This is a OEM EpsonT1636 Multi Pack of Ink Cartridges compatible with the following printers:
Epson WorkForce Printers:
Epson WorkForce WF-2010w, Epson WorkForce WF-2510wf, Epson WorkForce WF-2520nf, Epson WorkForce WF-2530wf, Epson WorkForce WF-2540wf