This fuser unit, models 40X7743, serves as a reliable replacement for Lexmark printers including MS810, MS811, MS812, MX710, MX711, MX810, MX811, and MX812. With an estimated lifespan of 150,000 pages at 5% coverage, it operates on 110/120 volts and is suitable for diverse environments such as homes, offices, banks, and schools. Designed for stability, it handles heat and pressure effectively to produce clear, sharp prints without common issues like toner scattering or streaks. Each unit undergoes pre-shipment testing to ensure consistent performance.