HP 11 Cyan Ink Cartridge C4811A…Compatible with: HP Business Inkjet 1000 Printer (C8179A),HP Business Inkjet 1100d Printer (C8124A),HP Business Inkjet 1100dtn Printer (C8135A),HP Business Inkjet 2250 Printer (C2691A),HP Business Inkjet 2250tn Printer (C2699A),HP Business Inkjet 2300 Printer (C8125A),HP Business Inkjet 2300dtn Printer (C8127A),HP Business Inkjet 2600 Printer (C8109A),HP Business Inkjet 2600dn Printer (C8110A),HP Business Inkjet 2800 Printer (C8174A),HP Business Inkjet 2800dtn Printer (C8164A),HP Color Inkjet cp1700 Printer (C8108A)