This laser refill kit contains all you need to refill your 50F0HA0 (500HA), 50F0UA0 (500UA), 50F0XA0 (500XA), 50F1000 (501), 50F1H00 (501H), 50F1U00 (501U), or 50F1X00 (501X) cartridge once. List of printers: MS310d, MS310dn, MS312dn, MS315dn, MS410d, MS410dn, MS415dn, MS510dn, MS610de, MS610dn, MS610dte, MS610dtn