The answer to 'how long does generator installation last' is that a properly installed and maintained home generator can last 10-20 years or more. The lifespan of a generator depends on factors like the quality of the unit, how often it's used, and the maintenance schedule. With regular service and care, many generators can provide reliable backup power for over a decade.
When installing a new generator, homeowners should work with a licensed and experienced electrical contractor. They can ensure the generator is sized correctly for the home's power needs, installed to local codes, and set up for easy maintenance. Proper installation is key for maximizing the generator's lifespan and performance.