The P372LE51 sewage ejector package from Liberty Pumps is designed for both residential and light commercial applications. First, you'll need to dig a hole in the ground that is big enough for the sump pump. For a standard pump, you can expect to pay around $ to $. You can also use concrete to fill the area around the sump. The first thing to do is locate your sump pit. They help keep water away from your basement and crawlspace. You can also install a battery backup for the system, which can be used in case of power outages. These pumps are expensive, but they can be worth it in an emergency.