Polaroid Professional H-CE278A-PRO Remanufactured Cartridge Replacement for HP 78A Toner Replaces HP 78A (CE278A) black toner cartridge Compatible with these printers: HP LaserJet Pro M1536DNF MFP, P1566, P1606DN. Cross-compatible with Canon LBP-6200D; image Class LBP-6200D, LBP-6230 (126) Prints up to 2100 pages Includes 1 black, premium toner cartridge, part number: H-CE278A-PRO Polaroid Professional 100% performance guarantee