LD Remanufactured Ink Cartridge Replacement for HP 11 C4837A (Magenta) Page Yield: 1,200* | Shelf Life: 12-18 months | *Average cartridge page yield in accordance with ISO IEC 24711 The use of remanufactured cartridges and supplies does not void your printers warranty All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee This remanufactured cartridge is conveniently equipped with a smart chip that allows you to monitor and track your ink levels Compatible Printers: Business Inkjet- 1000, 1100, 1100d, 1100dtn, 1200d, 1200dn, 1200dtn, 1200dtwn, 2200, 2200se, 2200xi, 2230, 2250, 2250tn, 2280, 2280tn, 2300, 2300dtn, 2300n, 2600, 2600dn, 2800, 2800dt, 2800dtn | Color Inkjet CP- 1700, 1700d, 1700ps, CP1700, CP1700d, CP1700ps | Designjet- 100, 100plus, 10PS, 110, 110plus, 110plus nr, 100plus r, 111, 120, 120nr, 20PS, 50PS, 70 | OfficeJet- 9110, 9120, 9130 | OfficeJet Pro- K850, K850dn