Laptop AC Adapter 90W 19V 4.74A for HP laptop nc4400 with tip of 7.4 pin Laptop AC Adapter 90W 19V 4.74A for HP laptop nc4400 with tip of 7.4 pinCompatible HP model numbers:391173-001, 384021-001, 382021-002, PPP014L-SA, PPP014L-S, PPP014H-S, PA-1900-18H2, HP-AP091F13LF SEHP Compaq nc4400 Notebook PC Series EN003AV, EN004AV, EY265EAR, EY265EA, EY266EA, EY267EA, EY480ES, EY533ES, EY598ES, EY599ES, ...