Lexmark 12A5745 Compatible Black Laser Printer Cartridge designed for the Lexmark Optra T610 / T612 / T614 / T616 Laser Printers (25 000 yield). Replaces the original 12A5745 Laser Printer Cartridge. The compatible replacement Lexmark 12A5745 Laser Printer Cartridge (also known as generic) is specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet to exceed OEM (Original Equipment Manufacturer) standards and offer high-quality printing results. Manufactured 100% brand new Lexmark 12A5745, containing only new components, is an economical alternative to expensive name-brand Laser Printer Cartridge, and offers big savings over brand-name Laser Printer Cartridge. The use of compatible replacement Lexmark 12A5745 Laser Printer Cartridge does not void Printer Warranty.