--- product_id: 391808201 title: "Ontheone 7531 Demineralization Cartridge Compatible with BONECO & AIR-O-Swiss ultrasonic humidifiers Model #'s 7133, 7135, 7142, 7144, 7145, 7147, U600, U650, 2055, 2055A, E2441, U200, U700 Pack of 2" brand: "ontheone" price: "VT16917" currency: VUV in_stock: true reviews_count: 5 category: "Ontheone" url: https://www.desertcart.vu/products/391808201-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o store_origin: VU region: Vanuatu --- # 2-pack compatibility easy installation mineral protection Ontheone 7531 Demineralization Cartridge Compatible with BONECO & AIR-O-Swiss ultrasonic humidifiers Model #'s 7133, 7135, 7142, 7144, 7145, 7147, U600, U650, 2055, 2055A, E2441, U200, U700 Pack of 2 **Brand:** ontheone **Price:** VT16917 **Availability:** ✅ In Stock ## Summary > 💨 Elevate your air quality game with ease! ## Quick Answers - **What is this?** Ontheone 7531 Demineralization Cartridge Compatible with BONECO & AIR-O-Swiss ultrasonic humidifiers Model #'s 7133, 7135, 7142, 7144, 7145, 7147, U600, U650, 2055, 2055A, E2441, U200, U700 Pack of 2 by ontheone - **How much does it cost?** VT16917 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/391808201-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o) ## Best For - ontheone enthusiasts ## Why This Product - Trusted ontheone brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Breathe Easy:** Say goodbye to white dust and hello to pure air! - • **Value for Money:** Two cartridges for extended performance. - • **User-Friendly Design:** Screw-on installation for hassle-free use. - • **Extended Humidifier Life:** Reduce mineral buildup and enhance longevity. - • **Compatible with Many Models:** Fits a wide range of BONECO & AIR-O-Swiss humidifiers. ## Overview The Ontheone7531 Demineralization Cartridge is a must-have accessory for BONECO & AIR-O-Swiss ultrasonic humidifiers. Designed for compatibility with multiple models, this 2-pack cartridge effectively reduces mineral buildup, preventing white dust and enhancing the performance and lifespan of your humidifier. Easy to install and maintain, it ensures you breathe cleaner, healthier air. ## Description 2 Pack Demineralization Cartridge Compatible with BN & AOS 7531 for Select Humidifier Model #'s 7133, 7135, 7142, 7144, 7145, 7147, U600, U650, 2055, 2055A, E2441, U200, U700 Package includes: 2 Pack Demineralization Cartridge 7531 Storage: Do not store in are accessible to children. Keep the product dry during storage. Please Note: This is not an OEM product. BONECO & AIR-O-SWISS brand names and logos are the registered trademarks of their respective owners. Any using BONECO & AIR-O-SWISS brand name or model designation for this product is made solely for purposes of demonstrating compatibility. Review: Perfect fit and works like the original Review: Satisfaction. Dès que j'aurai utilisé tout ce produit qui est très efficace, j'en aurai en réserve. ## Features - COMPATIBILITY: This A7533 cartridges are designed to be compatible with Humidifier Models#'s 7133, 7135, 7142, 7144, 7145, 7147, U600, U650, 2055, 2055A, E2441, U200, U700. Compatible with all BONECO & AIR-O-SWISS ultrasonic humidifiers except the U7146 Travel & U300 series. - PREVENT AIRBORNE MINERALS: The A7533 humidifier demineralization filter is easy to use and helps prevent the release of minerals (white dust) into the air. Simply screw the filter onto a humidifier tank for 2 – 3 months run time. - REDUCE THE WHITE-DUST - This A7533 Demineralization Cartridge for humidifiers aims to reduce mineral (calcium & lime) buildup and white dust caused by hard water in humidifiers. Reducing calcium and lime buildup may help extend the life of the humidifier and facilitate routine maintenance. - RECOMMENDED USE: it is recommended to clean your humidifier tank according to the manufacturer's instructions, before and during use of the filter and to use clean, freshwater. - VALUE PACK - Package Includes 2 packs. If you have any questions about the humidifier A7533 Demineralization Cartridge，please contact us and we will solve the issue ASAP. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09MQZ7VFL | | Brand Name | Ontheone | | Color | white | | Customer Reviews | 4.0 4.0 out of 5 stars (103) | | Filter Type | Wick | | Included Components | 2 Pack Demineralization Cartridge 7531 | | Manufacturer | Ontheone | | Material | Acrylonitrile Butadiene Styrene | | Model Number | 7133 | | Operation Mode | Ultrasonic | | Other Special Features of the Product | ultrasonic | | Part Number | 7133 | | Power Source | Corded Electric | | Room Type | Living Room | | Runtime | 60 minutes | | UPC | 779953084237 | ## Product Details - **Brand:** Ontheone - **Colour:** white - **Operation mode:** Ultrasonic - **Room type:** Living Room - **Special features:** ultrasonic ## Images ![Ontheone 7531 Demineralization Cartridge Compatible with BONECO & AIR-O-Swiss ultrasonic humidifiers Model #'s 7133, 7135, 7142, 7144, 7145, 7147, U600, U650, 2055, 2055A, E2441, U200, U700 Pack of 2 - Image 1](https://m.media-amazon.com/images/I/517GUSz9v8L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by S***N on 17 November 2025* Perfect fit and works like the original ### ⭐⭐⭐⭐⭐ Review *by J***. on 15 June 2025* Satisfaction. Dès que j'aurai utilisé tout ce produit qui est très efficace, j'en aurai en réserve. ### ⭐⭐ Review *by D***E on 5 February 2025* Trop chère et contrairement à ce qu'il est annoncé, ils sont 3 quart vide. --- ## 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.vu/products/391808201-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o](https://www.desertcart.vu/products/391808201-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-07*