HP 87X (CF287X) Black High Yield Original Laserjet Toner Cartridge HP 87X (CF287X) toner cartridges work with: HP LaserJet Enterprise M527, M506, M501. Save up to 25% with high-yield HP toner. Cartridge yield (approx.): 18,000 pages Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. What's in the Box: New Original HP 87X (CF287X) toner cartridge Color: Black. Operating temperature range 10 to 32.5C