The best replacement for smps is transformer.

The best alternatives to smps are rated as following:
★★★★★  transformer
★★★  linear power supply
★★★  ldo
★★★  psu
★  linear regulator
★  lmps
★  linear supply
★  toroidal
  linear power

Your alternative for smps is not listed? Suggest!
Speaking about smps, one probably shouldn't forget about cabinet price.

Other search terms related to smps and their ratings are:
★★★★★ cabinet price
★★★★★ cabinet
You have in mind a companion for smps and it is not yet here? Propose!



Google Trends

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