This is a remanufactured Lexmark 12015SA black laser toner cartridge guaranteed to perform with Lexmark laser printers. It replaces the original Lexmark 12015SA laser toner cartridge. The remanufactured replacement 12015SA laser toner cartridges and supplies are specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet or exceed OEM Original Equipment Manufacturer standards for the 12015SA and offer high-quality printing results. Containing new parts including OPC drums, wiper blades, and other internal parts, they are an economical alternative to expensive OEM 12015SA Lexmark laser toner cartridges and supplies, and offer big savings over brand-name 12015SA laser toner cartridges and supplies for your Optra E120n Series printer. The use of remanufactured replacement laser toner cartridges and supplies does not void printer warranty. Our 12015SA is a replacement for Lexmark part # 12015SA and 12035SA.We offer a Two Year 100% Quality Satisfaction Guarantee on our remanufactured 12015SA laser toner cartridges and supplies. For use in the following printers E Series E120n.