The use of Non-Dell brand Toners in your Dell printer is not covered by your warranty. Dell recommends using only Dell OEM Toners in your Dell Printer. The Dell EHY Cyan Toner (9k) is a genuine Dell OEM Toner, and is engineered to work with the specific internal components of your Dell S3840cdn/S3845cdn. The Dell S3840cdn/S3845cdn Cyan Toner - 9000 pg extra high yield -- part G7P4G sku 593-BCBF delivers excellent print quality, sharp images and text for 9000 pages. Read here for more information on how the use of 3rd party products like remanufactured toner can affect your Dell Limited Hardware Warranty.
This product is compatible with the following systems: