These printers use the 841280 cartridge:

Lanier LD 520 C

Lanier LD 525 C

Gestetner MP C-2030

Gestetner MP C-2050

Gestetner MP C-4000

Gestetner MP C-5000

Ricoh Aficio MP C-2030

Ricoh Aficio MP C-2050

Ricoh Aficio MP C-2530

Ricoh Aficio MP C-2550

Savin C 9020 L

Savin C 9025