This is a Compatible Replacement for Pitney Bowes 815-7 Black Laser Toner Cartridge guaranteed to perform with Pitney Bowes Laser Printers. It replaces the original Pitney Bowes 8157 Laser Toner Cartridge. The compatible replacement 815-7 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 815-7 and offer high-quality printing results. Containing up to 60% new parts including OPC drums, wiper blades, and other internal parts, they are an economical alternative to expensive OEM 8157 Pitney Bowes Laser Toner Cartridges and supplies, and offer big savings over brand-name 815-7 Laser Toner Cartridges and supplies. The use of compatible replacement Laser Toner Cartridges and supplies does not void Printer Warranty.We offer a Two Year 100% Quality Satisfaction Guarantee on our Compatible Replacement for 815-7 Laser Toner Cartridges and supplies. For use in the following printers: Laser Printers 9930, Laser Printers 9920, Laser Printers 9910, Laser Printers 9900, Laser Printers 2050, Laser Printers 2030. LD Products is the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.