This printer ink cartridge works with: HP Desk Jet 400, HP Desk Jet 400L, HP Desk Jet 420c, HP Desk Jet 500, HP Desk Jet 500c, HP Desk Jet 510, HP Desk Jet 520, HP Desk Jet 540, HP Desk Jet 550c, HP Desk Jet 560c, HP Deskjet Plus, HP Desk Writer 510, HP Desk Writer 520, HP Desk Writer 540, HP Desk Writer 550c, HP Desk Writer 560c, HP Desk Writer Deskwriter, HP Desk Writer Deskwriter c, HP Office Jet 300, HP Office Jet 330, HP Office Jet 350, HP Fax 200, HP Fax 300, HP Fax 310, HP Fax 700, HP Fax 750, HP Fax 900, HP Fax 950, HP Apollo P-1200, HP Apollo P-1220, HP Apollo P-1250i, HP Design Jet 200, HP Design Jet 220, HP Design Jet 600, HP Desk Jet 200, HP Desk Jet 200cci, HP Office Jet LX350, HP Design Jet 2000cp, HP Design Jet 200e, HP Desk Jet 540c, HP Desk Writer 500c, HP Desk Writer 540c, HP Desk Writer Plus, HP Fax 320, HP Fax 330, HP Fax 350, HP Fax 800, HP Fax 900vp, HP Desk Jet 560j, HP Office Jet 310, HP Desk Jet 420, HP Deskjet 520k, HP Deskwriter 550