Genuine OEM HP Toner Cartridge, Black, High Capacity 5,000 page yield. HP part number: Q3960A. Laser Toner Cartridge compatible with HP LaserJet 2550, 2820, 2830, 2840.
The black cartridge operates as a HP 2840 toner cartridge as well as a series of other printers. This can cause confusion, however we try to clearly show the printers this cartridge will fit in. Additional questions can be answered by our agents who are available by calling our toll-free number.
