Kyocera TK-1172 1T02S50US0 Toner Cartridge Black ECOSYS M2040dn M2540dw M2640idw M2640idw/L - Sun Data Supply
Amazon.com: LD Compatible Toner Cartridge Replacement for Kyocera TK-1172 (2 Pack - Black) for use in Kyocera M2040dn, M2540d, M2540dw and M2640idw : Office Products
Amazon.com: Kyocera Genuine TK-1172 Black Toner Cartridge for ECOSYS M2040dn / M2540dw / M2640idw Model Laser Printers (1T02Y80UX0) : Office Products
Black Toner Cartridge Compatible with Kyocera ECOSYS M2040dn (N0738)