The best replacement for power supply is motherboard.

The best alternatives to power supply are rated as following:
★★★★★  motherboard
★★★★  transformer
★★  battery charger
★★  motherboard problem
★★  battery
★★  linear power supply
★★  daisy chain
★  rectifier
★  non modular
★  graphics card
★  atx
★  linear
★  switching power supply
★  24 pin
★  one spot
  ballast
  unregulated
  at power supply
  motherboard dead
  form factors
  non switching
  regulated
  power switch
  bad motherboard
  1000 watt power supply
  atx power supply
  20 pin

Your alternative for power supply is not listed? Suggest!
Speaking about power supply, one probably shouldn't forget about transformer.

Other search terms related to power supply and their ratings are:
★★★★★ transformer
★★ sata
positive and negative voltage
battery charger
You have in mind a companion for power supply and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of power supply in all years. Click on graph for more.
power supply
motherboard
transformer