For the HP 55X Black Toner:
– Compatible Printers:
– HP LaserJet P3015 (CE525A)
– HP LaserJet P3015d (CE526A)
– HP LaserJet P3015dn (CE528A)
– HP LaserJet P3015x (CE529A)
– Page Yield: Up to 12,500 pages (approximate yield, based on ISO/IEC 19752)