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Black rectangular toner cartridge with smooth matte finish and green chip visible

Speedy Inks

Speedy Inks B431d toner cartridge 10000 pages black

SKU CH-TYAC-ZNQTY MPN B431d

High-yield black toner cartridge prints up to 10000 pages for Okidata B431d, B431dn, MB461 MFP, MB471 and MB471W printers

  • TypeDye-based
  • High-yield output with 10000 pages at 5% ISO coverage
  • Works with Okidata B431d, B431dn, MB461 MFP, MB471, MB471W
  • Replaces OEM part 44574901 for direct compatibility
  • New aftermarket cartridge ready for immediate installation
  • Dye-based black toner formulated for sharp text and graphics

High-yield black toner for Okidata mono printers

This compatible cartridge replaces the Okidata 44574901 high-yield black toner and fits the B431d, B431dn, MB461 MFP, MB471 and MB471W models. It is built for offices that print large volumes of text-heavy documents and want a lower cost per page without changing hardware. The dye-based formulation is designed for crisp monochrome output on standard laser printers.

Thermal behaviour and power use in normal printing

As a toner cartridge it has no active cooling, fans or power draw of its own; heat and noise come only from the printer’s fuser and feed mechanism during a job. The cartridge simply supplies toner to the developer unit, so it adds no audible noise or measurable electrical load beyond what the printer already draws. Normal office use therefore sees no change in thermals or acoustics compared with the original cartridge.

Replaces the OEM 44574901 high-yield black cartridge

Swapping to this cartridge is worthwhile when the cost per page of the original supply is a concern and the printer is one of the listed Okidata mono models. It is not suited for colour printing, photo work or any device outside the B431d, B431dn, MB461 MFP, MB471 or MB471W range. Buyers who need colour output or a different page yield should look at the appropriate cartridge for their specific printer.

Highlights

  • High-yield output with 10000 pages at 5% ISO coverage
  • Works with Okidata B431d, B431dn, MB461 MFP, MB471, MB471W
  • Replaces OEM part 44574901 for direct compatibility
  • New aftermarket cartridge ready for immediate installation
  • Dye-based black toner formulated for sharp text and graphics

Specifications

BrandSPEEDYINKS
TypeDye-based

Questions about this item

How do I install the cartridge in my B431d and what step is often missed?

Open the front cover, remove the old cartridge, shake the new one gently side-to-side five times, pull the sealing tape straight out, then slide the cartridge in until it clicks; the step most often missed is removing the full length of sealing tape before insertion.

What maintenance or replacement will this 10000-page black toner need later?

The cartridge itself is the only replaceable supply; when print density fades after roughly 10000 pages at 5% coverage, replace the entire cartridge — no separate drum, developer or waste-toner unit is required for the B431d.

What limit appears first during long print runs on the B431d?

The page-yield limit of 10000 pages at 5% coverage is reached before any thermal or mechanical limit; once that toner volume is used, print quality drops and the cartridge must be replaced.

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