420W Power Supply Compaq Presario SR2163WM SR2168HM SR2170NX SR2177CL SR2180NX SR2163WM SR2168HM SR2170NX SR2177CL SR2180NX Replace Power Supply Upgrade Cooling 80mm 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 20+4 ATX1 ATX12V SATA Power Peripheral Floppy Input Voltage 110V, 220V switchable power supply Power 420W SR2163WM SR2168HM SR2170NX SR2177CL SR2180NX Replace a faulty power supply! The SR2163WM SR2168HM SR2170NX SR2177CL SR2180NX is a replacement power supply that is compatible with a massive variety of different brands and models of desktop computers! Replace the PSU in your HP, Dell, Compaq, or other common system with a SR2163WM SR2168HM SR2170NX SR2177CL SR2180NX on the cheap! 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 SR2163WM SR2168HM SR2170NX SR2177CL SR2180NX works with your computer’ s parts right out of the box and powers them with ease!