
Effective 4-Stage Filtration
The Cobectal ZQA-4000C air purifier filter features an advanced 4-stage filtration system, combining a pre-filter, HEPA 14 filter and activated carbon layer. This comprehensive filtration technology effectively eliminates 99.9% of airborne contaminants such as smoke, dust, pollen, and other allergens, delivering noticeably cleaner and healthier indoor air.
Premium Air Purifier Filters
Enhance your air purifier's efficiency with the Cobectal ZQA-4000C replacement filter,designed with premium non-woven fabric and activated carbon. Featuring advanced low-density structure technology, this high-performance filter delivers superior air purification with reduced energy consumption, optimized airflow, and maximum filtration effectiveness.
Replace Filters in Time
For optimal performance, we recommend replacing the filter every 3-6 months. The exact replacement frequency may vary depending on your usage patterns and operating hours.
Smart Filter Replacement Reminder
The indicator light will illuminate automatically when the filter reaches 2,000 hours of usage. Simply long-press the filter replacement button after installing a new filter to reset the timer and turn off the reminder light.
Filter Replacement Instructions
Locate the Filter Compartment
1.Found at the base of the unit
2.Features tool-free access (no additional tools required)
Remove the Old Filter
1.Release the securing latch or rotate the locking mechanism
2.Carefully extract the used filter
Install the New Filter
1.Unseal the new filter's packaging immediately before installation (premature exposure reduces effectiveness)
2.Align with the internal guide rails and insert securely
Finalize Installation
1.Close the compartment firmly until fully sealed
2.Ensure no gaps remain (to prevent unfiltered air bypass)