What is a battery backup sump pump?
Correspondingly, can I put a battery backup on my sump pump?
Battery backup for an existing sump pump Now it is possible to add a battery backup system to your existing sump pump. You plug the sump pump into the battery backup unit, then permanently wire battery cables from your battery into the unit, which provides a trickle charge to the battery.
Hereof, how long will a battery backup sump pump run?
That depends on how much water is entering your sump basket (which determines how often the pump will run). Here's an example: one manufacturer's system comes with a 40-amp/hour battery that's projected to last up to 53 hours (pumping at the rate of 2,300 GPH once every five minutes).
Quality backup sump pump systems range from $1,000 to $4,500 installed. When choosing a system for your home there are a variety of factors to consider. The decisions you make for each will affect how much your backup sump pump will cost.