Genuine replacement filterHEPA NanoProtect-filter

Thank you for sharing your feedback. We understand your concern about the value and how the filter status is indicated on the device. The FY2180/30 filter is designed as an original 3-in-1 NanoProtect system that works together with the purifier to maintain consistent air cleaning performance and capture very fine particles and odors over time. Regarding the filter status, the purifier uses a smart filter indicator that tracks usage time based on operating conditions such as airflow and runtime, rather than directly measuring the physical condition of the filter material. This approach helps ensure the filter is replaced at the right time to maintain optimal performance, even when changes in the filter may not be visible. To keep the unit running efficiently, it is recommended to clean the pre-filter regularly and reset the indicator after cleaning or replacing the filter, as outlined in the user guide. If you would like further guidance or assistance tailored to your unit, please feel free to reach out through our Philips website support page. Kind regards