These printers use the 4171-302 cartridge:

Konica-Minolta Fax 2500

Konica-Minolta Fax 3500

Konica-Minolta Fax 5500

Konica-Minolta FAX 5500 E

Konica-Minolta Fax 5600

Konica-Minolta Minoltafax 2500

Konica-Minolta Minoltafax 3500

Konica-Minolta Minoltafax 5500

Konica-Minolta Minoltafax 5600

Develop Defax 6500

Develop Defax 7500

Konica Minoltafax 2500

Konica Minoltafax 3500

Konica Minoltafax 5500

Konica Minoltafax 5600

Minolta Fax 5500 E

Monroe MX 5070