This is a Compatible NEC 20-125 20125 Laser Drum unit guaranteed to perform with NEC Superscript 870 Laser Printers. It replaces the original NEC 20-125 Laser Drum unit. The compatible replacement 20-125 Laser Drum 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 20-125 and offer high-quality printing results. Containing new parts including OPC drums and wiper blades, they are an economical alternative to expensive OEM 20-125 NEC Laser Drum units and supplies, and offer big savings over brand-name 20-125 Laser Drum unit and supplies. The use of compatible replacement Laser Drum Cartridges and supplies does not void Printer Warranty. This compatible 20-125 is a drum unit that uses the 20-122 laser toner cartridge. You can replace the 20-122 laser toner cartridge without replacing the whole 20-125 drum unit. We offer a Two Year 100% Quality Satisfaction Guarantee on our Compatible 20-125 Laser Drum Cartridges and supplies. For use in the following printers SuperScript 870.