Brother TN227BK High Yield Black Toner Cartridge: printer fit and page yield

The Brother TN227BK is a genuine high-yield black toner cartridge for a specific group of Brother colour laser printers and all-in-ones. It is a replacement part: it does one thing, supplying black toner, and works only with the models Brother lists. This page explains what the cartridge is, what "yield" means and what to confirm before ordering.

What it is and what it fits

Brother lists the TN227BK for these printer and all-in-one models:

• HL-L3210CW, HL-L3230CDW, HL-L3270CDW and HL-L3290CDW
• MFC-L3710CW, MFC-L3750CDW and MFC-L3770CDW

If your printer isn't on that list, check its manual before buying, as toner cartridges are model-specific. The model number is normally printed on the front or back of the machine. The TN227BK is the black cartridge only. Colour printing uses separate cyan, magenta and yellow cartridges.

Standard versus high yield

"High yield" means the cartridge holds more toner, so it prints more pages before it needs replacing. Brother gives the yield as up to 3,000 pages, measured to the ISO/IEC 19798 standard (letter or A4). That test uses a standard pattern at about five percent page coverage, so real-world counts rise or fall with the content: dense graphics use more toner, plain text uses less. Treat the figure as a guide to compare cartridges, not a promise.

Why Brother recommends genuine toner

Brother says its genuine toner is engineered as part of a complete printing system to work with the printer, giving consistent, crisp output that holds up over time, and recommends using only Brother Genuine cartridges. Third-party cartridges exist, and printer makers generally state that their warranty terms and results can differ with non-genuine supplies, so check Brother's current terms if this matters to you.

Drum units and replacement

Laser printers of this type separate the toner cartridge from the drum unit, which transfers the image onto paper. Brother's listing notes an approximate 18,000-page yield for each drum unit, which varies with the type of use. That means the drum typically outlasts several toner cartridges. The TN227BK is the cartridge only, with no drum. Fit it as the printer's manual describes, and keep it in its packaging until needed.

Supply reordering and recycling

The listing says compatible Brother printers can be set up for automatic supply reordering through an online account service once activated and eligible. This is optional and depends on your printer and region. Brother also offers an environmentally responsible way to dispose of used genuine cartridges, with details on the manufacturer's website.

Support

Brother's description adds that its printers come with free online, phone or live chat support for the life of the printer. Availability and terms vary, so check Brother's site.

What to check before you buy

• Printer model: match it to the list above.
• Colour: this is black only. You may need other colours too.
• Yield: up to 3,000 pages under the ISO test; your usage will vary.
• Genuine or compatible: decide which suits your printer terms.
• Drum condition: if print marks or streaks appear, the drum unit may be the cause rather than the toner.
• Handling: follow the manual when replacing, and keep toner away from children.

The short version

• A genuine Brother high-yield black toner cartridge, model TN227BK.
• Rated at up to 3,000 pages (ISO/IEC 19798).
• For the HL-L3210CW, HL-L3230CDW, HL-L3270CDW, HL-L3290CDW, MFC-L3710CW, MFC-L3750CDW and MFC-L3770CDW.
• Black only; drum unit is separate.

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