These printers use the T502320 cartridge:
Epson EcoTank 2700
Epson EcoTank 2750
Epson EcoTank 3700
Epson EcoTank 3750
Epson EcoTank 4750
Epson Expression ET-2700 ECOTANK
Epson Expression ET-2750 ECOTANK
Epson Expression ET-3700 ECOTANK
Epson Expression ET-3750 ECOTANK
Epson Expression ET-4750 ECOTANK
Epson Workforce ET-3750
Epson Workforce ET-4750
Epson Workforce ET-4752