This is the one I have: https://www.amazon.com/gp/product/B000XJLLKG https://www.amazon.com/gp/product/B000XJLLKG It's not a dedicated power conditioner, I gue

This is the one I have: https://www.amazon.com/gp/product/B000XJLLKG https://www.amazon.com/gp/product/B000XJLLKG It's not a dedicated power conditioner, I guess, but it does handle voltage irregularities, and it switches to battery and back fast enough to not be an issue in brownouts.