THE PRIMARY AND BACK-UP BATTERY SUMP PUMP SYSTEMS! Moving beyond out waterproofing service, we now offer our customers greater peace of mind from power outages and pump failures. Eversafe Emergency Pumping System Lasts more than a week without power! True backup to your existing pump in case your pump fails Automatic switches to battery operation during power outages Built in alarm system to protect your home Serves as both a primary and backup system that utilizes a 24 volt system (two 12v batteries). Sporting cast iron and stainless steel constuction including a two year warranty.