Remanufactured in the UK to the very highest standards by Jettec, Hewlett Packard C4092A Laser Toner Cartridges are fully guaranteed against any defects & are produced to match the OEM product in performance, print quality & page yield. Every Jettec laser toner cartridge is thoroughly tested before leaving the factory & comes with a 100% guarantee & a 2 year warranty We are confident you will be happy the quality, reliability & cost effectiveness of Jettec laser toner cartridges for your laser printer. The Hewlett Packard C4092A Laser Toner Cartridge is compatible with the following laser printers: Hewlett Packard Laserjet 1100, Laserjet 3200, Please Note: This may not be a complete list as new laser printers are launched frequently, if your printer is not listed please consult your handbook.