The HP E600 Redundant and External Power Supply (RPS/EPS) has two different power supplies embedded: one for 12 V and the other one for 50 V. The 12 V power supply is called a redundant power suppl...
HP Smart AC Adapter - Power adapter - AC 100-240 V - 180 Watt - PFC - for Pavilion Laptop HDX9270, HDX9280, HDX9290, HDX9310; Pavilion Media Center HDX9050, HDX9090