This is a compatible replacement for the Samsung SCX-4100D3 black laser toner cartridge, delivering up to 3,000 pages. It is designed to work seamlessly with your SCX-4100 laser printer, providing reliable and consistent print quality. As an economical alternative to the original Samsung cartridge, it offers significant savings without compromising performance. The use of compatible toner cartridges does not void your printer's warranty. Backed by our 100% Quality Satisfaction Guarantee.