--- product_id: 215897741 title: "Fluval P25 Submersible Aquarium Heater" price: "₱3589" currency: PHP in_stock: true url: https://www.desertcart.ph/products/215897741-fluval-p25-submersible-aquarium-heater store_origin: PH region: Philippines --- # Fully submersible & waterproof Preset 76-78°F stable temp Shatterproof polymer build Fluval P25 Submersible Aquarium Heater **Price:** ₱3589 **Availability:** ✅ In Stock ## Summary > 🌊 Keep your nano world perfectly cozy—because your fish deserve the best! ## Quick Answers - **What is this?** Fluval P25 Submersible Aquarium Heater - **How much does it cost?** ₱3589 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/215897741-fluval-p25-submersible-aquarium-heater) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless Integration:** Compact, fully submersible design fits discreetly in tanks up to 6 gallons (25L). - • **Instant Status at a Glance:** LED indicator lights up when heating, so you’re always in control without guesswork. - • **Effortless Precision Heating:** Preset to maintain the perfect 76-78°F for tropical nano tanks—no fiddling required. - • **Built to Last, Built for Safety:** Durable shatterproof polymer protects your aquatic life and investment from damage. - • **Versatile for Every Nano Habitat:** Ideal for bettas, shrimp, planted tanks, and nano reefs in both freshwater and saltwater. ## Overview The Fluval P25 Submersible Aquarium Heater is a compact, 25W device preset to a stable 76-78°F, designed specifically for nano aquariums up to 6 gallons. Its shatterproof polymer construction ensures durability and safety, while the fully waterproof design allows flexible placement. An LED indicator provides real-time heating status, making it the ideal reliable heater for freshwater and saltwater small tanks. ## Description Keep your small aquarium at the perfect temperature with the P25 Submersible Aquarium Heater. This 25W heater is pre-set to 76-78°F (24-26°C) for effortless, worry-free use in nano aquariums. Built with a shatterproof polymer exterior, it ensures safety and durability for both freshwater and saltwater tanks up to 6 gallons (25L). Its fully submersible, waterproof design allows flexible placement, even horizontally, while the LED indicator shows when it's actively heating. If the difference between the ambient room temperature and the heater’s set temperature is more than 12°F / 8°C, additional heating capacity is likely necessary. You can either add another heater or upgrade to a more powerful unit. ## Features - Preset Temperature for Easy Use: No adjustments needed! The P25 heater maintains a stable 76-78°F (24-26°C), providing an ideal environment for tropical fish in nano aquariums - Shatterproof & Durable Build: Strong polymer construction resists damage, keeping both your aquarium and aquatic life safe from potential breakage or overheating - Fully Submersible & Waterproof: Designed for effortless positioning, this compact heater fits discreetly inside any freshwater or saltwater tank up to 6 gallons (25L) - LED Indicator for Active Heating: The built-in LED light illuminates when the heater is in operation, so you always know when it's working to maintain a consistent water temperature - Reliable Heating for Small Tanks: Perfect for betta tanks, nano reefs, shrimp habitats, and planted aquariums, ensuring stable, uniform heating in both freshwater and saltwater setups ## Technical Specifications | Specification | Value | |---------------|-------| | Customer Reviews | 3.9 out of 5 stars 278 Reviews | ## Images ![Fluval P25 Submersible Aquarium Heater - Image 1](https://m.media-amazon.com/images/I/81art+Hj6lL.jpg) ![Fluval P25 Submersible Aquarium Heater - Image 2](https://m.media-amazon.com/images/I/81awCJndHCL.jpg) ![Fluval P25 Submersible Aquarium Heater - Image 3](https://m.media-amazon.com/images/I/81Dv99fQ2nL.jpg) ![Fluval P25 Submersible Aquarium Heater - Image 4](https://m.media-amazon.com/images/I/91f34YH5liL.jpg) ![Fluval P25 Submersible Aquarium Heater - Image 5](https://m.media-amazon.com/images/I/81MdB+ErjuL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Fluval P25 Submersible Aquarium Heater for Up to 6 Gallons, 25 Watts - Fluval SPEC Aquarium Kit, Aquarium with LED Lighting and 3-Stage Filtration System, 5-Gallon - PAIZOO Fish Tank Digital Thermometer Accurate LED Display to ±0.9°F Tank Thermometer Aquarium Temperature Measurement Suitable for Fish, Axolotl, Turtle or Aquatic --- ## 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.ph/products/215897741-fluval-p25-submersible-aquarium-heater](https://www.desertcart.ph/products/215897741-fluval-p25-submersible-aquarium-heater) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-10-23*