Question

What size battery backup do I need for a sump pump?

Answer 1

You can add a battery as a power source to your current sump pump. Usually, the battery is mounted on a wall and connected to the sump pump. However, you can also get a whole new unit, a new battery backup pump in addition to your existing sump pump.Sep 27, 2019');})();(function(){window.jsl.dh('6','

Battery Backup For Existing Sump Pump: How It Works ...

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Search for: How long does a sump pump backup battery last?

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As a general rule of thumb, during a power outage most new fully-charged batteries will last roughly 5-7 hours of continuous pumping and roughly 1-3 days of non-continuous pumping depending on the frequency. The longer the pump runs, the less power it has.Oct 4, 2020

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How Long Does a Backup Sump Pump Battery Last?

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Search for: What is the best battery for a backup sump pump?

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AGM Batteries

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2. AGM Batteries. AGM stands for Absorbed Glass Mat and is a technologically superior battery, perfect for backup sump pump systems.