These printers use the 9866 cartridge:

Savin 2585

Savin 2585 DP

Savin 4090

Savin 25105

Savin 25105 DP

Savin 40105

Infotec 4105 E

Infotec 4850 E

Rex 9008

Ricoh Aficio 1085

Ricoh Aficio 1105

Ricoh Aficio 2105