Products › HP CE278A / HP78A Black Toner Cartridge Image 1 of 1 HP CE278A / HP78A Black Toner Cartridge $0.00 Genuine HP CE278A / HP78A Black Toner Cartridge, rated for approx. 2,100 pages.Compatible printers:HP LaserJet Pro M1536dnfHP LaserJet Pro P1606dn Add To Cart Added! Genuine HP CE278A / HP78A Black Toner Cartridge, rated for approx. 2,100 pages.Compatible printers:HP LaserJet Pro M1536dnfHP LaserJet Pro P1606dn