Compatible Brother TN645XL Black Toner Cartridge

Keep everyday business printing moving with this compatible Brother TN645XL Black Toner Cartridge. This non-genuine replacement offers a published yield of up to 5,500 pages for the Brother printer models listed below.

Suitable for reports, correspondence and other office documents, this cartridge provides an alternative to original Brother toner. Actual page yield varies according to print coverage, settings and usage.

Product Details

• Product type: Compatible, non-genuine toner cartridge
• Replacement for: Brother TN645XL Black
• Toner colour: Black
• Published page yield: Up to 5,500 pages
• Pack quantity: 1 cartridge
• Product code: WBBN645XLB

Compatible Printers

• Brother HL-L8430CDW
• Brother MFC-L8730CDW
• Brother MFC-L8930CDW
• Brother MFC-L8970CDW

Key Features

• Compatible replacement: An alternative to the original Brother TN645XL Black cartridge.
• Published yield: Up to 5,500 pages for regular office printing.
• Everyday document printing: Suitable for business reports, correspondence and office paperwork.
• Individual black cartridge: Replace the black toner separately when required.
• Third-party supply: A compatible cartridge, not an original Brother product.

Important Firmware and Compatibility Warning

This product is a compatible (non-genuine) toner cartridge designed for the printer models listed above. Recognition of third-party cartridges is not guaranteed by Brother.

Firmware is the software built into your printer. Continued compatibility with every current or future firmware version cannot be guaranteed.

If you intend to use compatible toners, turn off automatic printer firmware updates where this option is available, and review updates before installing them manually. This does not reverse existing updates or guarantee cartridge compatibility.

Firmware updates may include security fixes and printer improvements. If you want to keep installing all applicable Brother updates without relying on third-party cartridge compatibility, choose genuine Brother toner.

Frequently Asked Questions

Is this a genuine Brother cartridge?

No. This is a compatible, non-genuine replacement for Brother TN645XL Black.

What is the page yield?

The published yield is up to 5,500 pages. Actual results depend on print coverage, settings and usage.

Which printers is it designed for?

It is designed for Brother HL-L8430CDW, MFC-L8730CDW, MFC-L8930CDW and MFC-L8970CDW printers.

Is compatibility guaranteed after firmware updates?

No. Continued compatibility with every firmware version cannot be guaranteed. Turning off automatic updates does not reverse updates already installed.

What if I want to keep installing all Brother updates?

Choose genuine Brother toner if you want to install all applicable firmware updates without relying on third-party cartridge compatibility.

Delivery Information

We ship from warehouses located in Adelaide, Melbourne, Sydney, Brisbane and Perth. Orders are dispatched quickly from the nearest warehouse for fast delivery across Australia.