wayne pumps esp25 12 volt back up system
features system requires a 12 volt battery sealed lead acid sla deep cycle marine or automotive style batteries can be used a tether switch is included in the system and will automatically start the pump when power or the main pump fails removes up to 2880 gallons per hour 40 va charger maintains battery with computer controlled 2 step charge for improved charging performance audible alarm alerts homeowner that the back up system is operating led on control box indicates battery condition includes tethered float switch pumps up to 3300 gph at 0 ft dimension 17 x 10 x 11 5 in item weight 13 lbs sku orgl35287