Product Description This quality replacement filter is designed specifically for use with models 400 and 400S, ensuring performance and extended durability. Engineered for reliable filtration, it helps maintain clean airflow and efficient operation of your device. Package Includes: 1 pc filter Key Features: Precise compatibility with model numbers 400 and 400S Durable construction for longlasting use Designed to maintain peak performance of your equipment Easy to install and , allowing for minimal downtime Benefits: Helps ensure your equipment operates at maximum efficiency by providing clean and consistent filtration Reduces dust, debris, and contaminants to protect internal components Supports better air quality and equipment longevity Ideal Applications: 1. Home air purification systems, keeping air cleaner for daily living 2. Office environments, maintaining a healthy atmosphere for staff and visitors 3. Workshop or light industrial use, helping protect machinery from particulate damage Compact and efficient, this filter offers a dependable solution for maintaining your device's performance. By replacing worn or clogged filters with this specifically designed model, you can safeguard your equipment and ensure smooth operation over time.