Replace Power Supply Upgrade 400w watt replacement for HP Pavilion Slimline s5371l s5380t CTO TFX Compatibility HP Pavilion Slimline s5371l s5380t CTO Output Wattage 400 W Connectors 20+4 Pin Motherboard, 4-Pin CPU, 2x Molex, Floppy, 2x SATA Cooling 80mm Cooling Fan w/ Double Ball Bearing Weight 3 lb Input Voltage 100/240 V This TFX 400W 20+4 Pin PC Power Supply will easily replace your old, broken, or lagging power supply. With this 400W replacement power supply for HP Pavilion Slimline s5371l s5380t CTO, you can replace the PSU in a wide range of HP desktops. 400W power! With 400W of steady computer power, this TFX Replacement 400W power supply can power both older PCs and new custom builds with a wide range of peripherals. Easy cooling systems! With a passive 80mm cooling fan, this 400W TFX Replacement PSU will never overheat or burn out your system!