The HP 11 Magenta Printhead is designed for the following printers:
Business Inkjet 1000, 1100d, 1100dtn, 1200d, 1200dn, 1200dtn, 1200dtwn, 2200, 2200se, 2200xi, 2230, 2250, 2250tn, 2280, 2280tn, 2300, 2300dtn, 2300n, 2600, 2600dn, 2800, 2800dt, 2800dtn
Color Inkjet printer cp1700, cp1700d, cp1700ps
HP Designjet Multi-Format 70, 100, 100plus, 110, 110plus, 110plus nr, 110plus r, 111, 120, 120nr, 500, 500ps , 510, 800, 800ps, 815mfp, 820mfp
Designjet Copier cc800ps
Designjet 10ps , 20ps , 50ps
Officejet 9110, 9120, 9130, Pro K850, Pro K850dn