- Replacement power supply for HP Pavilion a6000n- 550 Watt Replacement Power Supply Upgrade- One (1) 20+4 ATX Power Connection- Two (2) SATA Connections- Four (4) large molex connector (4-pin)- One (1) One (1) floppy connector (4-pin)- One (1) ATX 12V connector (4-pin)- One (1) 6-pin PCI-Express Connection (6-pin)- ATX Form Factor- 550 Watt Replacement Power Supply- Input Voltage: 100 - 240 Volts AC- Width: 5.75"; Height: 3.25"; Depth: 6.0"- Voltage: +3.3V (38A); +5V (40A); +12V (25A); -5V (0.5A); -12V (0.8A); +5V (2A)SATA Support- Supports both 20 and 24 pin motherboard. Great Power Supply Replacement or Upgrade. HP PSU Pavilion a6000n Power Supply Replacement