Verified matchFilter kit
Shark Spare Filter Kit – IZ400/IZ420
Part / reference: XFFKIZ400EUKT
Official Shark filter kit for IZ400/IZ420 family machines.
Care: Check the exact IZ400/IZ420 suffix before ordering.
Vacuum cleaner compatibility
Shark IZ420UKT replacement filter
2 manufacturer-backed replacement options matched to this model.
Verified optionWashable filter
Shark Washable Filter – IZ400/IZ420
Part / reference: XHFIZ400EUKT
Official washable Shark replacement filter for the IZ400/IZ420 range.
Care: Clean and dry as instructed by Shark.
Before ordering: compare the exact model code printed on your appliance with this page. Product revisions can share similar marketing names, so the manufacturer page remains the final compatibility reference.
Why this match is here
Manufacturer evidence
Shark’s IZ400/IZ420 filter listings identify XFFKIZ400EUKT and XHFIZ400EUKT for this family.
Compatibility checked against current manufacturer information.
Open the model/source page →Other models using the same replacement
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