Compatible HP 39A 42A 45A Q5942X 38A High-Yield Black Toner Cartridge – 20,000 Pages

Engineered as a direct drop-in replacement for HP 39A, 42A, 45A, Q5942X, and 38A references, this high-yield black toner delivers up to 20,000 printed pages from a single unit. Designed to match the mechanical footprint and electrical signaling of original equipment supplies, it installs directly into the cartridge bay without tools, adapters, or manual driver overrides.

Broad Device Compatibility

This cartridge matches the dimensional and contact requirements for various HP LaserJet series models that utilize the listed OEM part numbers. The standardized frame aligns precisely with internal mounting rails, allowing continuous operation across mixed-device workflows where spare parts inventory must cover multiple machine generations.

Extended Output for Sustained Operations

The enlarged powder reservoir extends operational time between maintenance cycles, reducing supply handling frequency during batch processing, administrative reporting, and commercial document generation.

• Precision-engineered seals prevent tonal leakage during transit and extended shelf life
• Fully charged drum surface ensures uniform black saturation from initial prints through the 20,000-page threshold
• Standardized chip interface communicates accurately with printer firmware to track remaining capacity

By replicating original equipment geometry and static transfer thresholds, this unit maintains consistent edge definition and prevents streaking under heavy load. It meets the requirement for dependable consumables when minimizing downtime and controlling per-page expenditure are the primary objectives.