A:AnswerBoth sides of this cord are round, in some other units one side of the cord end is flat,.... Send a pix of your device where the cord connects,....
A:AnswerHi! Without the model number of your Samsung monitor, it is difficult for us to know if this non-polarized cord will fit and/or be compatible with the device. We recommend that you contact our product experts at https://www.insigniaproducts.com/contact-us so we can assist you in finding an answer to your question. Regards, Daniel T. - Insignia Support
A:AnswerHi, thanks a lot for posting your question! This power cord will definitely work with your Epson projector. Regards, Daniel T. - Insignia Support
A:AnswerJust look on the back where it plugs in to the device. If one side is flat and the other is rounded then you need the polarized type. If they are both round then a non-polarized cord will work.