--- product_id: 439887360 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 3" brand: "ontheone" price: "€ 105.88" currency: EUR in_stock: true url: https://www.desertcart.hr/products/439887360-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o store_origin: HR region: Croatia --- # 3-pack 2-3 months runtime reduces white dust 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 3 **Brand:** ontheone **Price:** € 105.88 **Availability:** ✅ In Stock ## Summary > 💨 Elevate your air quality game! ## 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 3 by ontheone - **How much does it cost?** € 105.88 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/439887360-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:** Prevents airborne minerals for cleaner air. - • **Dust-Free Living:** Minimizes white dust, enhancing your indoor environment. - • **Value for Your Home:** Includes 3 cartridges for extended use. - • **Compatibility is Key:** Seamlessly fits multiple BONECO & AIR-O-Swiss models. - • **Long-Lasting Performance:** Enjoy 2-3 months of effective filtration. ## Overview The Ontheone 7531 Demineralization Cartridge is designed for compatibility with a wide range of BONECO & AIR-O-Swiss ultrasonic humidifiers. This 3-pack cartridge effectively reduces mineral buildup and white dust, ensuring cleaner air and extending the life of your humidifier. With a runtime of 2-3 months, it’s a practical choice for maintaining optimal humidity levels in your home. ## Description 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 3 ## 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 3 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 | |---------------|-------| | Brand | Ontheone | | Package Dimensions | 24.89 x 9.7 x 8.41 cm; 558 Grams | | Item Weight | 558 g | ## 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 3 - Image 1](https://m.media-amazon.com/images/I/51uNGUvB2DL.jpg) ## Frequently Bought Together - 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 3 - PureGuardian Aquastick, Universal, Genuine Guardian Technologies Antimicrobial Humidifier Treatment, Ultrasonic & Evaporative, Fits All Brands, Reduces Odors, 2 Count (One Pack of Two), GGHS15 --- ## 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/439887360-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o](https://www.desertcart.hr/products/439887360-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-06-07*