579540 (328-T802120-S)
For Epson WorkForce Pro EC-4020, EC-4030, EC-4040, WF-4720, WF-4730, WF-4734, WF-4740. 900 page yield black, 650 pages colour.
For Epson WorkForce Pro EC-4020, EC-4030, EC-4040, WF-4720, WF-4730, WF-4734, WF-4740. 900 page yield black, 650 pages colour.
For Epson WorkForce Pro EC-4020, EC-4030, EC-4040, WF-4720, WF-4730, WF-4734, WF-4740. 900 page yield black, 650 pages colour.