This is a compatible Konica Minolta TN511 / 024E black laser toner cartridge guaranteed to perform with your Konica Minolta laser printer. It replaces the original Konica Minolta TN511 laser toner cartridge. The compatible replacement TN511 laser toner cartridges and supplies also known as generic 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 TN511 and offer high-quality printing results. Manufactured containing 100% new components, they are an economical alternative to expensive OEM TN511 Konica Minolta laser toner cartridges and supplies, and offer big savings over brand-name TN511 laser toner cartridges and supplies. The use of compatible replacement laser toner cartridges and supplies does not void your printers warranty.We offer a Two Year 100% Quality Satisfaction Guarantee on our compatible TN511 laser toner cartridges and supplies. LD Cartridges are manufactured in an internationally certified ISO 9002 factory. LD cartridges come with a 100% Two Year money back guarantee and technical support. For use in the following printers Bizhub Konica Minolta 420, Konica Minolta 501, Konica Minolta 360, Konica Minolta 500, Konica Minolta 361, Konica Minolta 421.