If you consider your primary sump pump as being in charge of keeping your basement or crawl space dry, you can think of a battery backup sump pump as the main pump’s insurance provider.
But that may be the case if your home’s sump pump is disabled by a power failure, a mechanical breakdown, or an overwhelming amount of water. That’s why it’s wise to have a backup system ...
To solve this problem, there are battery back-up sump pumps that can function if the main power system breaks down. Back-up sump pumps are a wise choice if one thinks of the potential disasters.