✔ In Stock & Ready to Ship
⬛⬛ 2-Pack — Best Value
🏪 US Vendor — ABT
2 Cartridges Included
Stock up & save — no surprise reorders
16,000 Total Pages
8,000 pages per cartridge at 5% coverage
ISO 9001 & 14001 Certified
World-class quality & environmental standards
Lower Cost-Per-Page
Significant savings vs OEM cartridges
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ISO 9001 & ISO 14001 Certified Manufacturing
Both TN850 cartridges in this 2-pack are produced in facilities certified to the world's leading quality and environmental management standards — ensuring consistent toner density, reliable page yield, and responsible production from the first page to the last.
ISO 9001 — Quality Management
ISO 14001 — Environmental Management
Product Specifications
Part Number
TN850 / TN-850
Also Replaces
TN820 / TN-820
Yield Per Cartridge
~8,000 pages
Combined Yield
~16,000 pages
Cartridge Type
Compatible (Aftermarket)
Coverage Basis
5% avg. page
Why Choose This TN850 2-Pack?
This 2-pack of compatible Brother TN850 high-yield black toner cartridges delivers up to 16,000 total pages of sharp, professional-quality laser output — keeping your Brother printer running for months without interruption. Each cartridge is a direct drop-in replacement for the OEM Brother TN-850 (and TN-820), engineered for identical toner density, chip compatibility, and page yield at a fraction of the original Brother price.
Produced in ISO 9001 & ISO 14001 certified facilities, both cartridges in this pack meet rigorous quality and environmental standards. Whether you're printing contracts, invoices, reports, or high-volume office documents, you get consistently crisp, smudge-resistant black output from the first page of the first cartridge to the last page of the second.
Key Features & Benefits
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2-Pack Value — 16,000 Total Pages — Two high-yield cartridges mean fewer reorders, a lower cost-per-page, and uninterrupted printing for busy offices and workgroups.
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Also Replaces TN820 — A direct substitute for both the TN850 and TN820, giving you flexible compatibility across a wider range of compatible Brother printers.
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ISO 9001 & ISO 14001 Certified Production — Both cartridges manufactured under the world's most recognized quality and environmental management standards for consistent, responsible output.
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Plug-and-Play Drop-In Fit — Direct OEM-equivalent replacement for Brother TN-850; installs in seconds with no printer resets, chip errors, or firmware issues.
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Professional Print Quality — Dense, smudge-resistant black toner for crisp documents, reports, invoices, and graphics every time.
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Printer Warranty Safe — Using compatible cartridges does not void your Brother printer warranty under the Magnuson-Moss Warranty Act.
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Eco-Friendly Manufacturing — ISO 14001 certified facilities and responsible production practices reduce environmental impact versus OEM single-use cartridges.
Compatible Brother Printer Models
This TN850 2-pack is compatible with the following Brother laser printers:
DCP-L5500DN
DCP-L5600DN
DCP-L5650DN
HL-L5000D
HL-L5100DN
HL-L5200DW
HL-L5200DWT
HL-L6200DW
HL-L6200DWT
HL-L6250DN
HL-L6250DW
HL-L6300DW
HL-L6300DWT
HL-L6400DW
HL-L6400DWG
HL-L6400DWT
HL-L6400DWX
MFC-L5700DW
MFC-L5705DW
MFC-L5750DW
MFC-L5800DW
MFC-L5850DW
MFC-L5900DW
MFC-L6700DW
MFC-L6750DW
MFC-L6800DW
MFC-L6900DW
MFC-L6900DWT
MFC-L6900DWX
MFC-L6950DW
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Sold & Fulfilled by Advanced Business Technology (ABT)
US-based vendor — fast domestic shipping & US customer support
Frequently Asked Questions
What's included in this 2-pack?
You receive two (2) compatible Brother TN850 high-yield black toner cartridges, each rated for approximately 8,000 pages — 16,000 total pages combined.
Does the TN850 also replace the TN820?
Yes. The TN850 is a direct substitute for the TN820 in all compatible Brother printers. This 2-pack works as a replacement for both part numbers, giving you flexibility if you're switching from the older TN820.
Do I also need to replace the drum unit (DR820)?
Not necessarily. The drum unit (DR820) is a separate component rated for approximately 30,000 pages — far longer than a single toner cartridge. Your Brother printer will display a separate "Drum End Soon" warning when it needs replacing. If you'd like to replace both together, we also carry TN850 + DR820 combo packs.
What do the ISO certifications mean for print quality?
ISO 9001 certification means the manufacturing facility operates under a rigorous quality management system — ensuring consistent output, tight tolerances, and reliable page yield batch after batch. ISO 14001 confirms environmentally responsible production practices.
Does using a compatible cartridge void my Brother printer warranty?
No. Under US federal law (Magnuson-Moss Warranty Act), manufacturers cannot void your warranty simply because you use a compatible aftermarket cartridge.