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The Celrith coffee machine filter cartridge compatible with KitchenAid KCM22WF is a water purification filter that reduces chlorine, sediment, and scale-forming minerals in the water used by your coffee machine. It fits KitchenAid KCM22WF models and is designed for households, offices, and cafés that want cleaner-tasting coffee and longer equipment life. Celrith manufactures this cartridge with food-grade materials and strict quality control, making it a direct replacement for the original filter.
Water is the main ingredient in every cup of coffee, and the contaminants it carries can ruin both flavour and equipment. Chlorine, introduced during municipal water treatment, reacts with coffee compounds to produce flat, medicinal off-notes. Fine sediment—sand, rust, and pipe debris—can pass into the brewing circuit, causing wear on valves and pumps. Dissolved calcium and magnesium, while harmless to health, precipitate as scale when heated, coating heating elements and restricting flow. Organic matter can also harbour bacteria and create odours that transfer to the brew.
For coffee machines, these contaminants are not just an inconvenience; they are a direct threat to performance. Celrith's filter cartridge addresses them at the point where water enters the machine, before any damage occurs.
When unfiltered water is used, the coffee machine bears the brunt of the contamination. Scale deposits act as an insulating layer on heating elements, forcing them to work harder and consume more energy. Over time, limescale can block water lines and spray heads, leading to uneven extraction and inconsistent cup quality. Sediment particles accelerate wear on seals, valves, and pumps, increasing the risk of leaks and costly repairs. Chlorine and organic impurities can also degrade rubber and plastic components, shortening the machine's service life.
In commercial settings, where machines operate continuously, the load is even greater. A single day of hard water can leave visible scale, and the cumulative effect over weeks can reduce efficiency and lead to downtime. The Celrith filter reduces this load by removing the contaminants before they can settle in the system.
Celrith's cartridge combines two proven technologies: high-quality coconut-shell activated carbon and food-grade ion exchange resin. The activated carbon adsorbs chlorine, off-flavours, and organic compounds through its vast internal surface area. The ion exchange resin targets hardness minerals, exchanging calcium and magnesium ions for sodium or hydrogen ions, thereby preventing scale formation. A fine microporous structure intercepts sediment and rust particles, protecting downstream components.
This multi-stage approach ensures that the water reaching your coffee machine is clean, consistent, and ideal for brewing. The filter does not remove beneficial minerals that contribute to coffee flavour; instead, it creates a stable water profile that enhances extraction. The result is a fuller, more aromatic cup with reduced bitterness and off-tastes.
Celrith's filter is designed for easy replacement and reliable performance. It operates within a pressure range of 20–120 psi (approximately 1.4–8.3 bar) and a temperature range of 2°C to 38°C, suitable for cold-water filtration only. The cartridge has a rated life of approximately 250 litres or 2–3 months, depending on local water quality and usage frequency. This predictable lifespan helps users plan maintenance and avoid unexpected scale buildup.
| Item | Detail |
|---|---|
| Filtration Media | Coconut-shell activated carbon and food-grade ion exchange resin |
| Micron Rating | Fine microporous interception; effectively captures sediment, rust, and large particles |
| Filter Life | Approximately 250 litres or 2–3 months (varies with local water quality and usage) |
| Operating Pressure | 20–120 psi (approximately 1.4–8.3 bar) |
| Operating Temperature | 2°C–38°C (cold water filtration only) |
| Applications | Automatic coffee machines, semi-automatic espresso machines, commercial coffee machine water softening, OEM water filter cartridge manufacturing |
| Certifications | Produced under ISO 9001/14001, IATF 16949, medical supplies GMP standards; CNAS national testing certification |
This filter cartridge is suitable for a wide range of users who rely on coffee machines for daily brewing. Home users with KitchenAid KCM22WF models can replace their original filter with Celrith's compatible cartridge to maintain water quality and protect their appliance. Offices and small businesses that provide coffee for employees or clients benefit from consistent taste and reduced maintenance costs. Cafés and restaurants using semi-automatic or automatic espresso machines can use this filter for water softening, especially in areas with hard water.
Additionally, Celrith offers OEM and ODM services for businesses that want to private-label this filter or adapt it for other coffee machine models. With over 20 years of experience in filtration, Celrith supports customisation of media, dimensions, connectors, and packaging to meet specific market needs.
Celrith is committed to quality and compliance. The company holds ISO 9001, ISO 14001, and ISO 45001 certifications, and its products meet REACH and RoHS requirements. In 2024, Celrith obtained IATF 16949 certification, underscoring its commitment to automotive-grade quality management. The manufacturing facility in Zhongshan, Guangdong, China, spans 50,000 m², including 20,000 m² of cleanrooms across six workshops, ensuring a dust-free production environment.
Celrith's in-house CNAS-accredited laboratory provides testing for filtration efficiency, flow rate, and pressure resistance, and can issue reports to support customer validation. With multiple automated production lines, monthly capacity reaches several million units, enabling reliable supply for large orders. Celrith has been exporting to Europe, the US, Japan, and Korea for over 20 years, serving international brands with consistent quality.
To discuss your requirements or request a quote, please provide the following details: your device or vehicle model (e.g., KitchenAid KCM22WF), required size or drawing, airflow or water flow specifications, operating conditions (pressure and temperature), and estimated quantity. This information helps us recommend the right filter and provide accurate pricing. Contact us today to start the conversation.
The Celrith filter cartridge reduces chlorine, sediment, rust, and scale-forming minerals such as calcium and magnesium. It uses coconut-shell activated carbon for chlorine and organic removal, and food-grade ion exchange resin for hardness reduction. This helps protect your coffee machine and improve taste.
Replace the filter approximately every 2–3 months or after 250 litres of water, whichever comes first. Actual life depends on local water quality and usage frequency. Regular replacement prevents scale buildup and maintains consistent filtration.
Yes, this cartridge is designed to be compatible with KitchenAid KCM22WF models. It matches the original specifications for dimensions and connections, ensuring a seamless fit. Each batch is tested for assembly and flow to ensure reliable performance.
Yes, we welcome sample requests for evaluation. Standard samples are free (you cover shipping), and custom samples may incur a small fee that is refundable upon order confirmation. Samples are typically dispatched within 3–7 working days.
The MOQ for the standard compatible model is 5,000 pieces, with a lead time of 15–20 days for stock or small batch orders. For OEM customisations, the MOQ is 10,000 pieces, and production takes about 25–30 days after design approval.
The materials used in this filter comply with NSF/ANSI 42 and NSF/ANSI 372 (lead-free) standards, and the product is manufactured under ISO 9001, ISO 14001, and ISO 45001 systems. It also meets EU food contact regulations (EC 1935/2004). We can provide compliance documentation upon request.
By removing scale-forming minerals and sediment, the filter reduces deposits on heating elements and in water lines. This helps maintain efficient heat transfer, consistent flow, and reliable operation, extending the machine's lifespan and reducing maintenance.
Yes, we offer OEM/ODM services including custom media formulations, dimensions, connectors, logo printing, and packaging. Our team can develop samples within 2–3 weeks. Please contact us with your specifications to discuss your project.