This low voltage power supply board is a crucial component for your HP LaserJet printer. It is compatible with the HP Color Laserjet 3600, 3800, and CP3505 models. The board is designed to provide reliable and consistent power to your printer, ensuring that it runs smoothly and efficiently. To ensure that you are getting a high-quality product, this power supply board is made specifically for HP LaserJet printers. It is a Type power supply that is compatible with HP printers. The board is easy to install and use, and will provide you with a stable and reliable power supply for your printer.