These printers use the TK-100 cartridge:

Kyocera-Mita FS 1000 Plus

Kyocera-Mita FS 1010

Kyocera-Mita FS 1018 MFP

Kyocera-Mita FS 1020 D

Kyocera-Mita FS 1118 MFP

Kyocera-Mita KM 1500

Kyocera-Mita KM 1815

Kyocera-Mita KM 1820

Kyocera FS 1000

Kyocera FS 1000 Plus

Kyocera FS 1010

Kyocera FS 1020 D

Kyocera FS 1050

Kyocera KM 1500

Kyocera KM 1815

Kyocera KM 1820

Mita FS 1018 MFP

Mita FS 1118 MFP