--- product_id: 125051252 title: "4.5\"x10\" 5-Micron Carbon Sediment Water Filter | AO-WH-PREL-RCP" brand: "a. o. smith" price: "€ 107.21" currency: EUR in_stock: true reviews_count: 8 category: "A. O. Smith" url: https://www.desertcart.hr/products/125051252-4-5x10-5-micron-carbon-sediment-water-filter-ao-wh store_origin: HR region: Croatia --- # 5-micron ultra-fine filtration NSF/ANSI 42 certified purity Universal 4.5" replacement fit 4.5"x10" 5-Micron Carbon Sediment Water Filter | AO-WH-PREL-RCP **Brand:** a. o. smith **Price:** € 107.21 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your home’s water game—because clean water is the new luxury. ## Quick Answers - **What is this?** 4.5"x10" 5-Micron Carbon Sediment Water Filter | AO-WH-PREL-RCP by a. o. smith - **How much does it cost?** € 107.21 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/125051252-4-5x10-5-micron-carbon-sediment-water-filter-ao-wh) ## 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 - • **Effortless Maintenance:** Replace your filter every 6 months with no plumber needed—simple, hassle-free protection. - • **Built for Busy Households:** Large 4.5" filter capacity designed to support families of 4+ with consistent, reliable filtration. - • **Extend Appliance Lifespan:** Protect your home’s appliances by reducing sediment buildup, saving you costly repairs and replacements. - • **Certified Quality Assurance:** IAPMO tested and NSF/ANSI 42 certified to guarantee contaminant reduction and system performance. - • **Crystal-Clear Water, Every Tap:** 5-micron filtration removes sediment invisible to the naked eye for pristine water throughout your home. ## Overview The A. O. Smith 4.5"x10" 5-Micron Carbon Sediment Water Filter is a premium, NSF-certified replacement cartridge designed for the AO-WH-PREL whole house filtration system. It delivers ultra-fine 5-micron sediment filtration, reducing chlorine and turbidity to protect your appliances and improve water quality. Easy to install and replace every 6 months, this large-capacity filter is ideal for households of four or more, ensuring clean, fresh water from every tap. ## Description desertcart.com: A. O. Smith 4.5"x10" 5-Micron Carbon Sediment Water Filter | AO-WH-PREL-RCP | NSF-Certified | For AO-WH-PREL Whole House Filtration System | Protect Appliances, Reduces Sendiment | 6-Month Filter : Tools & Home Improvement Review: Good value and performance - I have this as a pre treatment filter on my well water and it does a fine job of removing fine particles from the water before it reaches the softener system. I replace it every 6 months. Reasonable cost for the protection provided. Not sure the carbon is enough to really do anything beyond a short period of time, but the 5 micron filtration is great. Review: Works very well in my home's water system - This is one of the better whole house filter cartridges on the market. I had bought them at Lowe's until they stopped carrying them; glad I found them on desertcart. My water quality is such that I change them quarterly. ## Features - Universal 4.5-in replacement filter fits A. O. Smith whole house system 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. - IAPMO tested and certified to NSF/ANSI standard 42 for materials. 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 | | Best Sellers Rank | #4,810 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4 in Whole House Water Treatment Systems | | Brand | A. O. Smith | | Brand Name | A. O. Smith | | Compatible Water Purifier Models | A.O. Smith AO-WH-PREL | | Customer Reviews | 4.7 out of 5 stars 791 Reviews | | External Testing Certification | NSF 42 - Reduces aesthetic impurities | | Global Trade Identification Number | 04710139023196 | | Included Components | 4.5"x10" 5-Micron Premium Carbon Sediment Filter | | Item Dimensions D x W x H | 4.5"D x 4.5"W x 10"H | | Item Weight | 16 ounces | | Manufacturer | AO Smith | | Manufacturer Part Number | Replacement Cartridge | | Material | Activated Carbon, Polypropylene (PP) | | Material Type | Activated Carbon, Polypropylene (PP) | | Model Number | AO-WH-PREL-RCP | | Number of Items | 1 | | Product Benefits | Reduces Chlorine, Reduces Sediment, Reduces Turbidity | | Product Dimensions | 4.5"D x 4.5"W x 10"H | | Set Name | 5-Micron Carbon Sediment | | Unit Count | 1 Count | ## Product Details - **External Testing Certification:** ISO - **Item Weight:** 0.01 Ounces - **Material:** Carbon - **Product Benefits:** Reduces Sediment for Cleaner Water Throughout the Home - **Product Dimensions:** 4.5"D x 5"W x 10"H ## Images ![4.5"x10" 5-Micron Carbon Sediment Water Filter | AO-WH-PREL-RCP - Image 1](https://m.media-amazon.com/images/I/81ZCEKtIRzL.jpg) ## Available Options This product comes in different **Style** options. ## 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 ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good value and performance *by J***O on June 18, 2026* I have this as a pre treatment filter on my well water and it does a fine job of removing fine particles from the water before it reaches the softener system. I replace it every 6 months. Reasonable cost for the protection provided. Not sure the carbon is enough to really do anything beyond a short period of time, but the 5 micron filtration is great. ### ⭐⭐⭐⭐⭐ Works very well in my home's water system *by A***R on July 15, 2026* This is one of the better whole house filter cartridges on the market. I had bought them at Lowe's until they stopped carrying them; glad I found them on Amazon. My water quality is such that I change them quarterly. ### ⭐⭐⭐⭐⭐ Great filters *by K***E on November 21, 2025* We use these in our sediment filter under our house. We are on well water and these filters do a fantastic job of removing sedimentation from our water. There is a big difference in the toilets, sinks and bathtubs. We have been using them for 3 years or more. ## 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? - 🛒 **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/125051252-4-5x10-5-micron-carbon-sediment-water-filter-ao-wh](https://www.desertcart.hr/products/125051252-4-5x10-5-micron-carbon-sediment-water-filter-ao-wh) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-27*