These printers use the PC-301 cartridge:
Brother Fax 750
Brother Fax 770
Brother Fax 870
Brother Fax 875 MC
Brother Fax 885 MC
Brother Fax 910
Brother Fax 920
Brother Fax 921
Brother Fax 930
Brother Fax 931
Brother Fax 940
Brother Fax 945
Brother Fax 985 MC
Brother IntelliFax 750
Brother IntelliFax 770
Brother IntelliFax 775
Brother IntelliFax 775 SI
Brother IntelliFax 870
Brother IntelliFax 870 MC
Brother IntelliFax 875 MC
Brother IntelliFax 885 MC
Brother MFC 770
Brother MFC 885 MC
Brother MFC 925
Brother MFC 970
Brother MFC 970 MC
Brother MFC IntelliFax 970 MC
Brother PPF 750
Brother PPF 770
Brother PPF 870 MC
Murata-Muratec FAX 920 W