--- product_id: 461254819 title: "Hydron BW-4040 Reverse Osmosis Membrane – 4\" x 40\", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE" brand: "hydronix" price: "€ 1365.90" currency: EUR in_stock: false reviews_count: 5 category: "Hydronix" url: https://www.desertcart.hr/products/461254819-hydron-bw-4040-reverse-osmosis-membrane-4-x-40-2400 store_origin: HR region: Croatia --- # 2400 GPD high flow rate 99% salt & impurity rejection NSF certified energy-efficient Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE **Brand:** hydronix **Price:** € 1365.90 **Availability:** ❌ Out of Stock ## Summary > 💧 Elevate your water game with Hydron BW-4040 — pure power, pure performance! ## Quick Answers - **What is this?** Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE by hydronix - **How much does it cost?** € 1365.90 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/461254819-hydron-bw-4040-reverse-osmosis-membrane-4-x-40-2400) ## Best For - hydronix enthusiasts ## Why This Product - Trusted hydronix brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Purity You Can Trust:** Eliminates over 99% of salts, heavy metals, and contaminants for crystal-clear, safe water. - • **Eco-Smart & Cost-Savvy:** Certified NSF energy-efficient design reduces electricity use and cuts your water purification costs. - • **Unmatched Water Output:** Delivers a powerful 2400 gallons per day to keep your operations flowing without pause. - • **Plug & Play Compatibility:** Seamlessly fits top RO systems like AG4040FF, TW30-4040, and more—no hassle, just pure water. - • **Versatility for Every Need:** Perfect for commercial, industrial, agricultural, and whole-house setups—one membrane, endless applications. ## Overview The Hydron BW-4040 Reverse Osmosis Membrane is a high-capacity 4" x 40" filtration powerhouse delivering 2400 gallons per day with 99% salt and impurity rejection. Compatible with major RO systems, it suits commercial, industrial, agricultural, and whole-house applications. NSF-certified for energy efficiency, it ensures cost-effective, eco-friendly water purification without compromising performance. ## Description Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE : desertcart.in: Home & Kitchen Review: 2.5 year review Review: Well constructed ## Features - ⭐ High Performance - The Hydron BW-4040 Reverse Osmosis Membrane delivers a high flow rate of 2,400 gallons per day, ensuring consistent and effective desalination for a variety of applications and industries requiring large volumes of purified water. - ✔️ 99% Desalination Rate - With an impressive 99% salt rejection rate, it effectively removes dissolved salts (TOC and SIO2), hundreds of impurities including chemicals, heavy metals (fluoride, magnesium, lead, colloids and nitrates) and harmful minerals from the water, delivering exceptionally high water quality. - 💧 Versatile Applications - Ideal for a range of uses, including residential, commercial, industrial and agricultural setups as well as whole house systems, car washes and reverse osmosis systems. This membrane provides superior water purification for diverse needs. - 🔧 Universal Compatibility - Compatible with popular models such as BW30-4040, BW-4040, AG4040FF, AG4040TF, TW30-4040, and RE4040-BE0. It also replaces Axeon HF1-4040, HF6-4040; DuPont DOW FilmTec LE-4040, LP-4040; GE/Desal AK4040TM; and Toray TMG10 – as well as most other industry-standard "stinger style" 4" x 40" Size RO System. - 🌱 Eco-Friendly & Cost-Effective - Certified to NSF/ANSI standards, the BW-4040 is designed for energy efficiency, using less electricity to produce purified water when compared to other membranes, resulting in cost savings and reduced environmental impact. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01CFOGPXY | | Brand | Hydronix | | Customer Reviews | 4.5 out of 5 stars 113 Reviews | | Enclosure Material | Fiberglass, Polyamide Thin-Film Composite | | External Testing Certification | NSF | | Global Trade Identification Number | 00693614030008 | | Included Components | Membrane to Membrane Coupler | | Item Dimensions D x W x H | 10.2D x 101.6W x 10.2H Centimeters | | Item Height | 4 Inches | | Item Weight | 7 Pounds | | Manufacturer | manufacturer | | Material | Fiberglass, Polyamide Thin-Film Composite | | Model number | BW-4040 | | Product Benefits | Removes over 99% of impurities and chemicals while maintaining a high flow rate. | | Product Dimensions | 10.2D x 101.6W x 10.2H Centimeters | | UPC | 693614030008 | | Unit Count | 1.0 Count | ## Product Details - **Material:** Fiberglass, Polyamide Thin-Film Composite - **Product Dimensions:** 10.2D x 101.6W x 10.2H Centimeters - **Item Weight:** 3.18 kg - **External Testing Certification:** NSF - **Product Benefits:** Removes over 99% of impurities and chemicals while maintaining a high flow rate. ## Images ![Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE - Image 1](https://m.media-amazon.com/images/I/51uOVPH8wfL.jpg) ![Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE - Image 2](https://m.media-amazon.com/images/I/61C16Vg50tL.jpg) ![Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE - Image 3](https://m.media-amazon.com/images/I/7189TDysCIL.jpg) ![Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE - Image 4](https://m.media-amazon.com/images/I/71AVJLX9v4L.jpg) ![Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE - Image 5](https://m.media-amazon.com/images/I/71ddgKWLZlL.jpg) ## Questions & Answers **Q: Is this filter for low pressure ro system or hi pressure systems?** A: Permeate production is pretty much linear with pressure. I run mine at 80 to 100 psi and get 2.5 gpm from a two stage system - a total of three membranes. So far I am very pleased with the Hydron BW 4040 s. **Q: Is there a 2.5”X40” membrane?** A: Yes **Q: Is overnight shipping available** A: Possibly **Q: Can you town water through this ro?** A: Yes ## Customer Reviews ### ⭐⭐⭐⭐⭐ 2.5 year review *by M***S on 11 August 2025* ### ⭐⭐⭐⭐⭐ Well constructed *by J***N on 21 December 2018* ### ⭐⭐⭐⭐⭐ Fast delivery Easy to install Great price *by G***L on 18 August 2025* ## Frequently Bought Together - Hydron BW-4040 Reverse Osmosis Membrane – 4" x 40", 2400 GPD | High Performance for Commercial, Industrial, Agricultural, Whole House | Compatible with AG4040FF, AG4040TF, TW30-4040, RE4040-BE - Max Water - Heavy Duty - Reverse Osmosis 4040 Membrane Housing - 4" x 40" good for industrial use - 4040 housing - End Cap with 2 O-Rings for 4" Stainless Steel RO Membrane Housing --- ## 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.hr/products/461254819-hydron-bw-4040-reverse-osmosis-membrane-4-x-40-2400](https://www.desertcart.hr/products/461254819-hydron-bw-4040-reverse-osmosis-membrane-4-x-40-2400) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-17*