Keep critical print workflows moving with the Lexmark 55B1H0E black toner cartridge. Designed for select Lexmark MS331 and MX431 series printers and multifunction devices, this OEM supply supports dependable monochrome output where uptime and predictable consumable costs matter. With a 15,000-page yield, it reduces cartridge change frequency and helps busy teams stay focused on production instead of maintenance. As a genuine Lexmark cartridge, it is built to match the printer’s imaging system and deliver consistent text quality across everyday business documents, internal reports, and high-volume transactional output. That matters in environments where print clarity, supply reliability, and device compatibility are non-negotiable. For organizations standardizing on Lexmark laser hardware, this cartridge offers the right balance of yield and fit for mid- to high-volume workgroups. It is a practical choice when you need OEM performance, fewer interruptions, and a supply path aligned to enterprise print standards.