It's also available with pre-mounted alarm floats. Depending on the amount of work involved, the cost may be even higher. With a capacity of 41 gallons, the Pro380-Series basin is ideal for both bedrock and hard soil conditions. The Pro380-SD series of sewage pumps from Liberty Pumps features a heavy schedule 80 PVC discharge pipe. Most sump pumps run on corded electric power, but some have GFCI outlets. Pedestal pumps are cheaper and less noisy. A pedestal type sump pump costs between $490 and $600 to install. To install the pump, you'll need to follow a few simple steps. When you need to have your sump pump repaired or replaced, you should hire a professional. Homeowners should also install a backup sump pump. Whether you're looking for a traditional model or an innovative new type of system, there's a product to suit your needs.