That’s nuts you have lost it so many times. In that case I understand. Since the 2008 ice storm(5 days) I have lost it one time due to a July lightning strike (less than one day) I have considered a portable but so far it has not been needed.
Sort of like winterizing a summer home
https://www.google.com/amp/s/www.clickondetroit.com/news/2017/03/09/how-to-prevent-your-pipes-from-freezing-when-you-have-no-heat/%3foutputType=amp