Core 400S Filter for LEVOIT Smart WiFi Air Purifiers - 5-in-1 H13 HEPA with Activated Carbon - For Core 400S-RF, LRF-C401S-WUS - 2 Pack Cover & Bag Genuine Original Equipment Manufacturer (OEM)

Genuine Original Equipment Manufacturer (OEM) part

Fits any standard E26 medium screw-in base socket

Run a short "Rinse" cycle to verify the fill and shut-off are working correctly

preventing the drawer from sagging or warping under pressure

it is specifically calibrated for the ballasts used in the DT1750 and DT1775 series to ensure the correct UV-A intensity

Core 400S Filter for LEVOIT Smart WiFi Air Purifiers - 5-in-1 H13 HEPA with Activated Carbon - For Core 400S-RF, LRF-C401S-WUS - 2 Pack Cover & Bag Genuine Original Equipment Manufacturer (OEM)Core 400S Filter for LEVOIT Smart WiFi Air Purifiers Key Features 3 stage filtration system for comprehensive air purification. A fine pre filter captures large particles like dust, lint, fibers, and pet hair. A HEPA filter removes at least 99. 97% of airborne particles as small as 0. 3 microns. A high efficiency activated carbon layer absorbs household odors, smoke, and volatile organic compounds (VOCs). Replaces Cross Reference Part Numbers Core