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Black rectangular toner cartridge labelled TN670, single pack

Ninestar Technology

Ninestar Technology TN670 High-Yield Toner Cartridge Black Single Pack

SKU CH-360F-EFM71 MPN TN670

High-yield black toner cartridge replaces Brother TN670 for HL-6050 series printers

  • Cartridges includedSingle Pack
  • Ink or toner colorBlack
  • Replaces brandBrother
  • Replacement forTN670
  • For use withTN670
  • High-yield black toner prints more pages per cartridge
  • Compatible with Brother HL-6050D HL-6050DN HL-6050DW HL-6050 Series
  • Replaces Brother TN670 cartridge directly
  • Two-year shelf life keeps toner ready when needed
  • Using this cartridge does not void printer warranty

High-Yield Black Cartridge for HL-6050 Series

This new high-yield toner cartridge replaces the Brother TN670 and fits the HL-6050D, HL-6050DN, HL-6050DW and wider HL-6050 series. It is built for offices that need reliable black-and-white output without paying OEM prices. The single pack delivers a direct drop-in replacement for the original supply.

Professional Manufacturing and Warranty Safety

The cartridge is manufactured to meet or exceed OEM requirements and its use does not void the printer warranty. A 100 per cent satisfaction guarantee backs every unit, with a 30-day window for a full refund or free replacement if the print quality does not match expectations. Shelf life is rated at 2 years for stock rotation.

Consistent Output and Low Maintenance

High-yield capacity reduces the frequency of cartridge changes during heavy print runs. The formulation is engineered for even toner distribution, helping to prevent streaks and background haze over long jobs. No special handling is required beyond normal storage conditions.

How it compares

Measured against everything we stock in Compatible Laser Toner, at today’s prices. Recalculated every night.

Price $22.99
Cheaper than about 83% of the 15,190 comparable items (median $47.99).

Specifications

Product
Ink or toner colorBlack
Compatibility
Replaces brandBrother
Replacement forTN670
For use withTN670
In the box
Cartridges includedSingle Pack

Questions about this item

Which Brother printers accept the TN670 cartridge?

The TN670 fits Brother HL-6050D, HL-6050DN, HL-6050DW and the HL-6050 series printers listed by the manufacturer.

What physical size is the cartridge so I know it fits my printer?

The cartridge is built to the standard TN670 form factor and slides directly into the toner bay of the compatible HL-6050 models without adapters.

What is the correct way to install the TN670 and what step do people often miss?

Remove the protective seal, gently rock the cartridge to distribute toner, then insert it until it clicks; skipping the rocking step can cause light prints.

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