CS Compatible for HP 5550 C9730A Black HP 645A COLOR LASERJET 5500 5500N 5500DN 5500DTN 5500HDN 5550 5550N 5550DN 5550DTN 5550HDN Toner Cartridges Page Yield: Black: 13000 Replaces C9730A . The Compatible toner cartridge will produce the same amount of page yield as an OEM cartridge would. WARNING: Avoid poor quality knockoffs from other sellers; order directly from Clever Supplies Toner to receive the exact product listed and ensure superior quality. Premium Quality Replacement Toner Cartridge is made by ISO9001 Certified Factory to Meet or Exceed OEM Standards. All Clever Supplies brand products are backed by '100% Quality Satisfaction' 1 year warranty against defects in materials and workmanship for all toner products. Free tech support for any problems for all Clever Supplies brand products. These units are manufactured 100% brand new with all new parts including OPC drums, wiper blades, a smart chip and other internal parts, they are an economical alternative to expensive OEM laser toner cartridges. Compatible with HP Printers: Color LaserJet 5500 Color LaserJet 5500DN Color LaserJet 5500DTN Color LaserJet 5500HDN Color LaserJet 5500N Color LaserJet 5550 Color LaserJet 5550DN Color LaserJet 5550DTN Color LaserJet 5550HDN Color LaserJet 5550N