EcoPlus Remanufactured MICR50F0Z00 (Lexmark #500Z) N/A Imaging Unit fully compatible with the Lexmark MS310, MS310d, MS310dn, MS410, MS410d, MS410dn, MS510, MS510dn, MS610, MS610de, MS610dn, MS610dte, MS610dtn, MX310dn, MX410de, MX510de, MX511de, MX511dhe, MX511dte, MX610de, MX611de, MX611dhe, MX611dte. The use of compatible supplies does not void your printer warranty.