These are worth a look. Quite a few different products. Heard about them when they were a guest on a Meat Eater podcast.
https://otoprotechnologies.square.site/
Have you checked your ground connection? There should be a heavy gauge wire running out of your meter box down the side of your house into the dirt. Clear away the dirt and verify that that wire is connected to the top of a ground rod that should be driven down into the ground there.