Lexmark Replacement 23/28 Black Replacement Cartridge

Works in the following printers:

Lexmark All-in-One Machines: X5070, X5495, X3530, X3550, X4550, X4530
Lexmark Inkjet Printers: Z845, Z1300, Z1420

Page Yield - 150 (Lexmark Brand)
Page Yield O-ink's Cartridge - 475

18C1523
18C1428

Part Number 18C0034X

The ink level monitor's will not work with the replacement Lexmark cartridges due to software built into the printers. Ignore any messages that come up stating the ink is low. Print until the quality of your printouts degrades.