Save even more with our 3 pack remanufactured Hewlett Packard (HP) LaserJet 4345 printer laser cartridges. This bulk set includes 3 black 45A / Q5945A laser toner cartridges. These are replacement cartridges for the Hewlett Packard Q5949A (49A) black laser toner cartridges which are manufactured by LD and are guaranteed to perform with your HP printer. It replaces the original HP Q5949A toner cartridge. LD remanufactured replacement Q5949A laser toner cartridges are specially engineered to meet the highest standards of quality and reliability you can expect from LD. Our toners have exceptional yields that meet or exceed the OEM (Original Equipment Manufacturer) page yield for the Q5949A. Our remanufactured HP 49A contains up to 85% new parts including wiper blades, OPC drums, an electronic smart chip for accurate toner level readout and other internal components. While most competitors simply refill the toner cartridge and hope the drum and other key components last, we fully disassemble the toner cartridge and rebuild it to ensure the highest quality prints. High quality LD remanufactured Q5949A toner cartridges are an economical and sensible alternative to expensive OEM Q5949A (HP 49A) Hewlett Packard laser toner cartridges and supplies. The use of LD remanufactured replacement laser toner cartridges and supplies does not void your printers warranty. LD remanufactured laser cartridges are not remanufactured by HP. This combo set works with the following HP LaserJet printers: 4345, 4345mfp, 4345x mfp, 4345xn MFP, 4345xs MFP, M4345 MFP, M4345 MFP, M4345x MFP, M4345xm MFP, M4345xs MFP. We are the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.