The GUSTEC 89A (CF289A) Compatible Toner is engineered for seamless compatibility with HP LaserJet Enterprise M507 and MFP M528 series printers. Delivering high-quality prints with a yield of approximately 5,000 pages at 5% coverage, this toner cartridge ensures reliable, professional results with every print. GUSTEC toner cartridges provide up to 71% more usable pages compared to non-HP alternatives, making it a cost-effective option for businesses that require consistent performance and productivity