--- product_id: 329052553 title: "DERNORD 12V 300W DC Submersible Water Heater Element Stainless Steel Heating Element with 1 Inch BSP Thread Fitting Double U Type" brand: "dernord" price: "347.83 DT" currency: TND in_stock: true reviews_count: 9 category: "Dernord" url: https://www.desertcart.tn/products/329052553-dernord-12v-300w-dc-submersible-water-heater-element-stainless-steel store_origin: TN region: Tunisia --- # 12V DC power for off-grid energy 300W rapid heating output 1 inch BSP thread for universal fit DERNORD 12V 300W DC Submersible Water Heater Element Stainless Steel Heating Element with 1 Inch BSP Thread Fitting Double U Type **Brand:** dernord **Price:** 347.83 DT **Availability:** ✅ In Stock ## Summary > 🔥 Stay warm, stay ahead — power your water heating with precision and style! ## Quick Answers - **What is this?** DERNORD 12V 300W DC Submersible Water Heater Element Stainless Steel Heating Element with 1 Inch BSP Thread Fitting Double U Type by dernord - **How much does it cost?** 347.83 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/329052553-dernord-12v-300w-dc-submersible-water-heater-element-stainless-steel) ## Best For - dernord enthusiasts ## Why This Product - Trusted dernord brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Solar-Ready Powerhouse:** Runs efficiently on solar panels, batteries, or hydro generators—perfect for sustainable setups. - • **Dual-Element Flexibility:** Choose between 150W or full 300W heating with two independent elements for tailored warmth. - • **Freeze-Proof Your Livestock:** Prevents freezing in animal tanks—ideal for keeping cats, dogs, chickens, and more comfortable all winter. - • **Durable Stainless Steel Build:** Electropolished surface resists corrosion and ensures long-lasting performance in wet environments. - • **Food-Grade Safety & Waterproof:** Equipped with flexible, waterproof silica gel seals safe for livestock and domestic animal tanks. ## Overview The DERNORD 12V 300W DC Submersible Water Heater Element features a robust stainless steel double U-type heating element with a universal 1 inch BSP thread fitting. Designed for off-grid energy sources like solar panels and batteries, it delivers rapid, adjustable heating with dual elements. Its electropolished surface and food-grade waterproof seals make it ideal for livestock tank deicing and DIY heating projects, ensuring reliable freeze protection and long-term durability. ## Description Shop DERNORD 12V 300W DC Submersible Water Heater Element Stainless Steel Heating Element with 1 Inch BSP Thread Fitting Double U Type. Free delivery on eligible orders of £20 or more. Review: Great small heater - Works very well ,compact . For it's size it heats fairly quickly and is of a rating that the charging system has no problems keeping up with the demand Review: Works - This has two elements so you can either use both at 300w or just one at 150w. Is pretty simple so can’t see any problems. Been using it for a couple of weeks. ## Features - 12V DC 2U heater is connected to the solar panel/battery/hydro generator - 1inch BSP flange suitable for standard heater/DIY tank - Stainless steel surface has electrologist - Comes with food-grade O-type silica gel, flexible and waterproof - Livestock tank deicer to prevent freezing of cats/dogs/chickens/other domestic animals ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B091DJ7C6Y | | Batteries Required? | No | | Batteries included? | No | | Best Sellers Rank | 62,865 in DIY & Tools ( See Top 100 in DIY & Tools ) 121 in Water Heaters & Parts | | Customer Reviews | 4.3 4.3 out of 5 stars (41) | | Date First Available | 31 Mar. 2021 | | Item Weight | 347 g | | Manufacturer | DERNORD | | Manufacturer reference | B091DJ7C6Y | | Material | Stainless Steel | | Package Dimensions | 24.3 x 5.4 x 4.6 cm; 347 g | | Part number | B091DJ7C6Y | | Size | 12V 300W | | Voltage | 12 Volts | | Wattage | 300 watts | ## Product Details - **Brand:** DERNORD - **Item weight:** 0.35 Kilograms - **Material:** Stainless Steel - **Voltage:** 12 Volts - **Wattage:** 300 watts ## Images ![DERNORD 12V 300W DC Submersible Water Heater Element Stainless Steel Heating Element with 1 Inch BSP Thread Fitting Double U Type - Image 1](https://m.media-amazon.com/images/I/61KrERBaGOL.jpg) ## Questions & Answers **Q: Could this be used for a fish pond?** A: yes. fully insulated **Q: does this come with a nut to lock it down?** A: No it does not, I had to find one online myself **Q: /Would this fit into a oil filled heater?** A: 1” thread to screw in **Q: Is this 300 watts input or output?** A: 300w input. You can also run it at 150w input ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great small heater *by D***. on 23 January 2025* Works very well ,compact . For it's size it heats fairly quickly and is of a rating that the charging system has no problems keeping up with the demand ### ⭐⭐⭐⭐⭐ Works *by S***U on 20 July 2021* This has two elements so you can either use both at 300w or just one at 150w. Is pretty simple so can’t see any problems. Been using it for a couple of weeks. ### ⭐⭐⭐⭐⭐ Works perfect *by T***R on 30 December 2022* Works perfect ## Frequently Bought Together - DERNORD 12V 300W DC Submersible Water Heater Element Stainless Steel Heating Element with 1 Inch BSP Thread Fitting Double U Type - Aideepen W3230 20A 12V Digital Thermostat Digital Temperature Controller Regulator Heating Cooling Control Thermometer Instrument --- ## 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.tn/products/329052553-dernord-12v-300w-dc-submersible-water-heater-element-stainless-steel](https://www.desertcart.tn/products/329052553-dernord-12v-300w-dc-submersible-water-heater-element-stainless-steel) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-15*