The OEM CE859-60001 Printer Formatter Board is a replacement part specifically designed for HP LaserJet CP3525n, CP3525, and CP3525dn printers. This assembly part is compatible with HP LaserJet Enterprise and LaserJet series printers, and is sold as a single unit. As an original equipment manufacturer (OEM) product, it ensures quality and reliability for your printing needs. With the trusted brand of HP, you can be confident in the performance and compatibility of this printer accessory.