
TN223BK
Compatible Brother TN223BK Black Toner Cartridge
1,400 pages
Your MFC-L3750CDW takes the TN223BK (standard yield), TN223C (standard yield), TN223M (standard yield), TN223Y (standard yield), TN227BK (high yield), TN227C (high yield), TN227M (high yield) and TN227Y (high yield), plus the DR223CL drum. At our price that is about 0.8¢ a page.
The Brother MFC-L3750CDW is a mono laser printer in the MFC-L3700 series, which shares cartridges across 6 models.
It takes two black cartridges that differ only in capacity: the TN223BK at about 1,400 pages and the TN227BK at about 3,000. At our prices that is 1.2¢ a page against 0.8¢, so the high-yield cartridge costs less to run unless you print very little.
The drum is a separate part on this printer. The DR223CL is rated for about 18,000 pages, so it outlasts several toner cartridges and only needs replacing when the printer reports drum life, not every time you change toner.
Brother has stated publicly that its firmware updates do not block third-party cartridges, and the printer counts pages rather than measuring toner, which is why the Replace Toner message can appear before a cartridge is empty.
When you compare prices, compare cost per page rather than the sticker price: a cheaper cartridge with half the rated yield costs more to run. Every cartridge here ships free, is covered by our printer damage protection and can be returned within 90 days, opened or not.

TN223BK
1,400 pages

TN223C
1,300 pages

TN223M
1,300 pages

TN223Y
1,300 pages

TN227BK
3,000 pages

TN227C
2,300 pages

TN227M
2,300 pages

TN227Y
2,300 pages

DR223CL
18,000 pages
| Cartridge | Yield | Price | Per page |
|---|---|---|---|
| TN223BK | 1,400 pages | $16.99 | 1.2¢ |
| TN223C | 1,300 pages | $22.99 | 1.8¢ |
| TN223M | 1,300 pages | $22.99 | 1.8¢ |
| TN223Y | 1,300 pages | $22.99 | 1.8¢ |
| TN227BK High yield | 3,000 pages | $24.99 | 0.8¢ |
| TN227C High yield | 2,300 pages | $24.99 | 1.1¢ |
| TN227M High yield | 2,300 pages | $24.99 | 1.1¢ |
| TN227Y High yield | 2,300 pages | $24.99 | 1.1¢ |
About $9.66 a month in toner, roughly one TN227BK every 3 months.
The TN223BK, TN223C, TN223M, TN223Y, TN227BK, TN227C, TN227M and TN227Y. Brother lists these cartridges as compatible with this model, and the yields on this page are Brother's published figures.
Yes. The DR223CL drum unit is a separate part rated for about 18,000 pages. Replace it when the printer reports drum life, not when you change toner.
No. Under the Magnuson-Moss Warranty Act a manufacturer cannot void your warranty because you used a third-party cartridge. If one of ours damages the printer, our printer damage protection covers the repair.
Most of these share the same cartridges. Check the model page to be sure.
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Page updated Sep 22, 2026. Compatibility checked by Dan Whitaker, Print Technician. Brand names and part numbers are used only to identify compatibility. We are not affiliated with or endorsed by any printer manufacturer.