---
product_id: 412612513
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: "A$105"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/412612513-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o
store_origin: AU
region: Australia
---

# 3-pack value 2-3 months lifespan 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:** A$105
**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?** A$105 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/412612513-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 airborne minerals!
- • **Value for Your Home:** Get 3 cartridges for extended freshness.
- • **Compatibility Champion:** Fits a wide range of BONECO & AIR-O-Swiss models.
- • **Maintenance Made Simple:** Easily screw on for hassle-free use.
- • **Long-Lasting Performance:** Enjoy 2-3 months of clean air.

## Overview

The 7531 Demineralization Cartridge is designed for compatibility with various BONECO and AIR-O-Swiss ultrasonic humidifiers, effectively reducing mineral buildup and white dust for cleaner air. This pack of three cartridges ensures long-lasting performance, making it a smart choice for maintaining your humidifier and enhancing your indoor air quality.

## 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

## 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)

## Available Options

This product comes in different **Package Quantity** options.

## 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

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**Shop now:** [https://www.desertcart.com.au/products/412612513-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o](https://www.desertcart.com.au/products/412612513-ontheone-7531-demineralization-cartridge-compatible-with-boneco-and-air-o)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-10*