HP 648A (CE261A) Cyan Toner Cartridge for HP Color LaserJet Enterprise CP4025 CP4525 . HP 648A (CE261A) toner cartridges work with: HP Color LaserJet Enterprise CP4025, CP4525. Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. Cartridge yield (approx.): 11,000 pages. 648A toner is designed to work with your HP printer for high quality, reliable results every print. Ensure that your printing is right the first time and every time with HP printer toner: 648A toner. What’s in the box: 1 New Original HP 648A (CE261A) toner cartridge. Color: Cyan.