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Rectangular black toner cartridge with green drum cover and plastic housing

PCI

PCI TN-439BK-PCI toner cartridge

SKU CH-E53Q-6571P MPN TN-439BK-PCI

Black laser toner cartridge replacing Brother TN-439BK for compatible printers

  • Cartridge ColorBlack
  • Replacement BrandBrother
  • Replacement ModelTN-439BK
  • TypeToner Cartridge
  • FeaturesLaser
  • Black laser output for Brother TN-439BK printers
  • Aftermarket cartridge replaces OEM TN-439BK at lower cost
  • New condition ensures reliable first-page quality
  • Laser formulation matched to Brother specifications
  • 439 model code confirms direct compatibility

Direct replacement for Brother TN-439BK

This aftermarket black toner cartridge is engineered as a direct replacement for the Brother TN-439BK. It is designed for laser printers requiring this specific model number. Offices and home users needing reliable monochrome output will find it matches the required form factor.

Consistent output across full yield

The cartridge uses laser print technology to deliver stable black density from the first page to the last. Toner formulation is calibrated to maintain even coverage without fade or streaking during long print runs. It behaves predictably under sustained workloads typical of busy environments.

Upgrades from depleted or worn OEM units

It replaces an empty Brother TN-439BK cartridge or one showing print-quality defects such as light areas or background toner. The jump is worth it when the original reaches end of life and a cost-effective alternative is needed. Buyers requiring colour output or a different Brother model number should look elsewhere.

Highlights

  • Black laser output for Brother TN-439BK printers
  • Aftermarket cartridge replaces OEM TN-439BK at lower cost
  • New condition ensures reliable first-page quality
  • Laser formulation matched to Brother specifications
  • 439 model code confirms direct compatibility

Specifications

BrandPCICASE
Cartridge ColorBlack
Replacement BrandBrother
Replacement ModelTN-439BK
TypeToner Cartridge
FeaturesLaser
Shipping weight1.59 kg
Package size406 × 305 × 254 mm

Questions about this item

Does the TN-439BK-PCI toner cartridge generate noticeable heat or noise when the printer runs continuously all day?

The cartridge itself is a passive toner supply and contains no moving parts or electronics, so it produces no noise or heat; any sound or warmth comes from the printer engine.

Which Brother printer models must I already own for the TN-439BK-PCI cartridge to work?

This cartridge replaces the Brother TN-439BK and is compatible with the Brother printer models that accept that OEM part number.

Will the TN-439BK-PCI cartridge function correctly if I keep using an older Brother drum unit or waste-toner box?

The toner cartridge is designed to work with the standard drum unit and waste-toner components specified for the TN-439BK series, so existing compatible consumables can remain in place.

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