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OnBuy.com£96.05Visit shop Tn821xlbk Toner 12000 Black 4977766810982
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B&Q£166.68Visit shop B&Q - Tn821Xlbk High Yield Black Toner Cartridge Up To 12,000 Pages Genuine Supplies
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The Brother TN-821XXLBK is a genuine, super high-yield black toner cartridge engineered for high-volume office environments that require consistent, professional-grade print quality. It is ideal for users of compatible Brother MFC printers who need to minimize replacement frequency while ensuring crisp, fade-resistant text documents. Please note that this cartridge is specifically designed for select Brother laser printers, and attempting to use it in incompatible models may result in poor performance or hardware errors.
| Colour | Black |
|---|---|
| Model Part Number | TN-821XXLBK |
| Brand | Brother |
This super high-yield cartridge is rated for approximately 15,000 pages based on standard ISO/IEC 19798 testing.
The TN-821XXLBK is compatible with the Brother MFC-L9670CDN and MFC-L9630CDN models.
Yes, this is an original (OEM) Brother toner cartridge, not a remanufactured or compatible third-party version.
Yes, Brother offers matching high-yield toners in Cyan, Magenta, and Yellow within the TN-821 series.
Brother encourages returning empty cartridges through their official recycling program to help reduce landfill waste.
Ensure the toner has been shaken well before installation and clean the internal corona wire according to your printer manual.
Remove the cartridge and re-seat it to ensure the sensors are making proper contact; if the issue persists, verify the page count.
To install the toner, ensure your printer is powered on. Open the front cover of your Brother MFC-L9670CDN or MFC-L9630CDN, remove the old cartridge, and gently shake the new TN-821XXLBK side-to-side before inserting it into the designated slot until it clicks. To maintain optimal print quality, store the cartridge in a cool, dry place away from direct sunlight and avoid touching the imaging drum surfaces. Always dispose of your empty cartridges through Brother’s established recycling programs to support their environmental initiatives.
