50 GPD RO Membrane Filter Replacement, Reverse Osmosis Membrane Element 11.75" x 1.75" Water Filter Replacement for Undersink Home Drinking RO Water Filtration System
50 GPD RO Membrane Filter Replacement, Reverse Osmosis Membrane Element 11.75" x 1.75" Water Filter Replacement for Undersink Home Drinking RO Water Filtration System
Couldn't load pickup availability
- 24/7 Customer Support
- Risk-Free 30-Day Returns
- Fast & Reliable U.S. Shipping
Contact Information
Contact Information
30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
✔ No hidden conditions
Fast U.S. Shipping
Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
✔ Real-time tracking available
👉 Track your order anytime from the header via Track Order
About This
- High-Quality 50 GPD Ro Membrane: Our 50 GPD reverse osmosis membrane filter replacements are designed to be highly efficient and durable, ensuring optimal filtration of contaminants from drinking water through a reliable reverse osmosis process.
- Universal RO Membranes Size: Our reverse osmosis replacement membrane is 11.75 x 1.75 inch diameter standard size Our ro membrane can replace of MEM-ES-75, GP-TW-1812-75G, TF-1812-75, TW30-1812-75 (BW60-1812-75), TFC-1812-75, TFM-75, MC7 and other standard size membrane.
- Easy Installation And Replacement: This RO filter replacement is user-friendly, allowing for quick and hassle-free installation. Simply replace your old RO water filter to enjoy fresh, clean water without complicated steps.
- Long-lasting Performance: Our reverse osmosis membranes are made of a polyamide film composite material that has been tested by independent laboratories to NSF/ANSI 58 standards. Service life depends on the quality of the incoming water. With typical municipal tap water, a typical life expectancy is 24 months. With our ZuanXin water purifiers, you can be assured of longer life and superior water quality, providing you with a reverse osmosis alternative to water purifiers that maintains the purity of your drinking water.
- Enhanced Filter Technology: The RO Membrane uses advanced reverse osmosis filtration technology to ensure that impurities are effectively removed, producing up to 50 gallons of purified water per day (approximately 2.1 gallons/7.9 liters per hour), making it easy to meet your daily water needs for drinking, cooking, or making beverages, and is an important part of a water purification system that provides better tasting, healthier drinking water.
- Perfect Fit For Under-Sink Systems: Designed to fit most under-sink RO drinking water purifier systems, this 11.75 “x1.75” RO membrane provides an excellent solution to your home water purification needs, making it compatible with most model filter systems.
Overview
- Material : Polyamide Thin-Film Composite
- Product Dimensions : 1.75"D x 1.75"W x 11.4"H
- External Testing Certification : NSF
- Product Benefits : Removes lead and chlorine for cleaner, better-tasting water with a high flow rate and easy installation/replacement. Removes lead and chlorine for cleaner, better-tasting water with a high flow rate and easy installation/replacement.
- Brand : ZuanXin

Experience the difference clean, softened water makes in your daily life — from healthier skin to better tasting drinking water.
👉 Softer skin and smoother hair with every shower.
👉 Prevent scale buildup and keep your appliances running efficiently.
👉 Softer, brighter clothes that last longer with every wash.
See the Difference in Your Water — Instantly
Hard water, chlorine, and hidden contaminants can affect your health, skin, and appliances.
Our advanced filtration system removes impurities and delivers clean, safe water throughout your entire home.
Feel the difference in every drop — from your kitchen to your shower.
FAQ
Water Filtration & Home Water Guide