--- product_id: 260028253 title: "AO Smith AO-WH-PREL-RCP - Carbon Sediment Filter Replacement 4.5 Inch - 5 Micron Filtration" brand: "a. o. smith" price: "NT$7986" currency: TWD in_stock: true category: "A. O. Smith" url: https://www.desertcart.tw/products/260028253-ao-smith-ao-wh-prel-rcp-carbon-sediment-filter-replacement store_origin: TW region: Taiwan --- # 4.5-inch large capacity for whole house 5 micron ultra-fine filtration 6-month easy DIY replacement AO Smith AO-WH-PREL-RCP - Carbon Sediment Filter Replacement 4.5 Inch - 5 Micron Filtration **Brand:** a. o. smith **Price:** NT$7986 **Availability:** βœ… In Stock ## Summary > πŸ’§ Elevate your home’s water game β€” because every drop counts! ## Quick Answers - **What is this?** AO Smith AO-WH-PREL-RCP - Carbon Sediment Filter Replacement 4.5 Inch - 5 Micron Filtration by a. o. smith - **How much does it cost?** NT$7986 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/260028253-ao-smith-ao-wh-prel-rcp-carbon-sediment-filter-replacement) ## Best For - a. o. smith enthusiasts ## Why This Product - Trusted a. o. smith brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **No Plumber Needed:** Effortless filter swaps every 6 months keep your water fresh without costly service calls. - β€’ **Crystal Clear Every Tap:** 5 micron filtration removes sediment invisible to the naked eye for pristine water throughout your home. - β€’ **Built for Busy Households:** Generous 4.5-inch filter size supports families of 4+ with long-lasting performance. - β€’ **Certified Genuine Quality:** NSF 42 certified carbon filter ensures trusted contaminant reduction and system longevity. - β€’ **Seamless System Compatibility:** Designed exclusively for AO Smith Whole House Filter System with Timer for optimal results. ## Overview The AO Smith AO-WH-PREL-RCP is a 4.5-inch carbon sediment replacement filter featuring 5 micron filtration, designed for whole house systems serving 4+ people. Certified to NSF 42 standards, it reduces fine sediment and aesthetic impurities, ensuring cleaner water from every tap. Easy to replace every 6 months without professional help, this genuine AO Smith filter maintains system performance and appliance longevity. ## Description AO Smith AO-WH-PREL-RCP - Carbon Sediment Filter Replacement 4.5 Inch - 5 Micron Filtration : desertcart.ae: Tools & Home Improvement ## Features - Filter for use with: Whole House Filter System with Timer (AO-WH-PREL). Use only certified, genuine A. O. Smith filters for continued contaminant removal and system performance. - Longer lasting appliances - whole house filter system designed to reduce sediment from every tap. - 5 micron filtration - reduces sediment smaller than the human eye can see. - Replacements made easy - no plumber necessary. Replace filter every 6 months. Large capacity (4.5") filter is perfect for household sizes 4 or more people. - Includes one replacement filter. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07R18MYYD | | Brand | A. O. Smith | | Brand Name | A. O. Smith | | Customer Reviews | 4.7 out of 5 stars 759 Reviews | | External Testing Certification | NSF 42 - Reduces aesthetic impurities | | External testing certification | NSF 42 - Reduces aesthetic impurities | | Global Trade Identification Number | 04710139023196 | | Item Weight | 1 Pounds | | Item weight | 1 Pounds | | Manufacturer | AO Smith | | Manufacturer Part Number | Replacement Cartridge | | Material | Carbon | | Material Type | Carbon | | Model Number | AO-WH-PREL-RCP | | Number of Items | 1 | | Product Benefits | Reduces Sediment | | Product benefits | Reduces Sediment | | Unit Count | 1 Count | ## Product Details - **Brand:** A. O. Smith - **External testing certification:** NSF 42 - Reduces aesthetic impurities - **Item weight:** 454 g - **Material:** Carbon - **Product benefits:** Reduces Sediment ## Images ![AO Smith AO-WH-PREL-RCP - Carbon Sediment Filter Replacement 4.5 Inch - 5 Micron Filtration - Image 1](https://m.media-amazon.com/images/I/81ZCEKtIRzL.jpg) ## Questions & Answers **Q: has anyone else found a slimy mold on top of this filter (the center ring) when replacing it for new?** A: That's the filter doing it's job. **Q: How can i get a o ring for a model ao-wh-prel filter housing ?** A: I think Amazon has them, Lowes, or AO Smith. **Q: Where are these manufactured? one site stated taiwan, but would like confirmation of that. thanks.** A: They are made in Taiwan, along with 75 percent of everything sold in the states. I've used these filters for the past few years and it does a very good job. **Q: Good for well water?** A: Great for well water. Get charcoal filter. Great drinking water ## Frequently Bought Together - AO Smith 4.5"x10" 5 Micron Carbon Sediment Water Filter Replacement Cartridge - For Whole House Filtration Systems - AO-WH-PREL-RCP - AO Smith 4.5"x10" 20 Micron Sediment Water Filter Replacement Cartridge - For Whole House Filtration Systems - AO-WH-PREL-RP - AO Smith 4.5"x10" 25 Micron Sediment Water Filter Replacement Cartridge - For Whole House Filtration Systems - AO-WH-PREL-R --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tw/products/260028253-ao-smith-ao-wh-prel-rcp-carbon-sediment-filter-replacement](https://www.desertcart.tw/products/260028253-ao-smith-ao-wh-prel-rcp-carbon-sediment-filter-replacement) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-09-20*