The HP 148X High Yield Black LaserJet Toner Cartridge W1480X is a high-quality printer accessory designed for use with HP LaserJet printers. This cartridge is specifically compatible with models such as the Pro 4001 and MFP 4101, ensuring crisp and professional-looking black prints. With its high yield capacity and laser print technology, the HP 148X cartridge is perfect for businesses or individuals who require consistent and reliable printing results. This sealed open box product offers peace of mind knowing you are getting a brand new, genuine HP product.