SuppliesMAX Compatible Replacement for HP LJ 5MP/5P/6MP/6P/6Pse/6Pxi Toner Cartridge (4000 Page Yield) (NO. 03A) (C3903A) This SuppliesMAX Toner Cartridge is Designed to be Compatible with the HP C3903A and is Guaranteed to Match and Outlast the OEM Version ; Designed for use in the USA ; 4000 Page Yield on 5% Page Coverage Works In HP LJ 5P / LJ 5MP / LJ 6P / LJ 6Pse / LJ 6Pxi Series and Other Laser Printers Our compatible toner, inkjet cartridges, ribbons, copier and other supplies are constructed to original OEM specifications. Guaranteed Superior Quality to Meet or Exceed High Priced OEM Products. Our Products are manufactured with new and recycled components and air-sealed in an ISO-9001, ISO-9002, ISO-14001 quality certified factory. Our Products are Engineered and Manufactured for use in 110V machines in the North America. The use of our supplies does not void your machines warranty. DISCLAIMER:Manufacturer Brand Names, Reference Part Numbers and Logos are registered trademarks of their respective owners. Any and all brand name designations or references are made solely for purposes of demonstrating compatibility. ; Pictures are used as Reference. ; Products are based on Description. Part Numbers Labeled are internal part numbers and may not match MFG SKU ; All Products are Sold in Retail Boxing. Retail Boxing is subject to change. SuppliesMAX Compatible Brand Toner Cartridge (4000 Page Yield) for HP LJ 5MP / HP LJ 5P / HP LJ 6MP / HP LJ 6P / HP LJ 6PSE / HP LJ 6PXI / Troy 506 / Troy 608