Brother MFC-J6940DW Printer — LC432 & LC432XL Ink Cartridges (Black, Cyan, Magenta, Yellow)
Keep your Brother MFC-J6940DW running smoothly with genuine Brother LC432 and LC432XL ink cartridges — available in Black, Cyan, Magenta and Yellow at Inkjet Online.
Brother LC432 inks deliver sharp text and vibrant colour for everyday printing, while high-yield LC432XL cartridges offer longer-lasting performance for busy homes and offices.
Ink for Brother MFC-J6940DW Printer
Uses Brother LC432 and LC432XL ink cartridges —
Black, Cyan, Magenta and Yellow. Genuine Brother inks
ensure sharp text, reliable colour accuracy and consistent results for everyday documents,
reports and home office printing. High-yield LC432XL cartridges offer longer
replacement intervals, ideal for busy households or small business environments.
Compatible USB printer cables are also available for simple, stable
wired connection to your Brother MFC-J5740DW.
Brother LC432 / LC432XL Ink Cartridge FAQ
What ink cartridges does my Brother MFC-J printer use?
The Brother MFC-J5340DW, MFC-J5740DW, MFC-J6540DW, MFC-J6740DW and MFC-J6940DW all use Brother LC432 standard-yield and LC432XL high-yield ink cartridges in Black, Cyan, Magenta and Yellow.
What is the difference between LC432 and LC432XL?
Both cartridge types will fit your Brother printer.
• LC432 (standard yield) – suitable for general home printing and light office use.
• LC432XL (high yield) – holds more ink and allows significantly more pages between replacements,
making it the cost-effective choice for frequent printing.
Why should I use genuine Brother ink cartridges?
Genuine Brother inks are specifically engineered for the printhead in your MFC-J series printer.
They help maintain colour accuracy, prevent clogging, reduce paper waste and ensure reliable
high-quality results.
Genuine LC432 and LC432XL cartridges also help keep the printer’s firmware, security features
and cleaning cycles functioning correctly.
What is firmware and why does it matter for Brother printers?
Firmware is the internal software that controls your printer’s functions,
print quality, ink monitoring and security.
When you install genuine Brother ink cartridges, the printer can update its firmware safely to:
• Improve performance and reliability
• Enhance print quality
• Fix bugs or errors
• Maintain security features
• Keep scanning, Wi-Fi and duplex functions working correctly
Using non-genuine inks may cause firmware update failures, error messages or restricted functionality.
Can I use generic or compatible LC432 cartridges?
The LC432 / LC432XL series includes firmware-protected cartridges.
Brother updates firmware regularly to maintain printer security and block counterfeit chips.
For this reason, compatible or generic LC432 cartridges often:
• Fail to detect
• Cause “Cannot Detect Ink” errors
• Lose compatibility after a firmware update
• Reduce print quality or clog the printhead
For the best and most reliable performance, use genuine Brother cartridges.
Does this printer accept USB printer cables?
Yes. All LC432-series printers support USB connection. A USB cable provides a stable, direct connection to your computer and is recommended for initial setup or when Wi-Fi is not available.
How long do Brother LC432 ink cartridges last?
Page yield depends on what you print, but as a guide:
• LC432 standard – for everyday printing at moderate volume
• LC432XL high-yield – ideal for high-volume home offices and business printing
High-yield LC432XL cartridges provide the best value over time due to fewer replacements.
What are the benefits of buying Brother ink online?
Buying online is convenient and ensures you receive genuine Brother supplies delivered quickly
from warehouses in Adelaide, Melbourne, Sydney, Brisbane and Perth.
You can compare LC432 and LC432XL cartridges easily, check compatibility with your printer model,
and reorder ink whenever you need it — without visiting a store.
How can I keep my Brother inkjet printer running smoothly?
For reliable print quality:
• Install genuine Brother LC432 or LC432XL ink
• Print at least once every 1–2 weeks to keep the printhead clear
• Allow firmware updates to install
• Keep the printer powered on so cleaning cycles can run automatically
• Use clean paper and avoid exposing cartridges to heat or sunlight
Benefits of Buying Brother Supplies from Inkjet Online
Genuine Brother Quality
Choose trusted Brother LC432 and LC432XL ink cartridges designed for clear text, vibrant colour and reliable performance in your Brother inkjet printer.
Perfect Compatibility
All Brother inks and accessories are clearly matched to your printer model, making it easy to select the correct LC432 or LC432XL cartridges and suitable USB cables.
Fast Australian Dispatch
Orders ship quickly from warehouses in Adelaide, Melbourne, Sydney, Brisbane and Perth for reliable delivery across Australia.
Expert Support
Not sure which Brother LC432 or LC432XL cartridges you need? Our team can help you choose the correct ink and accessories for your Brother printer.
Brother MFC-J6940DW Overview
The Brother MFC-J6940DW is a high-performance A3 business inkjet designed for busy offices, workgroups and professional environments that require reliable, wide-format printing. It delivers fast output, secure networking and impressive colour accuracy across business documents, reports, plans and marketing material up to A3 size.
Using Brother LC432 and LC432XL ink cartridges — Black, Cyan, Magenta and Yellow — the MFC-J6940DW produces sharp black text and consistent, vibrant colour. The LC432XL high-yield range is ideal for heavy printing, offering longer intervals between replacements and dependable performance for demanding workloads.
With dual 250-sheet paper trays, a large multi-purpose tray for specialty media, high-speed duplex printing, and a robust automatic document feeder, the MFC-J6940DW delivers strong productivity for multi-user environments. Connectivity includes Wi-Fi, Ethernet, Wi-Fi Direct, Apple AirPrint and Mopria, all accessed through a responsive colour touchscreen.
For the best results, use genuine Brother LC432 and LC432XL inks to maintain printhead reliability, colour accuracy and ongoing firmware compatibility. Empty cartridges can be recycled through the Cartridges 4 Planet Ark program across Australia. Explore more Brother inks and printers at Inkjet Online.
Brother LC432 / LC432XL Compatible Printers
The LC432 and LC432XL ink series supports a range of Brother business inkjet printers. Select your model below to view compatible ink cartridges and accessories.