The best replacement for scr is egr.

The best alternatives to scr are rated as following:
★★★★★  egr
★★★  triac
★★  ssr
★★  sncr
★★  igbt
★★  thyristor
★  mosfet
★  pwm
★  transistor
★  ccr
★  diode
  vfd
  dpf
  diode rectifier
  igbt ups

Your alternative for scr is not listed? Suggest!
Speaking about scr, one probably shouldn't forget about urea.

Other search terms related to scr and their ratings are:
★★★★★ urea
★★★ ccr exchange 2007
★★★ circuit diagram
★★★ ccr
You have in mind a companion for scr and it is not yet here? Propose!



Google Trends

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scr
egr
triac