Lexmark MS421DN Printer

Compatibility information for Lexmark MS421DN, based on current official Lexmark US manufacturer information for this model.

Product details

Brand: Lexmark
Model number: MS421DN

About this compatibility information

MatchMeThis is an independent compatibility research project. The information is provided for reference and may be incomplete or change over time.

Records are linked to their available source context. They document research observations and do not recommend a product, seller or transaction. Model numbers, item codes and regional variants may differ between markets.

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Compatibility intelligence

Parts listed for this product

Every listing includes its provenance and evidence strength. A listing is evidence, not a fit guarantee.

Search within 1 compatible parts

1 cited sourceInformation-only project

Consumables

(1)

1 / 1

ConsumablesOriginalEvidence-backed compatibilityStrong evidence · 95/100

Toner

Lexmark MS/MX321, 421, 521, 622, MX522, MS621 Return Program 6K Toner Cartridge

Genuine Lexmark item 56F1000 verified from official manufacturer evidence.

Manufacturer article number: 56F1000

Why is this listed?

Primary evidence source shown directly · Model-specific · US

Strong evidence · 95/100

Automatically promoted from fully certified official Lexmark evidence.

manufacturer listingSource: LexmarkUS · en

Lexmark lists 56F1000 for the MS421DN model.

Open source ↗Verified 2 Aug 2026

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