These printers use the T077520 cartridge:
Click On a Printer to View it's Cartridges
Epson Artisan 50
Epson Stylus Photo R-260
Epson Stylus Photo R-280
Epson Stylus Photo R-380
Epson Stylus Photo R-580
Epson Stylus Photo R-595
Epson Stylus Photo R-680