Model compatibility ledger

Levoit Core 300 replacement filter

Use this model page to match the purifier body label to the OEM filter SKU, compatible alternatives, sizing notes, and retailer listings before ordering.

OEM filter SKU

Core 300-RF

Replacement interval

Every 8 months

Annual filter estimate

$40-$90

OEM filter first

Levoit Core 300 Replacement Filter

Small to medium room Core-series purifier.

Model numbers: Core 300, Core300-RF
Aliases: Core 300-RAC, Core 300S size filter
Dimensions: Cylindrical cartridge; verify listing dimensions for Core 300.

Last reviewed 2026-05-29. Match both purifier model and filter SKU because retailers often group similar cartridges together.

OEM and compatible filter comparison

OEM entries are shown first. Compatible alternatives are not manufacturer-approved unless marked OEM.

Check	OEM filter	Compatible option
Manufacturer-recommended filter	Core 300-RF · Levoit Core 300 Replacement Filter	Core 300-RF · Levoit Core 300 Replacement Filter Cylindrical cartridge; verify listing dimensions for Core 300. Annual estimate: $40-$90.

Retailer options for Core 300-RF

Amazon

Levoit Core 300-RF replacement filter

Varies by listing

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Price note: Check retailer listing for current price.
Availability note: Use the SKU and model notes here to confirm fit before checkout.
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Check retailer listing

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

Levoit

Core 300-RF replacement filter