HP CF358A Standard Yield black LaserJet image drum has been specifically designed to produce consistent, sharp output from your HP (HP) printer (see other compatibility below). The CF358A has been manufactured under industry standards, including requirements based on the ISO quality system and is warranted to be free from defects in materials and workmanship for one year for Compatible and Remanufactured products. Genuine OEM products are warrantied by their respective manufacturer.