HP 592491-001 - 135W 19.5V 5.0mm Sensor Tip AC Adapter for HP DC7800 DC7900 TC4400 Sale $39.00 Retail $69.00
Hewlett-Packard (HP) LSE9901B1250 - 50W 12V 4.16A AC Adapter Includes Power Cable Sale $24.00 Retail $42.48