Amazon.com: EPSON 502 EcoTank Ink Ultra-high Capacity Bottle Color Combo Pack Works with ET-2750, ET-2760, ET-2850, ET-3750, ET-3760, ET-3850, ET-4850, and other select EcoTank models : Office Products
Epson 502 Multi-pack With Sensor - 3-pack Yellow, Cyan, Magenta Original - ink tank - for EcoTank ET-2700, ET-2750, ET-3700, ET-3750, ET-4750 | Dell USA
Epson 502 EcoTank Cyan Magenta Yellow Ink Bottles Pack Of 3 T502520 S - Office Depot