What is the most common reason a sump pump fails?

Answer: Power failure
Explanation: The most common reason a sump pump fails is typically a power failure. When the pump relies on electricity and there's a power outage, it cannot operate, leaving the sump pit vulnerable to flooding. Therefore, it's essential to have a backup power source, such as a battery backup or generator, to ensure continuous operation during power outages.

Answer: Switch malfunction
Explanation: I would say the most common issue with sump pumps would be the float switch that tells the pump to turn on when the water reaches a predetermined level and aslo tells the pump when to turn off. Typically an easy fix with ample access to the pump.

Answer: Switch malfunction
Explanation: Switch failure is the number one cause of pump malfunction because of constant wear and tear. They do offer pumps with none moving floats that will last much longer.

Answer: Age
Explanation: Because that are never seen you don't think about them until u see the water they pump out.