Amazon.com: Epson EcoTank ET-2850 Wireless Color All-in-One Cartridge-Free Supertank Printer - Black & T522 EcoTank Ink Ultra-high Capacity Bottle Color Combo Pack (T522520-S) : Office Products
Refillable ink cartridges for Epson T2521 , T2522, T2523 and T2524.
Amazon.com: Epson EcoTank Save Ink All-in-One ET-28 Series Color Printer for Family, Wireless Connectivity, Cartridge-Free with Scan and Copy, Mobile Cloud Printing, 1.44" LCD Display, Voice-Activated, White : Office Products
How to Save Money on Your Next Printer: Weighing the Cost of Tank vs. Cartridge Ink | PCMag
EcoTank Supertank Refillable Ink Tank Printers | Epson US
Review: Epson Kills the Printer Ink Cartridge - WSJ