How Long Does a Whole-House Generator Last?
There is no single lifespan that applies to every standby generator. Maintenance history, operating hours, environment, loading and equipment condition all matter.
Calendar age is only one factor
A lightly used but neglected unit can develop problems, while an older system with appropriate maintenance may remain serviceable. Condition and supportability matter more than a simplistic age cutoff.
Signs it may be time for a deeper evaluation
- Recurring faults or failed starts
- Increasing repair frequency
- Parts becoming difficult to obtain
- Capacity no longer matching the home's needs
- Transfer or fuel-system compatibility concerns
- Physical deterioration or persistent leaks