On this page
- Why choose the genuine Brother TN-821XLM toner
- XL or XXL: TN-821XLM or TN-821XXLM?
- Printers compatible with the TN-821XLM
- Page yield
- Installation and maintenance
- Use and tips
- Specifications
- Related products
- Frequently asked questions
Why choose the genuine Brother TN-821XLM toner
The TN-821XLM is the XL version of the magenta cartridge in the TN-821 range. Genuine Brother toner powder, matched to the DR-821CL drum and the fuser of these printers: sharp text, even solids, no leaks and no "toner not recognized" message. Toner powder does not dry out, so a printer used intermittently keeps the same print quality.
XL or XXL: TN-821XLM or TN-821XXLM?
These references fit the same printers and differ only in the amount of toner: the TN-821XLM (9,000 pages) and the TN-821XXLM (12,000 pages, about 22% less per page). The TN-821XLM suits occasional use; above 100 pages per month, a higher capacity costs less per page and is replaced less often.
Printers compatible with the TN-821XLM
The TN-821XLM is compatible with 4 Brother models (manufacturer list):
Check the exact reference on the label at the back or underneath the printer; the suffixes (D, DW, DN, CDW) matter.
Page yield
9,000 pages according to ISO/IEC 19798 (5% coverage, letter-type text). Graphics-heavy or bold documents reduce the actual yield. The cost per page shown next to the price is calculated from the current price and this yield, excluding drum and paper.
Installation and maintenance
Tool-free replacement: open the front cover, pull out the drum + toner assembly, unclip the old toner, insert the TN-821XLM and put the assembly back. The DR-821CL drum is a separate part rated for about 30,000 pages; the printer signals when it needs replacing. On these color models, the BU-800CL belt unit and the WT-800CL waste toner box are also separate parts (about 100,000 pages). Used Brother toners can be returned free of charge through the Brother recycling program.
Use and tips
The TN-821XLM suits intensive or shared use: the cartridge (9,000 pages) lasts over 2 years at 300 pages per month and about 9 months at 1,000 pages per month. Beyond that, the TN-821XXLM (12,000 pages) costs less per page.
Store the cartridge in its original packaging, flat, away from direct light and humidity (0 to 35 °C), and unpack it only when installing. At the "Toner low" alert, plan the order: the printer keeps printing until "Replace toner" (the "Continue" menu setting extends printing further). The driver's toner save mode suits drafts; genuine cartridges preserve the printer's Brother warranty.
Specifications
| Manufacturer part number | TN-821XLM (TN821XLM) |
|---|---|
| EAN code | 4977766810999 |
| Type | Genuine Brother toner (OEM) |
| Technology | Color laser |
| Color | Magenta |
| Capacity | High yield (XL) |
| Page yield | 9,000 pages, ISO/IEC 19798 |
| XXL toner yield | TN-821XXLM (12,000 pages) |
| Matching drum unit | DR-821CL (about 30,000 pages) |
| Belt unit | BU-800CL (about 100,000 pages) |
| Waste toner box | WT-800CL (about 100,000 pages) |
| Contents | 1 toner cartridge |
| Net weight | 636 g |
| Product dimensions (L x W x H) | 226 x 187 x 406 mm |
| Origin | China |
| Compatible printers | 4 Brother HL, DCP, MFC models |
Related products
Frequently asked questions
Is the TN-821XLM compatible with my Brother printer?
Yes if it appears in the list above (HL-L9430CDN to MFC-L9670CDN). If in doubt, compare the exact reference of your printer, suffix included.
What is the difference between TN-821XLM and TN-821XXLM?
Same cartridge, same printers; the TN-821XLM prints 9,000 pages, the TN-821XXLM 12,000 pages. The higher capacity costs less per page.
How many pages does the Brother TN-821XLM print?
Up to 9,000 pages according to ISO/IEC 19798 at 5% coverage. The actual yield depends on the type of documents.
Do I need to replace the drum together with the toner?
No. The DR-821CL drum lasts about 30,000 pages, roughly 3 TN-821XLM cartridges. The printer indicates when to replace it.
How should an unopened toner be stored?
Flat, in its packaging, away from light and heat; the powder does not dry out, a toner stored for two years works normally.
Where can I find the safety data sheet (SDS) for the TN-821XLM?
On our Brother support page: safety data sheet for the TN-821XLM in your language, manuals and FAQ for the compatible printers.







