Filter compatibility ledger

Core 400S-RF compatible air purifier models

Name: Levoit Core 400S Replacement Filter
Brand: Levoit
SKU: Core 400S-RF

Use this filter page when a retailer listing or old package shows the filter code first. Match the SKU, dimensions, and purifier model before ordering.

Filter status

OEM / manufacturer filter

Compatible models

Annual cost estimate

$60-120 USD

OEM filter

Levoit Core 400S Replacement Filter

True HEPA, carbon, and pre-filter combo

Primary SKU: Core 400S-RF
Dimensions: Cylindrical cartridge sized for Core 400S.
Cost note: One to two filters per year.

Retailers may group lookalike filters together. Confirm the purifier model label and SKU on the listing before checkout.

Compatible purifier models

Each model link returns to the model-first view with replacement interval, warnings, and related filters.

Levoit Core 400S Model numbers: Core 400S, Core400S-RF · Replace every 8 months Larger Core smart purifier family.

Compatible alternative search terms

Core 400S compatible filter packs

Retailer options for Core 400S-RF

Amazon

Levoit Core 400S-RF replacement filter

Varies by listing

Affiliate link

Price note: Check retailer listing for current price.
Availability note: Use the SKU and model notes here to confirm fit before checkout.
Link disclosure: Amazon Associates; opens with sponsored nofollow attributes.

Check retailer listing

Verify the purifier model and filter SKU on the retailer page before ordering.

Walmart

Levoit Core 400S replacement filter

Varies by listing

Affiliate link

Price note: Check retailer listing for current price.
Availability note: Verify model and SKU on the retailer page before ordering.
Link disclosure: Walmart affiliate-capable search; opens with sponsored nofollow attributes.

Check retailer listing

Verify the purifier model and filter SKU on the retailer page before ordering.