Dell have been producing their own toner cartridges for many years
and the 593-BBDB is one of their best efforts to date. This
original NW88H black toner cartridge is only compatible with the
Dell C5765dn, so be sure you are ordering the correct cartridge for
The genuine Dell 593-BBDB offers users an estimated 9,000 prints
before it needs replacing. The estimated page yield of the NW88H
has been calculated by Dell based on an average page coverage of 5%
black toner powder.