A battery-powered system can provide up to 18 hours of backup time. The first step in getting the right sump pump is to decide on the right power level. Having a basement with moisture is no fun, and it can lead to major property damage. To do this you need to figure out whether or not your home has a crawlspace or basement. Here are some ways to do so. It is then diverted away from your foundation and into the appropriate system. You can also get a good price on a sump if you shop around.