This is a compatible Konica Minolta A070131 / TN411K black laser toner cartridge is guaranteed to perform with your Konica Minolta Bizhub C451 laser printer. It replaces the original Konica Minolta A070131 toner cartridge. The compatible replacement A070131 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 Konica-Minolta (Original Equipment Manufacturer) standards for the A070131 and offer high-quality printing results. Manufactured 100% brand new in an ISO-9001 certified factory, they are an economical and sensible alternative to expensive OEM A070131 Konica Minolta 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 A070131 laser toner 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 C451