Lexmark CX820 Black Developer/PCUnit — Return Program (Laser)

Black Developer/PCUnit for Lexmark laser printers that refreshes printer memory to help protect against counterfeit cartridges. Designed to maintain excellent print quality page after page while supporting long-life system reliability. Compatible with Lexmark CX820dtfe and also works in CX825dtfe, CX860dte, CS820dte and more.