Premium MLT-D203U Black Toner Cartridge fully compatible with the Samsung ProXpress M3820DW, ProXpress M3870FW, ProXpress M4020ND, ProXpress M4070FR. The use of compatible supplies does not void your printer warranty. (203U, MLTD203U, SU919A, MLT-D203U)
Samsung MLT-D203U Ultra High Yield Black Toner Cartridge is designed to perform in the Samsung ProXpress M3820DW, ProXpress M3870FW, ProXpress M4020ND, ProXpress M4070FR