Cost To Install Sump Pump And French Drain: If you're looking for a quick and cost-effective way to prevent standing water in your basement, a sump pump and French drain may be just what you need. If you're using the aforementioned battery-backup version, be sure the outlet is above your water line. Most sump pumps run on corded electric power, but some have GFCI outlets. Finally, it's time to test the machine. The cost of installing a sump pump can vary significantly. Submersible pumps are more powerful and can fully submerge in water. When you need to have your sump pump repaired or replaced, you should hire a professional. A sump can be installed in a basement, crawlspace, or outdoors. If you want to install a new sump pump, consider hiring a professional. For a standard pump, you can expect to pay around $ to $. It depends on the region, the size of your crawl space, and the type of sump pump. These devices are available in two types: pedestal and submersible. Homeowners should also install a backup sump pump. Coarse gravel helps the water drain into the pit.