The HP 936 Black Original Ink Cartridge (4S6V2LN) is a pigment-based, standard-capacity cartridge designed for select HP OfficeJet Pro printers. As an OEM product, it ensures sharp, professional black text and consistent output. The ink is fade-resistant, preserving documents for over 200 years in dark storage. Equipped with an enhanced security chip in newer versions, this cartridge supports the HP Instant Ink subscription, enabling automatic resupply and convenient recycling. With up to 1,250 pages per cartridge, it combines reliability, quality, and environmental responsibility through its recycled content and recyclability via HPs Planet Partners program.