Genuine Brother TN346 Black Toner for HL-L8250cdn L8350cdw MFC-L8850cdw L8600cdw 3.5K [TN-346BK]

Genuine Brother TN-346BK Black High Yield Toner Cartridge is an original Brother replacement toner designed for selected Brother HL-L and MFC-L series colour laser printers. With a rated yield of approximately 3,500 pages, this genuine black toner cartridge delivers sharp text, clear graphics and consistent print quality for everyday business and office printing.

Compatible with popular Brother printers including the HL-L8250CDN, HL-L8350CDW, MFC-L8600CDW and MFC-L8850CDW, the TN-346BK is a practical high-yield replacement for offices requiring dependable monochrome printing from their colour laser devices. It is supplied as one genuine Brother Black toner cartridge.

Product Highlights

• 100% Genuine Original Brother Toner Cartridge
• Manufacturer Part Number: TN-346BK
• Alternative Search Reference: TN346BK / TN-346
• Colour: Black
• Rated Page Yield: Approximately 3,500 pages
• High Yield replacement toner cartridge
• Designed for selected Brother HL-L and MFC-L colour laser printers
• Sharp black text and consistent document printing
• One genuine Black toner cartridge per pack

Product Specifications

Compatible Brother Printers

The Genuine Brother TN-346BK Black Toner Cartridge is designed for the following printer models:

• Brother HL-L8250CDN
• Brother HL-L8350CDW
• Brother MFC-L8600CDW
• Brother MFC-L8850CDW

Compatibility Note: Please confirm that your printer uses TN-346BK before ordering. Brother printer models with similar names may require different toner cartridge families.

High Yield Black Toner Approximately 3,500 Pages

The Genuine Brother TN-346BK is a high-yield Black toner cartridge with an approximate rated yield of 3,500 pages, based on the applicable toner-yield testing method.

High-yield toner cartridges are designed to support regular office printing while reducing the frequency of cartridge replacements compared with lower-capacity alternatives.

Actual page yield varies depending on page coverage, document content, printer settings and operating conditions.

Professional Black Printing for Colour Laser Printers

Although compatible Brother printers support full-colour printing, the TN-346BK supplies Black toner only.

It is suitable for:

• Business reports and correspondence
• Invoices, statements and office forms
• Contracts and administrative documents
• Black text within colour presentations
• Everyday office printing

Matching Brother TN-346 Colour Toner Cartridges

For full-colour printing, your Brother printer also uses separate Cyan, Magenta and Yellow toner cartridges.

• Brother TN-346C Cyan Toner Cartridge
• Brother TN-346M Magenta Toner Cartridge
• Brother TN-346Y Yellow Toner Cartridge
• Browse Brother TN-346 Toner Cartridges

Note: This listing includes one Black toner cartridge only. Cyan, Magenta and Yellow cartridges are sold separately.

Related Brother Printer Consumables

Brother colour laser printers also use separate drum and maintenance consumables. Browse the related supplies below:

• Brother DR-341CL Drum Unit
• Brother BU-320CL Belt Unit
• Brother WT-320CL Waste Toner Box
• Browse Brother TN-346BK Toner

Important: Toner cartridges, drum units, belt units and waste toner boxes are separate consumables. This product contains the Black toner cartridge only.

Genuine Brother Toner vs Compatible Alternatives

Genuine Brother toner cartridges are manufactured for supported Brother printers and designed to deliver consistent print quality and reliable operation.

Third-party compatible or remanufactured toner cartridges may be available at different price points. Their specifications and performance can vary between manufacturers.

Browse Compatible Brother TN-346BK Toner Alternatives to compare available options.

Why Choose Genuine Brother TN-346BK?

• Original Brother-manufactured toner cartridge
• Designed for selected Brother colour laser printers
• High-yield capacity of approximately 3,500 pages
• Consistent black text and document output
• Convenient individual toner replacement

What’s Included?

• 1 x Genuine Brother TN-346BK Black High Yield Toner Cartridge
• Manufacturer Part Number: TN-346BK
• Rated Yield: Approximately 3,500 Pages

Not Included: Cyan, Magenta or Yellow toner cartridges, drum unit, belt unit, waste toner box or printer.

Frequently Asked Questions (FAQ)

Is TN-346BK a genuine Brother toner cartridge?
Yes. TN-346BK identifies the genuine Brother Black High Yield toner cartridge for supported printer models.

Which printers use Brother TN-346BK?
The listed compatible models include Brother HL-L8250CDN, HL-L8350CDW, MFC-L8600CDW and MFC-L8850CDW.

How many pages does TN-346BK print?
The approximate rated yield is 3,500 pages. Actual yield varies depending on print coverage and usage.

Is TN-346BK a high-yield toner?
Yes. It is a high-yield Black toner cartridge.

Does this cartridge include all four colours?
No. This product includes Black toner only. Cyan, Magenta and Yellow are sold separately.

Does TN-346BK include a drum unit?
No. The drum unit is a separate consumable.

Maximize print quality and efficiency with Genuine Brother TN346 Black Toner. With an approximate duty cycle of 4,000 pages at 5% coverage, this high-yield cartridge is perfect for use in Brother HLL8250CDN, HLL8350CDW, MFCL8600CDW, and MFCL8850CDW printers. Trust in the quality and reliability of Brother products for all your printing needs.

OEM Code: TN346BK
Brand: Brother
Duty Cycle: Approx. 4,000 pages at 5% coverage
Includes Of:
1 x Genuine Brother TN-346BK Black Toner Cartridge High Yield

1 x Brother TN-346BK Black Toner Cartridge High Yield can be used for:
Brother HLL8250CDN
Brother HLL8350CDW
Brother MFCL8600CDW
Brother MFCL8850CDW

Last Updated: 12 October 2026