71JRKsqOfHL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Fluval M 50-Watt Submersible Heater - PAIZOO Fish Tank Digital Thermometer Accurate LED Display to ±0.9°F Tank Thermometer Aquarium Temperature Measurement Suitable for Fish, Axolotl, Turtle or Aquatic - Hagen Flex Freshwater Kit - Black - 15 gal --- ## 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.jp/products/4160081-fluval-m-50-watt-submersible-aquarium-heater-for-fresh-saltwater](https://www.desertcart.jp/products/4160081-fluval-m-50-watt-submersible-aquarium-heater-for-fresh-saltwater) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-30*