Replace Power Supply Mini ITX / Flex for HP Pavilion s3390tw KN405AA

420W Power Supply for HP Pavilion a1511kr a1512x a1514n a1517x a1450n a1467c a1523w Power up your machine! The replacement power supply has the power and features you need to give almost any desktop PC the power and boost it needs to work as hard as you do! With 420W of power, this upgrade replacement PSU is perfect for upgrades and custom builds. All the connections you need! With power connectors for many different peripherals and internal devices like LP4, SATA, and a 20+4 pin motherboard power plug that’ s compatible with almost all motherboards, the upgrade replacement power supply works with your computer’ s parts right out of the box and powers them with ease! Power 420W Connectors One (1) 15-inch SATA connector One (1) 14-inch ATX power connector (supports both 20-pin and 24-pin configurations) One (1) 14-inch 12V ATX power connector Two (2) 15-inch large power connectors Two (2) 6-inch large power connectors One (1) 6-inch Small power connectors Input Voltage 110V, 220V switchable power supply Cooling 80mm