Basement Sentry Basement Sentry Battery Backup Combo

This Basement Sentry complete battery backup sump pump system will replace an existing primary sump pump. This pump provides additional protection against basement flooding for your peace of mind when the power goes out because it continues to pump during power outages or if the primary pump does not work. Because the system is pre-assembled, installation is quick and easy. This system includes a primary pump, back-up pump, controller, alarm system, battery charger, float switch, and battery box. Choose this system if your sump pump basin is at least 18 in. wide by 22 in. deep.