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Three black rectangular toner cartridges in a clear plastic sleeve

eSquareOne

eSquareOne S1-BR-TN660-03 Black Toner Cartridge 3-Pack for Brother TN660 TN630

SKU CH-CMYG-7ND4X

Three black cartridges replace Brother TN660 and TN630 toner, each yielding about 2600 pages at five percent coverage

  • Cartridges included3 Pack
  • Ink or toner colorBlack
  • Estimated page yield2600 Pages
  • Print coverage5%
  • VariantTN660
  • Operating humidity range20 to 80% RH
  • Three cartridges per pack simplify bulk replacement
  • Each cartridge prints up to 2600 pages at 5% coverage
  • Works with HL-L2300D HL-L2320D HL-L2340DW HL-L2360DW HL-L2380DW DCP-L2520DW DCP-L2540DW MFC-L2700DW MFC-L2720DW MFC-L2740DW
  • Operates reliably from 10 to 32.5°C and 20 to 80% RH
  • Produced under ISO 9001 and ISO 14001 quality and environmental management

Three-Pack Black Toner for Brother Printers

This three-pack supplies black toner cartridges built to replace Brother TN660 and TN630 originals. Each cartridge delivers approximately 2600 pages at 5% coverage. The set suits offices or home users who print regularly and want a ready supply of replacements.

Suits high-volume mono printing.

The cartridges work with Brother HL-L2300D, HL-L2320D, HL-L2340DW, HL-L2360DW, HL-L2380DW, DCP-L2520DW, DCP-L2540DW, MFC-L2700DW, MFC-L2720DW and MFC-L2740DW models. Buyers needing colour output or cartridges for different printer families should look elsewhere.

Protected packaging with installation notes included

Each cartridge is sealed in protective wrapping and the box contains installation notes for quick setup. The manufacturer backs the product with a two-year guarantee and free replacement warranty, plus 24/7 professional customer support.

How it compares

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

Price $39.99
Cheaper than about 59% of the 15,190 comparable items (median $47.99).

Specifications

Product
Brand nameeSquareOne
Model nameS1-BR-TN660-03
Ink or toner colorBlack
Product typeCompatible
Performance
Estimated page yield2600 Pages
Print coverage5%
Compatibility
Replaces brandBrother
Replacement forBrother TN660 TN630
For use withBrother HL-L2300D HL-L2320D HL-L2340DW HL-L2360DW HL-L2380DW DCP-L2520DW DCP-L2540DW MFC-L2700DW MFC-L2740DW MFC-L2720DW
In the box
Cartridges included3 Pack
Environment & compliance
Operating humidity range20 to 80% RH
Storage humidity range20 to 80% RH
Operating temperature range10 to 32.5 °C
Storage temperature range-20 to 40 °C
More details
VariantTN660

Questions about this item

Which Brother printer models accept the S1-BR-TN660-03 cartridges?

The cartridges fit Brother HL-L2300D, HL-L2320D, HL-L2340DW, HL-L2360DW, HL-L2380DW, DCP-L2520DW, DCP-L2540DW, MFC-L2700DW, MFC-L2720DW and MFC-L2740DW.

Will the toner work in a printer that previously used genuine Brother TN660 cartridges?

Yes, each cartridge replaces Brother TN660 and TN630 originals and prints the same 2600 pages at 5% coverage.

How can I confirm the cartridges are performing correctly after installation?

Print a test page; the output should be sharp black text with no streaks and the printer should report a full high-yield toner level.

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